Hand/Wrist TF

In the context of wrist and hand movements, ulnar flexion refers to the movement of the little finger side of the hand toward the medial aspect or ulnar side of the forearm.

True

Each finger has three interphalangeal joints, whereas the thumb has only two.

false

The human wrist and hand have more than 30 muscles, of which 11 are intrinsic muscles.

false

The muscles of the wrist and hand are all innervated from the radial and median nerves and their respective branches.

false

Carpal tunnel syndrome is a condition in which there is an increased pressure in the carpal tunnel, which interferes with the normal function of the median nerve.

true

Hitting the "funny bone" and experiencing a painful tingling sensation is actually a contusion to the ulnar nerve.

true

The extensors of the wrist include, from lateral to medial, the extensor carpi radialis longus, extensor carpi radialis brevis, and extensor carpi ulanaris.

true

The fingers can only flex and extend, except at the metacarpophalangeal joints, where abduction and adduction are controlled by the intrinsic hand muscles.

true

The ulnar nerve provides sensation to the ulnar side of the hand, the ulnar half of the ring finger, and the entire little finger.

true

The wrist flexor muscles have their origin on the medial epicondyle of the humerus.

true