ulna

ulna

forms the elbow

the ulna is wide at the proximal end then

narrows at the distal end

the ulna is slightly longer than the

radius

the main function is to

form the elbow joint with the humerus

the ___ and ____ are separated by the trochlear/semilunar notch

olecranon; coroNOID processes

the olecranon and coroNOID processes grip the ___ of the humerus

trochlea

the trochlea forms a __ joint, allowing for flexion and extension movements

hinge

radial notch

smooth depression where ulna articulates with head of radius

head of ulna

separated from the bones of the wrist by a disc of fibrocartilage

the head of the ulna has little to no

role in hand movements

styloid process

attachment site for ligament to the wrist