The anatomic snuffbox is formed by the tendons of the extensor pollicis brevis, the abductor pollicis longus, and the extensor pollicis longus. (figure)
The floor is formed by the scaphoid bone, and it is here that one can palpate for a possible fractured scaphoid.
Source: Gray's Anatomy Review
hungryboxOf note, the radial nerve innervates the extensors of the wrist. So the muscles of the anatomic snuffbox are all innervated by the radial nerve.+2019-05-31T16:54:43Z
hungrybox This helps you remember that the radial nerve innervates the abductor pollicis LONGUS (abductor pollicis BREVIS is median nerve, ADductor pollicis is the ulnar nerve. These two make sense if you think about the direction the thumb is moving - ending closer to the nerve.)+2019-05-31T16:55:08Z
to snoo-finity ... and beyond!
submitted by hungrybox(256), 2019-05-31T16:46:49Z
The anatomic snuffbox is formed by the tendons of the extensor pollicis brevis, the abductor pollicis longus, and the extensor pollicis longus. (figure)
The floor is formed by the scaphoid bone, and it is here that one can palpate for a possible fractured scaphoid.
Source: Gray's Anatomy Review