Final 2 Flashcards
what muscles share an attachment with the common extensor tendon
- extensor carpi radialis brevis
- extensor carpi ulnaris
- extensor digitorum
what muscles share an attachment with the common flexor tendon
- flexor carpi radialis
- palmaris longus
- Flexor carpi ulnaris
- flexor digitorum superfiscialis
- pronator teres
what muscles share an attachment with the interosseous membrane
- Extensor pollicus longus
- extensor pollicus brevis
what is a way to remember the carpal bones?
“So (scaphoid), Long (Lunate), To (Triquetrum), Pinky (Pisiform), Here (hamate), Comes (capitate), The (trapezoid ), Thumb (Trapezium)
what is the order of the bones in the hand from proximal to distal
carpals, metacarpals, phalanges
what are the Origin and Insertion of brachialis
O: Distal Half of anterior surface of humerus
I: Tuberosity and coronoid process of ulna
what are the Origin and Insertion of brachioradialis
O: Proximal two-thirds of the lateral supracondylar ridge of humerus
I: Styloid process of radius
what are the Origin and Insertion of pronator teres
O: Common flexor tendon from medial epicondyle of humerus
I: Middle of lateral surface of the radius
what are the origin and insertion of extensor carpi radialis longus
O: lateral supracondylar ridge
I: Base of second metacarpal
what are the origin and insertion of extensor carpi radialis brevis
O: Common extensor tendon from the lateral epicondyle
I: Base of third metacarpal
what are the origin and insertion of extensor carpi ulnaris
O: Common extensor tendon
I: Base of fifth metacarpal
what are the origin and insertion of extensor digitorum
O: Common extensor tendon
I: Bases of middle and distal phalanges of second through fifth fingers
what are the origin and insertion of flexor carpi radialis
O: Common flexor tendon from medial epicondyle of humerus
I: Bases of second and third metacarpals
what are the origin and insertion of palmaris longus
O: Common flexor tendon from medial epicondyle of humerus
I: Flexor retinaculum and palmar aponeurosis
what are the origin and insertion of flexor carpi ulnaris
O: Humeral head: Common flexor tendon from medial epicondyle of humerus
Ulnar head: Posterior surface of proximal two-thirds of ulna
I: Pisiform, hook of the hamate, and base of fifth metacarpa
what are the origin and insertion of flexor digitorum superficialis
O: Common flexor tendon from medial epicondyle of humerus
I: Sides of middle phalanges of second through fifth fingers
what are the Origin and Insertion of pronator quadratus
O: Medial, anterior surface of distal ulna
I: Lateral, anterior surface of distal radius