posterior compartment of brachial group muscles Flashcards
1
Q
triceps brachii origin
A
long head:
- infraglenoid tubercle of scapula
medial head:
- mid/lower humerus
lateral head:
- upper humerus
2
Q
triceps brachii insertion
A
olecranon process of ulna
3
Q
triceps brachii action
A
- extension of forearm
- long head assists with ADD
4
Q
triceps brachii innervation
A
radial nerve
5
Q
anconeus origin
A
lateral epicondyle humerus
6
Q
anconeus insertion
A
olecranon
7
Q
anconeus action
A
extend forearm
8
Q
anconeus innervation
A
radial nerve
