Extensors and Flexors of the Wrist and Hand
Which of the following is an action of the extensor carpi radialis longus?
abduct the wrist
Which of the following is an action of the flexor carpi radialis?
abduct the wrist
Which of the following is an action of the extensor carpi ulnaris?
adduct the wrist
Which of the following is an action of the flexor carpi ulnaris?
adduct the wrist
Which movement will lengthen the fibers of extensor carpi radialis longus and brevis?
adduction of the wrist
What triangular-shaped muscle is a weak elbow extensor located lateral to the olecranon process?
anconeus
Which of the following is an action of the extensor digitorum?
assist to extend the wrist
Which of the following is an action of the extensor carpi radialis brevis?
assist to flex the elbow
Which of the following is an action of the flexor digitorum profundus?
assist to flex the wrist
Which is the insertion of the extensor carpi ulnaris?
base of fifth metacarpal
Which is the insertion of the extensor carpi radialis longus?
base of second metacarpal
Which is the insertion of the extensor carpi radialis brevis?
base of third metacarpal
Which of the following is a part of the insertion of the flexor digitorum profundus?
bases of distal phalanges, palmar surface
Which is the insertion of the extensor digitorum?
bases of middle and distal phalanges of 2nd - 5th fingers
Which is the insertion of the flexor carpi radialis?
bases of second and third metacarpals
Which extensor muscle can be palpated alongside the shaft of the ulna?
extensor carpi ulnaris
Which of the following is an action of the flexor digitorum superficialis?
flex the 2nd - 5th fingers
Which of the following is an action of the palmaris longus?
flex the wrist
Which muscle runs between the pisiform and the medial epicondyle of the humerus?
flexor carpi ulnaris
Which is the insertion of the palmaris longus?
flexor retinaculum and palmar aponeurosis
In general, the origin of the extensor group can be found on or near which bony landmark?
lateral epicondyle
The common flexor tendon attaches to which bony landmark?
medial epicondyle of the humerus
Which is the insertion of the flexor carpi ulnaris?
pisiform, hook of the hamate and base of fifth metacarpal
The extensor digitorum creates movement at which fingers?
second through fifth
Which is the insertion of the flexor digitorum superficialis?
sides of middle phalanges of 2nd -5th fingers