Deep muscles of back and neck Flashcards
1
Q
Serratus posterior superior description and action?
A
Serrated edge of muscles. Elevate ribs during forced inhalation. Upper half of diamond shape.
2
Q
Serratus posterior inferior action?
A
Depress ribs during exhalation. Lower half of diamond shape.
3
Q
Quadratus lumborum O?
A
Posterior iliac crest.
4
Q
Quadratus lumborum I?
A
TP’s L1-L4, 12th rib
5
Q
Quadratus lumborum A?
A
Stabilizes 12th rib for exhalation, lat.flex of vertebral column