Latest news from Duxbury, MA collected exclusively by city-data.com from local newspapers, TV, and radio stations. Ancestries: English (31.7%), Irish (13.8%), German (8.2%), Italian (5.0%), British (4.9%), Slovak (2.9%). Current Local Time: EST time zone. Incorporated in 1637. Elevation: 36 feet. Land area: 2.17 square miles.
Hinge joints allow movement in one direction, as seen in the knees  and elbows and fingers.    FUNCTION: The purpose of joints is to provide movement for the  body.
arthrodial joint. gliding joint. ball-and-socket joint. a synovial joint in which the rounded or spheroidal surface of one bone ('ball') moves within a cup-shaped depression ('socket') on another bone, allowing greater freedom of movement than any other type of joint. Called also spheroidal joint.oint. the site of the junction or union of two or more bones of the body. See also arthritis. The primary functions of joints are to provide motion and flexibility to the skeletal frame, or to allow growth. Some joints are immovable, such as certain fixed joints where segments of bone are fused together in the skull.