action of all muscles (teacher)

anterior compartment of arm are your…

primary elbow flexors

posterior arm compartment are your…..

primary elbow extensors

anterior forearm compartment has

primary hand, wrist, finger flexors

posterior forearm compartment has…

primary hand, wrist, finger extensors

muscles that protract the scaupla

pectoralis minor, serratus anterior

muscles that retract the scapula

rhomboid major and minor, middle fibers of trapezius

muscles that medially rotate the shoulder

latissimus dorsi, pectoralis major, anterior fibers of deltoid, subscapularis, teres major

muscles that laterally rotate the shoulder 

posterior fibers of deltoid, infraspinatus, teres minor

muscles that abduct the shoulder

middle fibers of deltoid and supraspinatus

flexor superficialis

flexion of wrist, metacarpophalangeal joints 2 - 5, proximal interphalangeal joints 2 - 5

biceps brachii long head

flex shoulder and elbow

biceps brachii short head 

flex elbow

triceps brachii long head

extend shoulder and elbow

triceps brachii medial and lateral heads

extend elbow

along with supinator is…

biceps brachii

flexor carpi ulnaris and extensor carpi ulnaris 

wrist adduction

what digit does a pollicis muscle move

digit 1 thumb

what digit does a digitorium muscle move

digits 2 - 5

thenar group 

digit 1 (thumb)

hypothenar group

digit 5 (pinky)