Posterior Abdominal Muscles, Select Muscles of the Thorax Flashcards Preview

Spinal Final > Posterior Abdominal Muscles, Select Muscles of the Thorax > Flashcards

Flashcards in Posterior Abdominal Muscles, Select Muscles of the Thorax Deck (13)
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1
Q

quadratus lumborum is implicated in the formation of which ligament

A

iliolumbar ligament

2
Q

origin of the psoas major

A

vertebral bodies T12, L1-5, S1

transverse processes of L1-L5

3
Q

innervates the psoas major

A

primarily venteral rami of L2& L3, may include ventral rami of L1 & L4 spinal nerves

4
Q

origin of the psoas minor

A

vertebral bodies T12, L1

5
Q

innervates the psoas minor

A

ventral ramus of L1 spinal nerve

6
Q

innervation of the iliacus

A

femoral nerve, primarily the ventral rami of L2 & L3

7
Q

origin of the elevator costarum brevis

A

transverse tubercles of transverse process of C7, T1-11

8
Q

innervate the levator costarum brevis

A

dorsal rami of T1-12 spinal nerves

9
Q

origin of levator costarum longus

A

dorsal rami of the lower thoracic spinal nerves

10
Q

origin of the serratus posterior superior

A

spinous tubercles of spinous processes form C7, T1 and T12, possibly T3

11
Q

innervates the serratus posterior superior

A

ventral rami of T2-T5 spinal nerves….intercostal nerves

12
Q

origin of the serratus posterior inferior

A

spinous tubercles of spinous processes from T11, T12, L1 & L2

13
Q

innervate the serratus posterior inferior

A

ventral rami of T9-T11, intercostal nerves & ventral ramus of T12, subcostal nerve