CLASSWORK - Ch. 7.5 Muscular System Key terms
CLASSWORK - Ch. 7.5 Muscular System Key terms
CLASSWORK - Ch. 7.5 Muscular System Key terms
CLASSWORK - Ch. 7.5 Muscular System Key terms
CLASSWORK - Ch. 7.5 Muscular System Key terms
100

Abduction

  1. Abduction: moving a body part away from the midline

100

Adduction

  1. Adduction: moving a body part toward the midline

100

Circumduction


    • Circumduction: moving in a circle at a joint, or moving one end of a body part in a circle while the other end remains stationary, such as swinging an arm in a circle

100

Contractibility

  1. Contractibility: muscle fibers that are stimulated by nerves contract, or become short and thick, which causes movement

100

Contracture

  1. Contracture: a severe tightening of a flexor muscle resulting in bending of a joint

200

Dorsiflexion

  1. Dorsiflexion: bending backward or bending the foot toward the knee

200

Elasticity

  1. Elasticity: allows the muscle to return to its original shape after it has contracted or stretched

200

Excitability

  1. Excitability: irritability, the ability to respond to a stimulus such as a nerve impulse

200

Extensibility

  1. Extensibility: the ability to be stretched

200

Extension

  1. Extension: increasing the angle between two bones, or straightening a body part

300

Fascia

  1. Fascia: a tough, sheetlike membrane that covers and protects the tissue

300

Flexion

  1. Flexion: decreasing the angle between two bones, or bending a body part

300

Insertion

  1. Flexion: decreasing the angle between two bones, or bending a body part

300

Involuntary

  1. Involuntary: meaning they function without conscious thought or control

300

Origin

  1. Origin: the end that does not move

400

Tendons

  1. Tendons: which are strong, tough, fibrous connective-tissue cords

400

Visceral

  1. Visceral (smooth) muscle: found in the internal organs of the body, such as those of the digestive and respiratory systems, and the blood vessels and eyes

400

Voluntary

  1. Voluntary: because a person has control over its action

400

Supination

  1. Supination: turning a body part upward

400

Skeletal muscle

  1. Skeletal muscle: is attached to bones and causes body movement

500

Rotation

  1. Rotation: turning a body part around its own axis; for example, turning the head from side to side

500

Pronation

  1. Pronation: turning a body part downward

500

Plantar flexion

  1. Plantar flexion: bending forward or bending the foot away from the knee

500

Muscular system

  1. Muscular system: More than 600 muscles make up the system known as the muscular system

500

Muscle tone

  1. Muscle tone: state of partial contraction is called muscle tone and is sometimes described as a state of readiness to act

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