The Elbow Flexors

Question 1

Name The Elbow Flexors

Answer 1

Biceps Brachii, Brachialis, Brachioradialis, Pronator Teres

Question 2

Biceps Brachii origin

Answer 2

L/H: superior glenoid tubercle of scapula
S/H: coracoid process of scapula

Question 3

Biceps Brachii insertion

Answer 3

bicipital aponeurosis & radial tuberosity

Question 4

Biceps Brachii nerve supply

Answer 4

musculocutaneous C5, 6

Question 5

Biceps Brachii action

Answer 5

L/H: shoulder flexion
L/H + S/H: elbow flexion & supination

Question 6

Biceps Brachii function

Answer 6

throwing a ball

Question 7

Brachialis origin

Answer 7

distal 2/3rds of ant. aspect of humerus shaft

Question 8

Brachialis insertion

Answer 8

brachialis impression on inferior coronoid process & ulna tuberosity

Question 9

Brachialis nerve supply

Answer 9

musculocutaneous C5, 6

Question 10

Brachialis action

Answer 10

elbow flexion

Question 11

Brachialis function

Answer 11

throwing a ball

Question 12

Brachioradialis origin

Answer 12

upper 2/3rds of lat. supracondylar ridge of humerus
lat. intermuscular septum

Question 13

Brachioradialis insertion

Answer 13

lat. surface of radius above styloid process

Question 14

Brachioradialis nerve supply

Answer 14

radial C5,6

Question 15

Brachioradialis action

Answer 15

elbow flexion
pulls elbow to mid position whilst in pro & supination

Question 16

Brachioradialis function

Answer 16

throwing a ball

Question 17

Pronator teres origin

Answer 17

med. supracondylar ridge
intermuscular septum
med. epicondyle of humerus
pronator ridge of ulna

Question 18

Pronator teres insertion

Answer 18

roughened area on lat. radius surface

Question 19

Pronator teres nerve supply

Answer 19

median C6, 7

Question 20

Pronator teres action

Answer 20

forearm pronation
elbow flexion

Question 21

Pronator teres function

Answer 21

throwing a ball