OCS: PT2 Week Three Content jen Terms in this set (292) flexion, extension, pronation, supination Elbow movements flexion, extension, abduction, adduction Wrist movements extension, flexion Digital movements thickening of antebrachial fascia just abo

OCS: PT2 Week Three Content jen Terms in this set (292) flexion, extension, pronation, supination Elbow movements flexion, extension, abduction, adduction Wrist movements extension, flexion Digital movements thickening of antebrachial fascia just above wrist Palmar carpal ligament fibrous band bridging anterior aspect of carpal bones; forms carpal tunnel Flexor retinaculum (transverse carpal) ligament pronator teres, flexor carpi radialis, palmaris longus, flexor carpi ulnaris Anterior forearm muscles: superficial flexor digitorum superficialis Anterior forearm muscles: intermediate flexor digitorum profundus, flexor pollicis longus, pronator quadratus Anterior forearm muscles: deep Pronator teres ulnar head: coranoid process humeral head: medial epicondyle of humerus Pronator teres origin middle convexity of lateral surface of radius Pronator teres insertion Median nerve (C6,C7) Pronator teres innervation pronates and flexes forearm Pronator teres action Flexor carpi radialis medial epicondyle of humerus Flexor carpi radialis origin median nerve (C6,C7) Flexor carpi radialis innervation flexes and abducts hand Flexor carpi radialis action Palmaris longus medial epicondyle of humerus Palmaris longus origin distal half of flexor retinaculum and apex of palmar aponeurosis Palmaris longus insertion flexes hand and tenses palmar aponerosis Palmaris longus action Flexor carpi ulnaris humeral head: medial epicondyle ulnar head: olecranon and posterior border of ulna Flexor carpi ulnaris origin 5th metacarpal, pistiform and hook of hamate Flexor capri ulnaris insertion ulnar nerve (C7,C8) Flexor carpi ulnaris innervation flexes and adduct wrist Flexor capri ulnaris action Flexor digitorum superficialis humero-ulnar head: medial epicondyle of humerus and coronoid process radial head: superior half of anterior border of radius Flexor digitorum superficialis origin middle phalanges of 2-5 Flexor digitorum superficialis insertion median nerve (C7,C8,T1) Flexor digitorum superficialis innervation flexes middle phalanges at proximal interphalangeal joints; flexes proximal phalanges at metacarpophalangeal joints Flexor digitorum superficialis action Flexor digitorum profundus proximal three quarters of medial and anterior surfaces of ulna and interossesous membrane Flexor digitorum profundus origin base of distal phalanges 2-5 Flexor digitorum profundus insertion medial half: ulnar nerve (C8,T1) lateral hald: anterior interosseous nerve (C8,T1) Flexor digitorum profundus innervation flexes distal phalanges 2-5 at distal interphalangeal joints Flexor digitorum profundus action Flexor pollicis longus anterior surface of radius and adjacent interosseous membrane Flexor pollicis longus origin base of distal phalanx of thumb Flexor pollicis longus insertion anterior interosseous nerve, from median nerve (C8,T1) Flexor pollicis longus innervation flexes phalanges of 1st digit Flexor pollicis longus action Pronator quadratus distal quarter of anterior surface of ulna Pronator quadratus origin distal quarter of anterior surface of radius Pronator quadratus insertion anterior interosseous nerve (C8,T1) Pronator quadratus innervation pronates forearm; binds ulna and radius together Pronator quadratus action median nerve Anterior interosseous nerve comes from Brachial Brachial artery and what vein? radial recurrent artery, superficial palmar branch, deep palmar arch Radial artery branches common interosseous, anterior ulnar recurrent, posterior ulnar reccurent Ulnar artery branches radial collateral - radial recurrent; middle collateral - interosseous recurrent; inferior ulnar collateral - anterior ulnar recurrent; superior ulnar collateral - posterior ulnar recurrent Elbow anatomoses lateral cutaneous nerve of forearm (posterior and anterior) Musculocutaneous nerve branches anterior and posterior Medial cutaneous nerve of forearm branches borders: space formed by ulnar collateral ligament, flexor carpi ulnaris, medial head of triceps, and medial epicondyle contents: ulnar nn Cubital tunnel compression of ulnar nerve resulting in weak adduction of wrist and sensory loss of medial palm and dorsum cubital tunnel syndrome OCS: PT2 Week Three Content All Bad Elves Ebb Edges of Emu Euros anconeus, brachioradialis, extensor carpi radialis longus, extensor carpi radialis brevis, extensor digitorum, extensor digit minimi, extensor carpi ulnaris Posterior forearm muscles: superficial Eight Snowmen Always Ebb Elegantly extensor indicis, supinator, abductor pollicis longus, extensor pollicis brevis, extensor pollicis longus Posterior forearm muscles: deep Anconeus lateral epicondyle of humerus Anconeus origin Lateral surface of olecranon of ulna and superior part of posterior ulna Anconeus insertion radial nerve (C7,C8,T1) Anconeus innervation extend elbow, stabilize joint and abduct during pronation Anconeus action Brachioradialis Proximal 2/3 of lateral supracondylar ridge of humerus Brachioradialis origin lateral surface of distal end of radius proximal to styloid process Brachioradialis insertion radial nerve Brachioradialis innervation flexion of forearm Brachioradialis action Extensor carpi radialis longus lateral supra-epicondylar ridge of humerus Extensor carpi radialis longus origin dorsal aspect of base of 2nd metacarpal Extensor carpi radialis longus insertion radial nerve Extensor carpi radialis longus innervation extend and abduct hand at wrist Extensor carpi radialis longus action Extensor carpi radialis brevis lateral epicondyle of humerus Extensor carpi radialis brevis origin dorsal aspect of base of 3rd metacarpal Extensor carpi radialis brevis insertion deep branch of radial nerve (C7,C8) Extensor carpi radialis brevis innervation OCS: PT2 Week Three Content Extensor digitorum lateral epicondyle of humerus Extensor digitorum origin extensor expansion of digits 2-5 Extensor digitorum insertion deep branch of radial nerve (C7,C8) Extensor digitorum innervation extend medial four digits at metacarpophalangeal joints Extensor digitorum action Extensor digiti minimi lateral epicondyle of humerus Extensor digiti minimi origin extensor expansion of 5th digit Extensor digiti minimi insertion deep branch of radial nerve (C7,C8) Extensor digiti minimi innervation extends 5th digit primarily at metacarpophalangel joint Extensor digiti minimi action Extensor carpi ulnaris lateral epicondyle of humerus and posterior ulna Extensor carpi ulnaris origin dorsal aspect of base of 5th metacarpal Extensor carpi ulnaris insertion deep branch of radial nerve (C7,C8) Extensor carpi ulnaris innervation extends and adducts hand Extensor carpi ulnaris action Supinator lateral epicondyle of humerus Supinator origin lateral, posterior and anterior surfaces of proximal third of radius Supinator insertion deep branch of radial nerve (C7,C8) Supinator innervation supinates forearm, rotates radius to turn palm anterior or superiorly Supinator action Abductor pollicis longus posterior surface of proximal halves of ulna, radius and interosseous membrane Abductor pollicis longus origin