Answer:
D
Explanation:
ot would be D because if he wants to stay safe then he would need to be on guard
ANSWER:
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The effects of aging on the respiratory system are similar to those that occur in other organs:maximum function gradually declines. Age-related changes in the lungs include
:
Decreases in peak airflow and gas exchange
Decreases in measures of lung function such as vital capacity (the maximum amount of air that can be breathed out following a maximum inhalation)
Weakening of the respiratory muscles
Decline in the effectiveness of lung defense mechanisms
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HOPE THIS HELPS!!!
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This needs to be recorded in a medical report and if it is found necessary, the wound needs to be treated
