articulation (ar-tik-u-la's hun). 1

A joint whether movable or not; the union of any two segments of an animal body through the intervention of a structure or structures different from both; most commonly limited to the connection existing between contiguous bones or cartilages. 2. The act of putting the bones of a skeleton together properly. 3. Distinct connected speech. acromioclavicular a. The a. between the outer edge of the clavicle and the upper edge of the acrobetween mion, car pom eta carpal the carpal a's. The and metacarpal a's bones. chondrocostal a's. The a's between the ribs and the costal cartilages, chondrosternal a. See cos to sternal a. coccygeal a's. The a's between the coccygeal vertebrae, coracoclavicular a. A term applied to the union between the outer end of the clavicle and the coracoid proce of the scapula by the coracoid ligament, cos to clavicular a. An a. formed by a small facet on the inferior surface of the sternal end of the clavicle and the upper border of the first rib. cos to sternal a. The a. between a costal cartilage and a fo a on the margin of the sternum, cos to transverse a's. The a's between the transverse proce es of the vertebrae and the neck and tubercles of the ribs, cos to vertebral a. The a. between the head of a rib and the bodies of two adjacent vertebrae; occasionally the rib is attached to one vertebra only, coxofemoral a. The hip joint,thecrico -arytenoid between convex surfaces a's. on The a's the upper border of the cricoid cartilage and the concave depre ions on the bases of the arytenoid cartilages, cricothyroid a's. The a's between the le er cornua of the thyroid cartilage and the sides of the cricoid cartilage. cubocuneiform a. The a. between the cuboid and the external cuneiform bones. cuneiform a's. The a's between the cuneiform bones. cup-and-ball a. See enarthrosis. false a. A sort of joint formed between the fragments of a broken bone; or with a dislocated bone. femorotibial a. The knee-joint. humerocubital a. The elbow joint. humeroradial a. The a. between the lower end of the os brachii and the upper end of the radius. humero-ulnar a. The a. between the lower end of the os brachii and the upper end of the ulna, inc udo stapedial a. The a. between the lenticular proce of the incus and the head of the stapes. inferior radio -ulnar a. A lateral ginglymoid a. between the sigmoid cavity of the radius and the lower end of the ulna. 82