Chest Wall Muscles Flashcards Preview

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Flashcards in Chest Wall Muscles Deck (10):
1

Platysma Innervation and Perfusion

CN 7 (facial); submental a. , suprascapular a.

2

Pectoralis major Innervation and Perfusion

Lateral and medial pec. n. (C5-T1); pec. branch of thoracoacromial

3

Pectoralis Minor Innervation and Perfusion

Lateral and medial pec. n. (C8-T1); pec. branch of thoracoacromial

4

Subclavian Innervation and Perfusion

Subclavian nerve C5 + C6; Clavicular branch of thoracoacromial

5

Seratus Anterior Innervation and Perfusion

Long thoracic nerve C5, C6, C7; lateral thoracic and toracodorsal

6

Platysma Location and Function

Superficial, goes from shoulder to neck to face; causes grimacing facial expression

7

Pectoralis Major Location and Function

Superficial, upper chest wall; Flexion, adduction, rotation of humerus

8

Pectoralis Minor Location and Function

Deep to the pectoralis major, upper chest; Stabilize scapula

9

Subclavian Location and Function

placed between the the clavicle and the first rib, deep to the pec minor; Depression of clavicle

10

Serratus Anterior Location and Function

Side of the trunks, from the ribs to the medial end of scapula, Deep to pec minor; protracts and stabilizes scapula