radial fossa of humerus(redirected from fossa radialis humeri)
ra·di·al fos·sa of humerus[TA]
a shallow depression on the anterior aspect of the distal humerus, superior to the capitulum of the humerus and lateral to the coronoid fossa, in which the margin of the head of the radius rests when the elbow is in extreme flexion.
Synonym(s): fossa radialis humeri [TA]
radial fossa of humerus
A small depression in the distal humerus on its anterior surface proximal to the capitulum. When the elbow is in complete flexion, the proximal end (the head) of the radius slides up along the capitulum and one edge of the head of the radius fits into the radial fossa.
See also: fossa