Muscles of the Shoulder and Arm Flashcards

8219847481	pectoralis major	adducts and medially rotate arm	0
8219858541	deltoid	prime mover of arm abduction when all its fibers contract simultaneously	1
8219858542	latissimus dorsi	prime mover of arm extension; powerful arm adductor; medially rotates arm at shoulder	2
8219861013	subscapularis	chief medial rotator of arm	3
8219896693	supraspinatus	initiates abduction of arm	4
8219896694	infraspinatus	rotates arm laterally	5
8219901486	teres minor	rotates arm laterally	6
8219901487	teres major	extends, medially rotates, and adducts arm	7
8219905998	coracobrachialis	flexes and adducts arm	8
8220037114	triceps brachii	powerful forearm extensor	9
8220037115	anconeus	may control ulnar abduction during forearm pronation	10
8220038681	biceps brachii	flexes and supinates forearm	11
8220038682	brachialis	a major forearm flexor	12
8220045500	brachioradialis	synergist in flexing forearm	13
8220095591	pronator teres	pronates forearm	14
8220098605	flexor carpi radialis	powerful flexor and abductor of hand	15
8220104054	palmaris longus	tenses skin and fascia of palm during hand movements	16
8220104066	flexor carpi ulnaris	powerful flexor and adductor of hand	17
8220115057	flexor digitorum	flexes wrist and middle phalanges of second to fifth fingers	18
8220121837	flexor policis longus	flexes distal phalanx of thumb	19
8220127223	flexor digitorum profundus	flexes distal interphalangeal joints	20
8220135154	pronator quadratus	prime mover of forearm pronation	21
8220047521	extensor carpi radialis longus	extends hand with extensor carpi ulnaris and abducts hand with flexor carpi radialis	22
8220047522	extensor carpi radialis brevis	extends and adducts hand	23
8220056483	extensor digitorum	prime mover of finger extension	24
8220058332	extensor carpi ulnaris	extends hand with extensor carpi radialis and adducts hand with flexor carpi ulnaris	25
8220058333	supinator	assist bicep brachii to forcibly supinate forearm	26
8220061101	abductor pollicis longus	abducts and extends thumb	27
8220063921	extensor pollicis brevis and longus	extends thumb	28
8220066001	extensor indicis	extends index finger (digit II)	29