WK5-6 Muscles Flashcards
Name the muscles O, I, I, A: Pronator Teres
O: medial epicondyle of the humerus and coronoid process of the ulna
I: lateral surface of the radius
Innerv: median nerve
A: pronation and flexion of the forearm
Name the muscles O, I, I, A: Flexor Carpi Radialis (FCR)
O: medial epicondyle of the humerus
I: base of metacarpals 2 and 3
Innerv: Median nerve
A: flexion and radial abduction of the hand at the wrist joint; pronation of the forearm
Name the muscles O, I, I, A: Palmaris Longus
O: medial epicondyle of the humerus
I: palmar aponeurosis and flexor retinaculum
Innerv: median nerve
A: flexion of the hand at the wrist joint
Name the muscles O, I, I, A: Flexor Carpi Ulnaris
O: medial epicondyle of the humerus and the olecranon of the ulna
I: Pisiform, hook of hamate, base of metacarpal 5
Innerv: Ulnar nerve
A: flexes wrist, adducts the hand
Name the muscles O, I, I, A: Flexor Digitorum Superficialis
O: humeral head: medial epicondyle; ulnar head: coronoid process; radial head: below the radial tuberosity
I: middle phalanges of digits 2-5
Innerv: median nerve
A: flexion of the middle and proximal phalanges of digits 2-5; hand flexion at the wrist
Name the muscles O, I, I, A: Flexor Digitorum Profundis
O: proximal 3/4 of the anterior and medial surfaces of the ulna and the interosseous membrane
I: base of the palmar surface of distal phalanges of digits 2-5
Innerv: Interosseus branch of median nerve
A: flexion of distal phalanges of digits 2-5; flexion of the hand at the wrist joint.
Name the muscles O, I, I, A: Flexor Pollicis Longus
O:ant surface of the radius and the interosseus membrane
I: base of the distal phalanx of the first digit
Innerv: interosseus branch of the median nerve
A: flexion of the distal phalanx
Name the muscles O, I, I, A: Pronator quadratus
O: distal ant surface of the ulna
I: distal ant surface of the radius
Innerv: interosseus nerve
A: pronates hand
Name the muscles O, I, I, A: Brachioradialis
O: on humerus superior to lateral epicondyle
I: styloid process of the radius
Innerv: radial nerve
A: flexion of the forearm at the elbow
Name the muscles O, I, I, A: Supinator
O: lateral epicondyle of humerus , ulna, radial collateral ligaments, and annular ligaments
I: dorsal and lateral surfaces of the body of the radius
Innerv: deep radial nerve
A: supinates the hand and forearm by rotating the radius around the ulna.
Name the muscles O, I, I, A: Extensor Carpi radialis Longus
O: supracondylar ridge of the humerus
I: dorsal surface of the base of the second metacarpal bone
Innerv: radial nerve
A: ext and abduction of the wrist
Name the muscles O, I, I, A: Extensor Carpi radialis brevis
O: lateral epicondyle of the humerus
I: dorsal base of the third metacarpal bone
Innerv: radial nerve
A: ext and abduction of the wrist
Name the muscles O, I, I, A: Extensor Carpi Ulnaris
O: lateral epicondyle of humerus
I: tubercle on the ulnar side of the 5th metacarpal
Innerv: Deep branch of the radial nerve
A: ext and adduction of the wrist
Name the muscles O, I, I, A: Extensor Digitorum
O: lateral epicondyle of the humerus
I: dorsal digital expansions of digits 2-5
Innerv: deep radial nerve
A: ext of the joints of digits 2-5; ext of the hand at the wrist.
Name the muscles O, I, I, A: Extensor Indicis
O: post surface of the ulna and the interosseous membrane
I: posterior digital expansion of the 2nd digit
Innerv: deep radial nerve
A: ext of the index finger, hand ext at the wrist
