Respiratory System Flashcards Preview

Yoga A&P Exam Review > Respiratory System > Flashcards

Flashcards in Respiratory System Deck (6)
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1
Q

Gas exchange occurs at what level of the respiratory system

A

alveoli

2
Q

what is the primary muscle for respiration

A

diaphragm

3
Q

what type of process is breathing

A

both voluntary and involuntary

4
Q

describe how inspiration and expiration work?

A

inspiration: diaphragm moves down, chest walls expand, chest cavity enlarges creating a vacuum and air rushes in to fill the vacuum
expiration: diaphragm releases and moves up, chest wall moves in and air is squeezed out

5
Q

What part of the brain controls respiration?

A

the medula

6
Q

what gas in the blood stream stimulates us to breathe?

A

CO2