Lab 21- Muscles of the Chest, Shoulder, and Upper Limb

deltoid

abducts arm and flexes and extends shoulder

pectoralis minor

depresses and protracts scapula

rhomboid major

elevates and retracts scapula

triceps brachii

extends elbow

teres major

extends shoulder and adducts and rotates arm medially

extensor carpi ulnaris

extends wrist and adducts hand

brachialis

flexes elbow

coracobrachialis

flexes shoulder and adducts arm

pectoralis major

flexes shoulder, adducts and rotates arm medially

flexor carpi ulnaris

flexes wrist and adducts hand

infraspinatus

rotates arm laterally

serratus anterior

used to thrust shoulder anteriorly (protraction), as when pushing something