Respiratory Cycle - Pulmonary Ventilation Flashcards
1
Q
how many times do respiratory movements occur
A
12-14 times per minute
2
Q
What are the three steps in the respiratory cycle of events
A
Inspiration, expiration, pause/rest
3
Q
what type of process is inspiration
A
an active process
4
Q
why type of process is expiration
A
a passive process
5
Q
what happens to the muscles during inspiration
A
contraction of muscles
6
Q
what happens to the lungs during expiration
A
elastic recoil of lungs
