Intermediate (Respiratory) Muscles Flashcards
1
Q
What are the intermediate (Respiratory) Muscles of the back?
A
Serrated Posterior Superior
Serrated Posterior Inferior
2
Q
What is the Origin of the Serratus Posterior Superior Muscle?
A
C7-T2 Spinous processes
3
Q
What is the insertion of the serratus posterior superior muscle?
A
ribs 2-4
4
Q
What is the origin of the serratus posterior inferior muscle?
A
T11-L2
5
Q
What is the insertion to the serratus posterior inferior muscle
A
Ribs 9-11
6
Q
What are the actions of the Serratus posterior superior muscles?
A
- Elevate ribs during forced inspirations
- Rib proprioception*
- detects movements and send back to nervous system
7
Q
What are the actions of the serratus posterior inferior muscle
A
- Depress ribs during forced expiration
2. Rib proprioception*
8
Q
What are the nerve supply of the intermediate muscles?
A
-Anterior rami
