Studied by 32 peopleJoint
Connection between two bones
Functions of joints
Allow motion Bear body weight Provide stability Lubricate joint
Fibrous joint
Thin layer of periosteum between the two bones
Synarthrosis
Suture joint, formed to interlock openings (found in the skull sutures)
Syndesmosis
Ligamentous joint with large amounts of fibrous tissue that hold joint together
Gomphosis
Tooth and the wall of the socket
Cartilaginous
Hyaline or fibrocartilage between surfaces (Spinal joints)
Synovial (Diarthrodial) Joint
No direct connection to bone ends. Cavity is filled with synovial fluid Outer layer is fibrous tissue, inner layer secretes fluid
Nonaxial joints
Linear movement in which flat surfaces of the bone glide over each other.
Unilaxial
Angular motion that revolves around one plane on one axis of motion
Elbow
Biaxial joint
Wrist Moves in two different directions (Flex/Ext; Radial/Ulnar deviation)
Triaxial (Multiaxial) Joint
Active motion in all three axes- All are ball-and-socket joints.
Hip
Note
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