Arm Flashcards Preview

Anatomy Muscle Tables > Arm > Flashcards

Flashcards in Arm Deck (16):
1

Biceps brachii origin

Short head: coracoid process of scapula; Long head: supraglenoid tubercle of scapula

2

Coracobrachialis origin

Coracoid process of scapula

3

Brachialis origin

Anterior surface of the humerus (distal half)

4

Triceps brachii origin

Long head: infraglenoid tubercle of scapula; Lateral head: posterior humerus superior to radial groove; Medial head: posterior humerus inferior to radial groove

5

Biceps brachii insertion

Radial tuberosity on radius, antebrachial fascia via bicipital aponeurosis

6

Coracobrachialis insertion

Medial surface of humerus (midway)

7

Brachialis insertion

Ulnar tuberosity

8

Triceps brachii insertion

Olecranon of ulna

9

Biceps brachii innervation

Musculocutaneous nerve

10

Coracobrachialis innervation

Musculocutaneous nerve

11

Brachialis innervation

Musculocutaneous nerve

12

Triceps brachii innervation

Radial nerve

13

Biceps brachii action

Supinates and flexes forearm

14

Coracobrachialis action

Adducts and flexes arm

15

Brachialis action

Flexes forearm

16

Triceps brachii action

Extends forearm (long head can also extend arm)