neck

A more or le constricted portion of a structure connecting its parts, especially that part of the body of an animal which connects the head and the trunk. anatomical n. of the humerus. The slightly constricted margin of the articular surface to which the capsular ligament of the shoulder joint is attached. n. of a rib. The constricted portion between its head and tubercle, n. of the femur. The obliquely directed proce which supports the head or articular surface of the bone. n. of the fibula. The portion immediately below the head of the fibula, n. of the humerus. A short portion of bone which supports the head of the humerus. Inferiorly it pa es into the shaft of the bone, surgical n. of the humerus. The constriction just below the tuberosities; so called on account of its being commonly the seat of fractures when they occur in that neighborhood. [Ang.-Sax., hnecca, nape.]