Unit 2 - Upper Limb: Posterior Arm Muscles (Ex. II) Flashcards Preview

Gross Anatomy '15 Ex. II > Unit 2 - Upper Limb: Posterior Arm Muscles (Ex. II) > Flashcards

Flashcards in Unit 2 - Upper Limb: Posterior Arm Muscles (Ex. II) Deck (4)
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1
Q

medial head of triceps brachii

A

O: P humerus I to radial groove; M intermuscular septum
I: olecranon of ulna
Inn: radial N (C6-C8)
A: elbow extension

2
Q

lateral head of triceps brachii

A

O: P humerus proximal to radial groove; L intermuscular septum
I: olecranon of ulna
Inn: radial N (C6-C8)
A: elbow extenison

3
Q

long head of triceps brachii

A

O: infraglenoid tubercle of scapula
I: olecranon of ulna
Inn: radial N (C6-C8)
A: elbow extension; shoulder extension and adduction

4
Q

anconeus

A

O: L epicondyle of humerus (variance: P joint capsule)
I: radial surface of olecranon of ulna
Inn: radial N (C6-C8)
A: elbow extension; tightens joint

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