by admin | Jul 12, 2022 | Vocabulary
Uniaxial joint: allows rotational movement. Examples: Atlantoaxial joint (C1–C2 vertebrae articulation); proximal radioulnar joint. At a pivot joint, a rounded portion of a bone is enclosed within a ring formed partially by the articulation with another bone and...
by admin | Jul 12, 2022 | Vocabulary
Biaxial joint; allows flexion/extension, abduction/ adduction, and circumduction movements. Examples: First carpometacarpal joint of the thumb; sternoclavicular joint. At a saddle joint, both of the articulating surfaces for the bones have a saddle shape, which is...
by admin | Jul 12, 2022 | Group
Synovial joints are the most common type of joint in the body (Picture 1). A key structural characteristic for a synovial joint that is not seen at fibrous or cartilaginous joints is the presence of a joint cavity. This fluid-filled space is the site at which the...
by admin | Jul 12, 2022 | Vocabulary
Uniaxial joint; allows flexion/extension movements. Examples: Knee; elbow; ankle; interphalangeal joints of fingers and toes. In a hinge joint, the convex end of one bone articulates with the concave end of the adjoining bone (Picture 1 b). This type of joint allows...
by admin | Jul 11, 2022 | Vocabulary
A cartilaginous joint where the bones are joined by fibrocartilage is called a symphysis (“growing together”). Fibrocartilage is very strong because it contains numerous bundles of thick collagen fibers, thus giving it a much greater ability to resist pulling and...
