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PTRS 710 Exam 3 > Arm > Flashcards

Flashcards in Arm Deck (20):
1

Biceps Brachii Origin

Long head: supraglenoid tubercle (fixed in intertubercular groove by transverse humeral ligament)
Short head: coracoid process

2

Biceps Brachii Insertion

Radial tuberosity and bicipital aponeurois

3

Biceps Brachii Function

Flex arm and forearm
Supinate when elbow is flexed

4

Biceps Brachii Innervation

Musculocutaneous

5

Brachialis Origin

Distal half of humerus

6

Brachialis Insertion

Coronoid process and ulnar tuberosity

7

Brachialis Function

Flex elbow

8

Brachialis Innervation

Musculocutaneous

9

Coracobrachialis Origin

Coracoid process

10

Coracobrachialis Insertion

Coronoid process and ulnar tuberosity

11

Coracobrachialis Function

Flex
Adduct
Stabilize glenohumeral joint

12

Coracobrachialis Innervation

Musculocutaneous

13

Triceps Brachii Origin

Infraglenoid tubercle - long head
Superior to radial groove - lateral head
Inferior to radial groove - medial head

14

Triceps Brachii Insertion

Olecranon of ulna

15

Triceps Brachii Function

Extends
Long head - stabilizes adducted GH joint
Adducts

16

Triceps Brachii Innervation

Radial

17

Anconeus Origin

Lateral epicondyle

18

Anconeus Insertion

Olecranon process

19

Anconeus Function

Extends forearm

20

Anconeus Innervation

Radial