Forearm and Hand: BBL WB

Workbook Questions

Ulna

The palpable edge of which bone runs the length of the forearm

protonation, supunation

Which two movements occur when the radius pivots back and forth around the ulnapronation and supination

humeroulnar, humeroradial

The elbow is composed of two joints

“flexor crease”

The eight carpals are located just distal to which topographical landmark

triceps brachii

The olecranon process serves as an attachment site for which muscle

lateral epicondyle

Which bony landmoark serves as an attachment site for the tendons of the wrist and fnger extensors

head of the ulna

Which superficial, bony know is visible along the posterior, medial side of the wrist

annular

The head of the radius is stabilized by which ligament

styloid process

Which bone landmark of the radius serves as the attachment site for brachioradialis

head of the ulna

Lister’s tubercle is directly across—perhaps an inch away—from which bony landmark

carpals

The styloid processes of the radius and ulna serve as important jumping-off points for locating which group of bones

palmar, dorsal, radial, ulnar

What are the four surface sides of the carpals tha can be palpated

flexor crease of the wrist

The carpals are located distal to which topographical feature of the palmar side

pisiform

Which carpal can be felt on the ulnar/palmar side of the hand, just distal to the flexor crease

flexor carpi ulnaris

The pisiform acts as an attachment site for which muscle

triquetrum

Which carpal can best be palpated by asking your partner to abduct and adduct her wrist as you palpate just distal to the styloid process of the ulna

hamate

A hook-shaped protuberance is the distinct landmark used to isolate which carpal

flexor retinaculum

Which band of connective tissue forms the “roof” of the carpal tunnel

ulnar artery, ulanr nerve

Which two structures pass through the Tunnel of Guyon

pisiform, (hook of the) hamate, scaphoid (tubercle), trapezium

Which four carpals serve as attachemtn sites for the flexor retinaculum

scaphoid

Which carpal forms the floor of the “anatomical snuffbox”

trapezium

Which bone articulates with the first metacarpal and is the source of the thumb’s unique movements

scaphoid

Which carpal can be located just distal to the styloid process of the radius and felt upon adduction of the wrist

lunate, capitate

Which two carpals are located between Lister’s tubercle and the base of the third metacarpal and are best palpated from the dorsal surface

metacarpophalangeal

Anatomically speaking, the proper name for a “knucle” joint is the ____________________ joint