Chap 4 / Muscular System

Question 1

Abduction

Answer 1

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

Question 2

Adduction

Answer 2

is the movement of a limb toward the midline of the body

Question 3

Adhesion

Answer 3

a band of fibrous tissue that holds structures together abnormally

Question 4

ataxia

Answer 4

the lack of muscle coordination during voluntary movement

Question 5

Atonic

Answer 5

lacking normal muscle tone or strength

Question 6

atrophy

Answer 6

weakness or wearing away of the body tissues and structures caused by pathology or by disuse over a period of time.

Question 7

bradykinesia

Answer 7

extreme slowness in movement

Question 8

Carpal tunnel syndrome

Answer 8

swelling that creates pressure on the median nerves and tendons

Question 9

chronic fatigue syndrome

Answer 9

a disorder of unknown cause that affects many body systems, with symptoms similar to those of fibromyalgia syndrome

Question 10

circumduction

Answer 10

is the circular movement at the far end of a limb

Question 11

contracture

Answer 11

the permanent tightening of a fascia, muscles, tendons, ligaments, or skin that occurs when normally elastic connective tissues are replaced with nonelastic fibrous tissues.

Question 12

dorsiflexion

Answer 12

is the movement that bends the foot upward at the ankle.

Question 13

dyskinesia

Answer 13

distortion or impairment of voluntary movement

Question 14

dystonia

Answer 14

a condition of abnormal muscle tone

Question 15

electromyography

Answer 15

a diagnostic test that measures the electrical activity within muscle fibers in response to nerve simulation.

Question 16

epididymitis

Answer 16

inflammation of the epididymis

Question 17

ergonomics

Answer 17

the study of the human factors that affect the design and operation of tools of the work environment.