ulna /ul·na/ (ul´nah) pl. ul´nae [L.] the inner and larger bone of the forearm.
ulna
ulna [ul´nah] (L.)
ul·na ( l n )n. pl. ul·nas or ul·nae (-n  ) The larger bone of the two bones of the forearm, extending from elbow to wrist on the side opposite the thumb. Also called cubitus, elbow bone. ul nar adj. |
ulna
[ul′nə]
Etymology: L, elbow
the bone on the medial or little finger side of the forearm, lying parallel with the radius. Its proximal end bulges into the olecranon and the coronoid processes and dips into the trochlear and radial notches. The ulna articulates with the humerus and the radius. Also called elbow bone. See also radius.
ulna [ul´nah] (L.)
the inner and larger bone of the forearm, on the side opposite the thumb. It articulates with the humerus and with the head of the radius at its proximal end; with the radius and bones of the carpus at the distal end.
ulna
together with the radius, forms the skeleton of the forearm. See Table 10.
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