Which term means "the progressive, long-term loss of lung function: decrease
in number of alveoli, enlargement of
remaining alveoli, and destruction of
walls of alveoli; usually caused by
smoking"?
A. emphysema
B. pneumonia
C. pulmonary edema

breathe deeply from your lower lungs - imagine a rubber ring around your waist (your diaphragm)

breathe in and try to push the ring outwards.

breathe in through your nose and out through your nose and mouth.

explanation:

d would be your answer

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.