Answer:
High-quality CPR performance metrics include:
Chest compression fraction >80%
Compression rate of 100-120/min
Compression depth of at least 50 mm (2 inches) in adults and at least 1/3 the AP dimension of the chest in infants and children
No excessive ventilation
Explanation:
Which of the following causes some older men to lose their muscle strength?
Oa decrease in the hormone testosterone
O an increase in the hormone estrogen
O an increase in the hormone testosterone
Oa decrease in the hormone estrogen
Answer:
A decrease in the hormone testosterone
Explanation:
It not only helps with stimulating sperm or helps the sex drive of a man but it also helps with muscle mass it helps control weight and increases energy. When a man gets older they start losing that hormone which means lower sex drive and losing their muscle mass over time hence why they lose a lot of muscles they gained throughout their lives.
Hope this helped :)
healthy environment supports healthy and happy life justify
Answer:
Healthy environment indicates good and protective nature without hazards. This healthy environment supports life of all living organisms with out any problems. Healthy life gives happiness increasing the life span of the people. Thus the statement Healthy environment support healthy and happy life is true.
(I copied this from the internet, but hope it helps!)
Answer:
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Healthy environment support healthy and happy life. This given statement is true.
Explanation:
Healthy environment indicates good and protective nature without hazards. This healthy environment supports life of all living organisms with out any problems. Healthy life gives happiness increasing the life span of the people. Thus the statement Healthy environment support healthy and happy life is true.
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Protecting your eyes and ears
(Please answer using completely sentence)
1. What part of the ear helps you maintain your balance?
2. How do loud noises harm your hearing?
3. What changes could you make in your life that would give greater protection to your eyes and your ears?
Answer:
1. The ear is made up of two parts, The cochlea for hearing and the The vestibular system is used to mantain balance.
2. Loud noise can damage cells and membranes in the cochlea. Listening to loud noise for a long time can overwork hair cells in the ear, which can cause these cells to die. The hearing loss progresses as long as the exposure continues.
3. Some changes that you can make to protect your ears and eyes is Turn the volume down. Stop using cotton swabs in your ears. Use earplugs around loud noises.
Explanation:
Answer:
Explanation:
1. your vestibular nerve/system helps you maintain your balance.
2. Loud noises harm your hearing by overworking the cell hairs. This causes the cells to die which leads to hearing loss.
3. Do not listen to loud music for an extended period of time, keep your ears dry, do not use cotton swabs in your ears, keep moving, manage your stress levels. For your eyes, you can use eye drops to keep them from drying out. Go for regular eye exams, use eye protection such as sunglasses when in sunny weather, wear safety glasses when doing work around the house as not doing this could cause scratches to the cornea.
Why do some people struggle with water scarcity?
A.
Freshwater resources are not evenly distributed across the Earth’s surface.
B.
The polar ice caps are melting.
C.
There is no freshwater available in desert areas.
D.
People who live near the coast have more access to freshwater than people who live inland.
Please select the best answer from the choices provided
A
B
C
D
Answer:A
Explanation: Tell me if im wrong but A makes most since since some places don't have water
People are facing water scarcity because of the over use of water resources and not maintaining out the proper water resources. Over pollution and the poor maintenance has made this situation worse.
What is water pollution ?It is the pollution of the water resources in which the water gets contaminated because of the pollutants that are disturbing the water resources.
Water scarcity is the situation in which the water resources gets a disturbance in which they make them contaminated. Because of the poor maintenance of the water resources in which they are over used, made a harmful impact with making the water polluted.
Where as there are certain areas in the country where the water resources mainly the fresh water is not available that much but there are desert areas where the water is just present at the mirage effects only.
Learn more about fresh water at :
https://brainly.com/question/4381433
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