Muscles of Respiration Flashcards
1
Q
Diaphragm O?
A
Lower 6 ribs, L1-L3, xiphoid process.
2
Q
Diaphragm I?
A
Central tendon (where all fibers connect)
3
Q
Diaphragm A?
A
Draw down central tendon, increase volume of thoracic cavity.
4
Q
Inhalation is:
A
always active: muscles working
5
Q
Exhalation can be:
A
passive: no muscle working OR active: muscle working
6
Q
External intercostals O?
A
Inferior border of rib above.
7
Q
External intercostals I?
A
Superior border of rib below.
8
Q
External intercostals A?
A
Draw ribs superiorly to inhale.
9
Q
Internal intercostals O?
A
Inferior border of rib above.
10
Q
Internal intercostals I?
A
Superior border of rib below.
11
Q
Internal intercostals A?
A
Draw ribs inferiorly to exhale.
