Muscular System Terminology

Front

The movement of a limb away from the midline of the body.

Back

Abduction

Front

The movement of a limb toward the midline of the body.

Back

Adduction

Front

A specialized type of involuntary muscle found only in the heart that contracts to pump blood.

Back

Cardiac muscle

Front

A circular movement of a limb that combines flexion, extension, abduction, and adduction.

Back

Circumduction

Front

The ability of a muscle to shorten and generate force when stimulated.

Back

Contractibility

Front

A permanent shortening or tightening of a muscle, tendon, or joint, leading to restricted movement.

Back

Contracture

Front

The movement of the foot upward, bringing the toes closer to the shin.

Back

Dorsiflexion

Front

The ability of a muscle to return to its original shape after being stretched or contracted.

Back

Elasticity

Front

The ability of muscle or nerve cells to respond to stimuli by producing electrical impulses.

Back

Excitability

Front

The ability of a muscle to be stretched or extended without damage.

Back

Extensibility