Chapter 1

Question 1

injury

Answer 1

Act that damages or hurts

Question 2

acute injury

Answer 2

Characterized by rapid onset,resulting from a traumatic event

Question 3

critical force

Answer 3

magnitude of a single force by which an anatomic structure is damaged

Question 4

chronic Injury

Answer 4

Characterized by a slow, insidious onset, implying a gradual development of structural damage

Question 5

eccentric contraction

Answer 5

The simultaneous processes of muscle contraction and stretching of the muscle-tendon unit by extrinsic force

Question 6

Soft tissue

Answer 6

Includes muscles, fascia, tendons, joint capsules, ligaments, blood vessels, and nerves

Question 7

Fascia

Answer 7

Fibrous membrane that covers, supports, and separates muscles.

Question 8

joint capsule

Answer 8

Saclike structure that encloses the ends of bones in a diarthrodial joint

Question 9

Catastrophic injury

Answer 9

injury involving damage to the brain and/or spinal cord that presents a potentially life-threatening situation or the possibility of permanent disability.

Question 10

Sprain

Answer 10

Injury to a joint and the surrounding structures, primarily ligaments and/or joint capsules

Question 11

hemorrhage

Answer 11

discharge of blood

Question 12

strain

Answer 12

Injury involving muscles and tendons or the junction between the two, commonly known as the musculotendinous junction

Question 13

avulsion

Answer 13

Forcible tearing away or separation

Question 14

contusion

Answer 14

bruise or injury to soft tissue that does not break the skin

Question 15

ecchymosis

Answer 15

Black-and-blue discoloration of the skin caused by hemorrhage

Question 16

Hematoma

Answer 16

a localized collection of extravasated blood, usually clotted, that is confined within an organ, tissue, or space

Question 17

myositis ossificans

Answer 17

Myositis marked by ossification within a muscle

Question 18

Fracture

Answer 18

A break or crack in a bone

Question 19

Crepitation

Answer 19

crackling sound heard during the movement of a broken bone

Question 20

stress fracture

Answer 20

Small crack or break in a bone related to excessive, repeated overloads; also known as overuse fracture or march fracture.

Question 21

Salter-Harris fracture

Answer 21

a category of fractures that involves the growth plate

Question 22

epiphysis

Answer 22

cartilaginous growth region of a bone

Question 23

metaphysis

Answer 23

that portion of growing bone located between the shaft and the epiphysis

Question 24

dislocation

Answer 24

the displacement of contiguous surfaces of bones comprising a joint

Question 25

subluxation

Answer 25

partial or incomplete dislocation of an articulation

Question 26

luxation

Answer 26

complete dislocation of a joint

Question 27

epidemiology

Answer 27

the study of the distribution of disease or injury within a population and its environment

Question 28

risk factor

Answer 28

Causative agent in a sports injury

Question 29

spearing

Answer 29

a practice in tackle football whereby a player performs either a tackle or block using the head as the inital point of contact

Question 30

little league elbow

Answer 30

condition related to excessive throwing that results in swelling of the medial epicondyle of the elbow, that is, medial humeral epicondylitis

Question 31

apophysis

Answer 31

bony outgrowth to which mucles attach

Question 32

anterior

Answer 32

before or in front of

Question 33

friction

Answer 33

heat producing