Anatomy Chaper 8 - Definitions

Hinge Joints

A type of synovial joint that allows movement around a single axis, like a door hinge.

Pivot Joint

An unaxial synovial joint that allows rotation around a single axis.

Condylar Joint

A synovial joint with oval articular surfaces that allow biaxial movement.

Ball-and-Socket Joint

Fits into a cup-shaped surface, allows multiaxial movement.

Saddle Joint

Articular surfaces are both concave and convex like a rider in a saddle, it allows biaxial movement.

Plane Joint

A synovial joint whose articular surfaces are flat.

Synarthrosis

immovable joints : syn - together, arthro - joint

Amphiarthrosis

slightly moveable joints

Diarthrosis

freely moveable joints

Gomphoses

peg-in-socket fibrous joint

Sutures

A fibrous joint found only between bones of the skull.

Syndesmoses

A fibrous joint in which bones are connected exclusively by a ligament.

Synchondroses

A cartilaginous joint where bones are united by a bar or plate of hyaline cartilage.

Sympheses

a joint where bones are united by fibrocartilage