Ch 8 Joints and Movement

This set of flashcards covers key vocabulary terms and definitions related to joints and movements as discussed in the lecture.

Joint

A place where two bones come together.

Suture

A fibrous joint where interdigitating bones of the skull are held together.

Synovial Joint

A joint characterized by a joint cavity and considerable movement, such as a ball-and-socket joint.

Fibrous Joints

Joints connected by fibrous tissue, allowing little or no movement.

Cartilaginous Joints

Joints where bones are joined by cartilage, which can be immovable (synchondroses) or slightly movable (symphyses).

Synchondroses

Immovable joints joined by hyaline cartilage, like the epiphyseal plates.

Symphyses

Slightly movable joints made of fibrocartilage, such as intervertebral disks.

Range of Motion

The amount of movement that can occur at a joint, affecting both active and passive movements.

Articular Cartilage

Cartilage on the ends of bones at joints that provides a smooth surface for articulation.

Bursae

Fluid-filled sacs that protect joints by reducing friction between moving parts.

Gliding Movement

Movement where two flat surfaces glide over one another.

Angular Movement

Movements such as flexion, extension, abduction, and adduction.

Circular Movement

Movement involving rotation, such as pronation and supination.

Special Movements

Unique movements like elevation, depression, and opposition.

Ankylosing Spondylitis

A chronic inflammatory disease affecting joints, leading to fibrosis and fusion of joints.