It is true that the phosphate buffer system is relatively unimportant for buffering blood plasma.
When a small amount of an acidic or basic substance is added to a solution, a buffer system can resist changes in its pH.
When it comes to buffering blood plasma, the phosphate buffer system isn't very important. The absolute most significant blood cradle framework is the bicarbonate cushion framework. The protein buffer system is one of the most potent and plentiful sources of buffers.
In order to support proper metabolic function, the bicarbonate buffer system is an acid-base homeostatic mechanism that involves the balance of carbonic acid, the bicarbonate ion, and carbon dioxide in the blood and duodenum, among other tissues.
know more about buffer systems here: https://brainly.com/question/22821585
#SPJ4
What explanation of inheritance suggests that hereditary traits are determined by discrete units that are transmitted from one generation to the next?.
Particulate inheritance is the explanation of inheritance suggests that hereditary traits are determined by discrete units that are transmitted from one generation to the next.
Particulate inheritance is a pattern of inheritance discovered by Mendelian genetics theorists such as William Bateson, Ronald Fisher, and Gregor Mendel himself, demonstrating that phenotypic traits can be passed down from generation to generation via "discrete particles" known as genes, which can retain their ability to be expressed while not always appearing in descending generations.
These principles make up the system of particulate inheritance by units, or genes. Mendel's two basic laws, known as the law of segregation and the law of independent assortment, were later supported by the discovery of chromosomes as carriers of genetic units. This was a significant step forward from blending inheritance because it explained how heritable variation can persist across multiple generations.
To learn more about Particulate inheritance, here
https://brainly.com/question/14525644
#SPJ4
of the seven iucn categories of protected marine areas, which one intends maximum protection, and which one is designed to benefit species and ecosystems, respectively?
A protected area, according to the IUCN, is a clearly defined geographic area that is ecosystems acknowledged, designated, and managed in order to ensure long-term conservation
Preserving the ecosystems that animals and plants require to exist is the best method to protect endangered species and biodiversity. The environment in which all animals and plants exist will be protected by energy conservation and judicious resource utilization.
In order to protect biodiversity, maintain ecosystem balance, preserve important habitats, increase resilience to climate change, ensure global food security, maintain water quality, conserve natural resources, promote economic success, and stop the.
To learn more about ecosystems please click on below link
https://brainly.com/question/13979184
#SPJ4
Explain how a change in the subunits of a polymer may lead to changes in structure or function of the macromolecule.
They consists of the proteins , nucleic acids polymers and sequences of macromolecules that can evolve and changed the composition, that leads to evolutionary change and hence structural diversity .
Macromolecules are polymers, which are long chains of subunits called monomers. These subunits are often very similar to each other, and for all the diversity of polymers.
Proteins are one of the important and abundant organic molecules in living systems and have the most diverse range of functions from all the macromolecules. Their are Many properties of protein they can be structural, regulatory, contractile, or protective and also serve in transport, storage, or membranes.
To learn more about Macromolecules , here
brainly.com/question/15237842
#SPJ4
1) all of the following may function in signal transduction in plants except a) calcium ions. b) nonrandom mutations. c) receptor proteins. d) phytochrome. e) secondary messengers.
all of the following may function in signal transduction in plants except b-Nonrandom mutations
Light signaling pathways are an important part of the mechanisms that control plant development. These pathways allow information from specific light wavelengths to be amplified and coordinated, resulting in complex physiological and developmental responses.
The non-random pattern of mutations in gene and non-gene regions of DNA suggests that a protective mechanism is in place to prevent potentially disastrous mutations.
Learn more about signal transduction here:
https://brainly.com/question/13989766
#SPJ4
high levels of this contaminants have been found in fish prompting recommendations to limit intake of some fish to no more than one serving per week.
High levels of methylmercury contaminants have been found in fish prompting recommendations to limit intake of some fish to no more than one serving per week.
What is methylmercury contaminants?
A neurotoxic pollutant called methylmercury bioaccumulates in marine food webs and is hence present in seafood. The majority of the mercury found in marine food webs was first released into the environment as a result of human activity, and the processes involved in getting the mercury from emission sources to fish depend on a number of factors that will be impacted by climate change.
Therefore, High levels of methylmercury contaminants have been found in fish prompting recommendations to limit intake of some fish to no more than one serving per week.
To learn more about methylmercury contaminants
Here: https://brainly.com/question/11056255
#SPJ4
complementary proteins are 2 or more proteins that are combined so that the essential amino acids that are missing from one are provided by the other.
Due to the fact that when combined, grains and legumes provide all nine essential amino acids, grains and legumes are referred to as complementary proteins.
How do contrasting proteins combine?All the required amino acids can be adequately supplied by combining two or more foods with incomplete proteins to create complementary proteins. As long as you obtain enough of each protein during the day's meals, complementary proteins don't have to be consumed together.
What proteins are regarded as complimentary proteins?Due to the fact that when combined, grains and legumes provide all nine essential amino acids, grains and legumes are referred to as complementary proteins. Because they include tryptophan, methionine, and cysteine, nuts and seeds are a good complement to legumes.
To know more about complimentary proteins visit:-
https://brainly.com/question/783815
#SPJ4
what is the net amount of atp gained from anaerobic breakdown (glycolysis) of one molecule of glucose in the cytoplasm during anaerobic respiration?
Glycolysis generates only two total molecules of ATP per glucose molecule from anaerobic breakdown (glycolysis) of one molecule of glucose in the cytoplasm during anaerobic respiration.
Glycolysis is the process of breaking down sugar molecules to release energy for cellular metabolism. It takes place in the cell's cytoplasm. The primary goal of glycolysis is to produce thousands of ATP molecules for use in various cellular metabolisms. The primary goal of glycolysis is to produce pyruvate for the trichloroacetic acid (TCA) cycle rather than to produce adenosine 5′-triphosphate.
Learn more about Glycolysis here:
https://brainly.com/question/15159050
#SPJ4
excess fluid consumption can result in a condition called . multiple choice chronic hypotension terminal osmosis idiopathic rehydration water intoxication
Excess fluid consumption can result in a condition called water intoxication.
Water intoxication is a condition that arises as a result of drinking too much water. This occurs when you drink more than a liter of water in an hour, causing your kidneys to work harder. When you drink mostly water, the body will be prone to hyponatremia, a condition in which the salt level in the blood is lower than normal. This happens because the excess air in the body will "dissolve" the salt (sodium) so that the salt level will be relatively lower.
Sodium is an important component in fluid and electrolyte balance in the body. A lack of sodium can make fluids in the body attracted to cells, such as brain cells. As a result, the cells will swell and cause several significant symptoms such as impaired consciousness and even life-threatening.
Learn more about water intoxication here https://brainly.com/question/5783972
#SPJ4
which are found entirely attached to the pons, and which are located in the groove between the pons and medulla?
Bony Clivus are found entirely attached to the pons and Cerebellar peduncle are located in the groove between the pons and medulla.
Pons is the forepart of the hindbrain arranged before the cerebellum. Pons is nonstop behind and underneath with the medulla oblongata. Pons is isolated from medulla in front by a wrinkle in which the abducent, facial, and acoustic nerves show up. Trigeminal nerves arise at the intersection of pons and center cerebellar peduncle.
Foremost surface of pons is raised and has a sulcus in midline called basilar sulcus which is involved by basilar vein. Better surface of pons is connected than predominant cerebellar corridor and lower surface is connected with foremost substandard cerebellar supply route. Back surface of pons is concealed by cerebellum and limited horizontally by unrivaled cerebellar peduncle .
On one or the other side of the lower part of the pons there is a locale called cerebellopontine point. The facial, vestibulocochlear, glossopharyngeal nerves; apprehensive intermedius; and complex veins lie around here
To know more about Pons, visit here:
https://brainly.com/question/14015198
#SPJ4
Ethane, C2H6, reacts with oxygen to make carbon dioxide and water. The
equation can be written as: C2H6+02 → CO2 + H20. Using the equation,
what are the products?
O CO2 + H20.
OC2H6+02
OC2H6
O 02 + H20
The products of the above reaction are carbondioxide and water i.e. CO₂ + H₂0 (option A).
What is a chemical reaction?Chemical reaction is the process, typically involving the breaking or making of interatomic bonds, in which one or more substances are changed into others.
A chemical reaction involves substances called reactants forming other new substances called products.
According to this question, Ethane reacts with oxygen to form carbon dioxide and water as follows:
C₂H₆ + 0₂ → CO₂ + H₂0
Based on the above equation, glucose and oxygen are the reactants while carbondioxide and water are the products.
Learn more about chemical reaction at: https://brainly.com/question/3461108
#SPJ1
In the snail Cepaea nemoralis, an autosomal allele causing a banded shell, u, is recessive to the allele for an unbanded shell, U. Genes at a different locus determine the background color of the shell. The allele for a yellow shell, b, is recessive to the allele for a brown shell, EB. A banded, yellow snail is crossed with a homozygous brown, unbanded snail. The F1 progeny are then crossed with banded, yellow snails in a testcross. Predict the percentage of progeny in each phenotype if the two genes are linked with no recombination, if the two genes assort independently, and if the genes are 20 m.u. apart. Place the percentage for each phenotype for each of the scenarios in the table below. Percentages can be used more than once. Phenotyp Linked Independent Genes 20 m.u. no recombinationassortment apart Brown, unbanded Brown, banded Yellow, unbanded Yellow, banded 0% 10% 20% 25% 30% 40% 50% 60%| 70% 75% | 80%, 90% 100%
The F2 testcross offspring will be half-banded, yellow, and half unbanded, brown.
Absolute linkage prevents the creation of recombinant offspring. The F1 inherited banded and yellow alleles (BBCY) from the banded yellow parent together on one chromosome and unbanded and brown alleles (BOCBw) from the unbanded brown parent jointly on the homologous chromosome.
These two allelic combinations will be present in equal amounts in all F1 gametes in the absence of recombination. The F2 testcross offspring will therefore be half banded, yellow, and half unbanded, brown.
For more questions like Recombination click the link below
https://brainly.com/question/8948602
#SPJ4
the three tissue systems of a mature plant root complete their development in the root zone of a) cell division. b) elongation. c) differentiation.
The three main tissue systems for a mature plant root which completes their development during the root zone is differentiation. Option (c) is correct.
Elongation happens simply beneath the hints of developing stems withinside the apical meristems. The 3 tissue structures of a mature plant root whole their improvement withinside the root area of differentiation. The stems and leaves collectively make up the shoot system. Each organ (roots, stems, and leaves) consist of all 3 tissue kinds (floor, vascular, and dermal).
Different cell kinds incorporate every tissue kind, and the shape of every cell kind affects the characteristic of the tissue it comprises. The roots of seed flora have 3 primary functions: anchoring the plant to the soil, soaking up water and minerals and transporting them upwards, and storing the goods of photosynthesis. Some roots are changed to take in moisture and trade gases. Most roots are underground. Some flora, however, additionally have adventitious roots, which emerge above the floor from the shoot.
Learn more about plant root visit: brainly.com/question/12302791
#SPJ4
Carcinogens cause _____.A.allergic reactionsB.genetic defectsC.chronic health effectsD.birth defectsE.cancerE. Cancer
The main one is E. Cancer
which respiratory-associated muscles would contract or relax during forced expiration, for example blowing up a balloon?
The internal intercostal and abdominal muscles would contract or relax during forced expiration.
The intercostals, parasternals, scalene, and neck muscles of the rib cage, which mostly affect the upper section of the rib cage (pulmonary rib cage), are both inspiratory and expiratory muscles. The abdominal muscles have an expiratory function and work on the rib cage and abdomen. In order to expel air from the lungs during expiration, the abdominal wall contracts concentrically while the diaphragm contracts eccentrically in tandem with the elastic recoil of the lung tissue.
The abdominal muscles are primarily responsible for forcing expiration. For physiologic processes like coughing and properly responding to a gag reflex, these muscles must be under good control. Both of these activities are essential for health and security.
To know more about forced expiration, refer to the following link:
https://brainly.com/question/9491385
#SPJ4
you have a micro tube containing 1 ml of a solution with 5.57 x 100 cells/ml and you are to produce a solution that contains 55 cells/ml. what dilutions should you perform?
Dilute the aliquot three times, each time transferring 1 microL into 900 microL diluent.
Dilution is the process of weakening a liquid by mixing it with water or another liquid: Before adding the bleach to the wash, dilute it in water. When you dilute a substance, you make it weaker or less pure by mixing it with another substance. Serial dilution is a common method for achieving this concentration reduction. Dilution of homoeopathy. Dilution (equation), a formula for calculating the rate at which a gas dilutes. Trademark dilution is a type of illegal trademark use that occurs outside of the relevant market. A microliter(microL) is a volume unit equal to one millionth of a liter (one-millionth).
Learn more about dilution here:
https://brainly.com/question/21323871
#SPJ4
a food web and an energy pyramid are represented below. a group of organisms from the food web carry our the life process of respiration?
A food chain is a group of organisms that eat one another, allowing energy and nutrients to flow from one to the next.
In ecostem, a food web is made up of all the food chains in one ecosystem. Every living thing in an ecosystem is a part of several food chains. Each food chain represents one possible path for energy and nutrients as they move through the ecosystem. A food web is made up of all of the interconnected and overlapping food chains in an ecosystem.
Many different food chains and trophic levels are linked by food webs. Food webs can support long and complicated food chains as well as very short ones.
For example, grass in a forest clearing uses photosynthesis to produce its own food. A rabbit consumes grass. The rabbit is devoured by a fox. When a fox dies, decomposers like worms and mushrooms decompose its body and return it to the soil, where it provides nutrients to plants like grass.
To know more about the Food web,here
https://brainly.com/question/2233704
#SPJ4
Which of the following statements is correct? Totipotent/Pluripotent stem cells only become germ cells. Mutations in sex steroid synthesis enzymes cause defects in sex determination. Germ cells require FSH and LH to enter meiosis. O Sexlethal regulates the expression of sex determining genes because it is a transcription factor,
The correct option is B ; Mutations in sex steroid synthesis enzymes cause defects in sex determination. in all mammalian species, this chapter will concentrate on the sequence in humans and incorporate material from other species as needed.
We will first outline the anatomic processes in male and female development before summarizing our present understanding of the mechanisms that govern this development.
Sexual differentiation is a sequential process that begins with the establishment of chromosomal sex at fertilization, continues with the determination of gonadal sex, and culminates in the development of secondary sexual characteristics that comprise the male and female phenotypes.
Learn more about to sex steroid visit here:
https://brainly.com/question/12243988
#SPJ4
Which of the following statements is correct?
A Totipotent/Pluripotent stem cells only become germ cells.
B Mutations in sex steroid synthesis enzymes cause defects in sex determination.
C Germ cells require FSH and LH to enter meiosis.
D Sexlethal regulates the expression of sex determining genes because it is a transcription factor,
Which cerebral lobe is responsible for voluntary motor function, motivation, memory, mood, and aggression?.
Our personality resides in the frontal lobes, which are thought to be our emotional control center.
What does each brain lobe control?The frontal lobe plays a key role in cognitive processes and in the regulation of voluntary motion or activity. The occipital lobe is mostly in charge of vision, whereas the parietal lobe handles information concerning temperature, taste, touch, and movement.
What is in charge of voluntary motor activity?The motor cortex, a region of the brain situated behind the frontal lobe, controls these voluntary movements. A neural signal from the motor cortex travels from the brain stem, via the spinal cord, and into the neural network to the muscle being controlled.
To know more about lobes visit:-
https://brainly.com/question/14567052
#SPJ4
many viruses cause what are referred to as flu-like symptoms as a result of the body's response to the infection. these symptoms include .
White blood cells, antibodies, and other mechanisms go to work ridding your body of the foreign invader. In fact, many of the symptoms that a person suffers during an infection (fever, malaise, headache, rash) are the result of the activities of the immune system trying to clear the infection from the body.
The flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs. Influenza-like illness (ILI), also called “influenza-like illness,” is a broader category. The CDC says that with ILI, you have a fever of at least 100 F and a cough or sore throat, but the cause of the symptoms is unknown. Colds are minor infections of the nose and throat caused by more than 200 different viruses. Rhinovirus is the most common cause, accounting for 10 to 40 percent of colds. Other common cold viruses include the coronavirus and respiratory syncytial virus (RSV). The flu is caused solely by influenza viruses, while the common cold can be caused by several different viruses, including rhinoviruses, parainfluenza, and seasonal coronaviruses. Seasonal coronaviruses should not be confused with SARS-CoV-2, the virus that causes COVID-19.
To learn more about immune please click on below link
https://brainly.com/question/8189807
#SPJ4
nlrs differ from tlrs by . . . choose one:a. being present on the pathogen rather than the host cell.b. detecting mamps in the cytoplasm rather than external to the cell.c. triggering only adaptive immunity rather than innate
By recognizing MAMPS inside the cell as opposed to outside it, NLRS differ from TLRS. RLRs recognize pathogen genome, while NLRs mostly detect intracellular bacteria.
Two important types of innate immune sensors, Toll-like receptors (TLRs) and Nod-like receptors (NLRs), offer prompt responses to pathogenic invasion or tissue damage. By interacting with damage/danger-associated molecular patterns (DAMPs), pathogen/microbe-associated molecular patterns (MAMPs), pathogen-associated molecular patterns (PAMPs), and xenobiotic-associated molecular patterns (MAMPS ), the TLRs become activated.
learn more about Toll-like receptors (TLRs) here:
https://brainly.com/question/13051761
#SPJ4
what are the two basic types of ecological succession which are categorized mainly based on how many nutrients - or lack thereof - are already present in the soil after the disturbance?
The two basic types of ecological succession are Primary and Secondary.
What is Ecological succession ?Ecological succession is the process of change in an ecological community's species composition over time. The time frame can span several decades or fewer (for instance, following a wildfire).The cycling of nutrients like carbon, nitrogen, and sulphur is made possible by bacteria.The community grows through an increase in complexity from a small number of pioneering plants and animals to a stable or self-sustaining climax community. The effects of established organisms on their own settings serve as the "engine" of succession and the reason why ecosystems evolve. Living has the effect of changing one's environment, sometimes subtly and sometimes blatantly.To learn more about Ecological succession refer to:
https://brainly.com/question/10167897
#SPJ4
Choose the CORRECT statement that reflects the differences between the somatic and autonomic nervous systems.
The SNS only uses the neurotransmitter norepinephrine, while the ANS only uses the neurotransmitter acetylcholine.
The SNS is a two-neuron system, while the ANS is a one-neuron system.
The SNS is excitatory, while the ANS is both excitatory and inhibitory.
The SNS innervates cardiac muscle, while the ANS innervates skeletal muscle.
The SNS can innervate glands, while the ANS cannot innervate glands.
(the SNS is excitatory, while the ANS is both excitatory and inhibitory)
The CORRECT statement that reflects the differences between the somatic and autonomic nervous systems is while the ANS is both excitatory and inhibiting in GI, the SNS is excitatory.
While also controlling mucosal secretion and GI blood flow through neurally mediated vasoconstriction, the sympathetic nervous system has a primarily inhibitory impact on GI muscle. Contrarily, the parasympathetic nervous system controls the tone and motility of the stomach and intestines including milling, absorption, secretion, and defecation by acting in both an excitatory and an inhibitory manner. This suggests a more complex and finely tuned role for the parasympathetic nervous system in GI activity. The autonomic nerve system is in charge of GI functions.
Learn more about nervous system
https://brainly.com/question/29355295
#SPJ4
do we need to be concerned with the wave nature of the blood cells when we describe the flow of blood in the body?
The blood cells need to be concerned wgen under the Broglie's relation it's no concern issues.
If we begin from de Broglie's relation
lambda=frac λ= mvh and insert the given values lambda=frac 63 instances 10^} instances 4 times 10^}=1.66 10^textrmλ= 10 −14 ×4×10 −3 6.63×10 −34 =1.6610 −17 m lambdaλ is simply too small so we don't have any issues approximately wave nature of the blood cells.
λ=1.6610 −17 m that is too small so we don't have any issues approximately wave nature of the blood cells.
Read more about blood cells :
https://brainly.com/question/920424
#SPJ4
summarize the concept of microbial antagonism and discuss the effect of antibiotics on the levels of normal microbiota or opportunistic pathogens
Microbial antagonism is the inhibition of one bacterial organism by other. It is a method of using established cultures of microorganisms to prevent the intrusion of foreign strains. When introduced to an already-colonized environment, an invasive strain of bacteria tends not to thrive and may go completely extinct.
Through microbial antagonism, the normal bacterial flora of the body provides some defense against disease-causing organisms. Humans and other mammalian gastrointestinal tracts (GIT) are home to trillions of microorganisms, collectively named the microbiota. Intestinal microbes are stable under physiological conditions, but antibiotics administration can cause dysbiosis in the microbiota. It is characterized by a reduction in the diversity of microbes and the normal function of the intestinal microbiota in maintaining host wellness.
Learn more about the microbial antagonism here:
https://brainly.com/question/13955083
#SPJ4
What does Biology study?
A.) the structure and function of living organisms.
B.) the classification of living organisms.
C.) the interactions of living organisms.
D.) all of the above
Which letter choice is correct? A, B, C, or D?
Which postulate of natural selection is deliberately enforced by dog breeders using artificial selection?.
Dogs Breeders use artificial selection rather than natural selection to determine survival and reproduction.
What is the underlying theory behind animal natural selection?An evolutionary mechanism is natural selection. Environment-adapted organisms are more likely to endure and pass on the genes that made them successful. As a result of this strategy, species eventually develop and diverge.
What is the natural selection theory's alternate name?The term "theory of evolution" is most often used to refer to the concept first proposed by Charles Darwin and Alfred Russel Wallace in the nineteenth century.
To know more about natural selection visit:-
https://brainly.com/question/9830102
#SPJ4
an individual's exposure to an airborne pathogen has prompted an immune response that includes both cellular and humoral components. which of the following activities is most closely associated with the humoral immune response?
B cells create antibodies that are exclusive to the disease, which best explains the humoral immune response.
The humoral immune response is the type of immune response in which B cells produce antibodies to kill external bacteria and stop the progression of intracellular illnesses. Helper T cells are usually required to activate B cells and induce their development into plasma cells that secrete antibodies.
During this process, first, the antigen binds to the antigen receptor in the B-cell. This B-cell will engulf and digest this antigen into fragments. These fragments are then presented to the T-cell via the MHC complex.
In response to this T-cells will release cytokines. These cytokines will activate the B-cells to produce antibody-producing plasma cells. The antibodies will further bind to the antigen to kill and eliminate them from the body.
Therefore, option c is the correct statement.
The complete question is -
An individual's exposure to an airborne pathogen has prompted an immune response that includes both cellular and humoral components. Which of the following activities is most closely associated with the humoral immune response?
a. T cells directly attack the foreign pathogen.
b. A circulating lymphocyte containing an antigenic message returns to the nearest lymph node.
c. B lymphocytes produce antibodies that are specific to the pathogen.
d. Granulocytes and macrophages engulf and destroy the invading agents.
To know more about the humoral immune response:
https://brainly.com/question/29557865
#SPJ4
6) the chemical signal for flowering could be released earlier than normal in a long-day plant exposed to flashes of a) far-red light during the night. b) red light during the night. c) red light followed by far-red light during the night. d) far-red light during the day. e) red light during the day.
The signal for flowering that is released earlier than normal is . d) far-red light during the day.
The mild duration which is basically required to set off flowering in flora is called important photoperiod. A lengthy day plant will handiest flower while the mild duration is longer than a important variety of hours. Spinach, lettuce, and a few styles of wheat are lengthy-day plants.
All right, So the signaling molecule right here for flowering is probably launched in advance than regular in an extended day plant um uncovered to flashes of a long way red mild all through the day, um or red mild all through the day. Red mild observed through a long way pink mild all through the night, or a long way pink mild all through the night, or pink mild all through the night.
Read more about plant:
https://brainly.com/question/417970
#SPJ4
Fmri studies at cleveland clinic and case western reserve university found the social network (part of the default node network) in the brain is activated by. (select all that apply. ).
The brain's default mode network (DMN) is made up of regions that are normally more active when the body is at rest than when doing an active task. However, recent research has indicated that specific activity types can activate this network.
It has been proposed that social cognition, particularly higher-order activities like attributing mental states to others, activates a network of regions that at least partially overlap with the default mode network DMN. Here, we investigate this assertion using data from functional MRI meta-analyses and current investigations into the anatomical and functional connections of the social brain. We also go through recent data supporting the presence of a DMN in non-human primates. We wrap up by going over some of these observations' implications.It is now becoming more and more clear that specific sorts of tasks cause the brain regions connected to the DMN to become active. In fact, the supposed anti-correlation between task-related networks and the DMN has been questioned (Murphy et al., 2009; Kelly et al., 2012).
Learn more about default mode network using this link:
https://brainly.com/question/28206274
#SPJ4
movement of muscles during inspiration allows expansion of the lungs and thus a decrease in internal lung pressure (decrease in alveoli pressure), resulting in air entering into the alveoli. which of the following statements describes what makes this possible?
The lungs' pleural fluid makes the lung walls adhere to the thoracic wall. The diaphragm flattens and tightens during inspiration , and the chest cavity widens.
A vacuum is produced by the contraction, drawing air into the lungs. The diaphragm relaxes and assumes its dome-like form during exhalation, forcing air from the lungs. Your diaphragm contracts and descends when you inspiration, or breathe in. Your lungs expand into the additional space in your chest cavity as a result. The muscles in the area between your ribs also aid in chest cavity expansion. As a result of the diaphragm and intercostal muscles contracting during inhaling, the lung volume increases.
To learn more about inspiration follow:
https://brainly.com/question/28546197
#SPJ4