Lab Quiz #7

Name action of Subscapularis

Medially rotates arm

Name action, origin, insertion of Biceps Brachii

Action: Flexion of forearm

Origin: Various parts of humerus

Insertion: Common tendon into radial tuberosity

Name action, origin, insertion of Pronator teres

Actoin: Pronates forearm

Origin: Medial epicondyle of humerus

Insertion: Radius

Name action of Flexor carpi radialis

Flexion of hand

Name action of Flexor carpi ulnaris

Flexes and adducts hand

Name action of Extensor carpi radialis longus

Extends hand

Name action of Extensor carpi ulnaris

Extends hand

Name Rotator Cuff muscles

a. subscapularis

b. infraspinatus

c. supraspinatus

d. teres minor

Name muscles of Brachium

Flexors:

a. brachialis

*deep to biceps brachii

b. biceps brachii

Extensors:

c. triceps brachii

Name muscles of Ante-brachium (anterior)

Flexors:

palm-facing/anterior

a. brachioradialis

b. flexor carpi radialis

c. pronator teres

d. palmaris longus

e. flexor digitrum superficialis

f. flexor capi ulnaris

Name muscles of Ante-brachium (posterior)

Extensors:

back-hand/posterior

a. Brachioradialis

b. extensor carpi radialis longus

c. extensor carpi radialis brevis

d. extensor digitorum

e. etensor digiti minimi

f. extensor carpi ulnaris

g. anconeus