Ch.8 Joints Review

Flashcards about joints, their classifications, components, and common injuries.

Joint

A place where two bones meet; also called an articulation.

Synarthrosis

Immovable joint.

Amphiarthrosis

Slightly movable joint.

Diarthrosis

Freely movable joint.

Fibrous Joint

Structural classification of a joint.

Cartilaginous Joint

Structural classification of a joint.

Synovial Joint

Structural classification of a joint.

Articular Cartilage

Component of synovial joints that reduces friction and absorbs shock.

Synovial Membrane

Component of synovial joints.

Synovial Fluid

Component of synovial joints that lubricates the joint, reduces friction, and provides nutrients to the cartilage.

Joint Capsule

Component of synovial joints.

Ligaments

Component of synovial joints.

Luxation

Complete dislocation of a joint.

Subluxation

Partial dislocation of a joint.

Sprain

Tear in a ligament.

Strain

Tear in a muscle or tendon.

Hinge Joint

Type of joint found in the elbow, knee, and fingers.

Pivot Joint

Type of joint found between the atlas and axis (C1-C2 vertebrae).

Ball-and-Socket Joint

Type of joint found in the shoulder and hip.

Flexion

Term used to describe joint movement.

Extension

Term used to describe joint movement.

Abduction

Term used to describe joint movement.

Adduction

Term used to describe joint movement.

Rotation

Term used to describe joint movement.

Circumduction

Term used to describe joint movement.

Arthritis

Joint inflammation that causes pain, swelling, and reduced motion.