Chapter 20: Musculoskeletal Injuries

Question 1

Acromioclavicular Joint

Answer 1

AC Joint

The joint of the shoulder in which the acromion (top of the scapula) and the clavicle articulate

Question 2

Angulation

Answer 2

A sharp bend in a broken bone; a broken bone that is visibly crooked

Question 3

Articular cartilage

Answer 3

The cartilage that is affixed to the end of a bone within a joint

Question 4

Articulation

Answer 4

The site at which the ends of two or more bones come together to form a joint

Question 5

Bone crepitus

Answer 5

A noise or palpable feeling or crackling when fractured bone ends rub together

Question 6

Cartilige

Answer 6

A tough, elastic, fibrous connective tissue found in various parts of the body, including the joints, outer ear, and end of the nose

Question 7

Cortex

Answer 7

the hard, outer layer of a bone

Question 8

Dislocation

Answer 8

Separation or displacemaent of the bones of a joint

Question 9

Dorsal

Answer 9

Toward the back of the body or body part

Question 10

Dorsiflex

Answer 10

to move a part of the body towards the back (dorsally)

Question 11

False movement

Answer 11

A motion that occurs at the site of a fracture of a long bone that is not present when the bone is intact

Question 12

Fracture

Answer 12

break in a bone’s cortex

Question 13

guarding

Answer 13

the act of holding an injured arm or leg in a protective position to prevent further injury

Question 14

immobilization

Answer 14

the process of holding an object in place

Question 15

joints

Answer 15

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or the sites at which wo or more bones meet

Question 16

join capsule

Answer 16

a sheet of fibrous connective tissue enclosing a synovial joint

Question 17

ligaments

Answer 17

tissues that connect bone to bone. They provide structure for a joint

Question 18

Meniscus

Answer 18

A specialized cartilage found in some joints, such as the knee and AC Joint

Question 19

Musculoskeletal system

Answer 19

the combo of the bony skeleton, connective tissue, and voluntary muscles that combine to give the body its form and enable its movement

Question 20

Periosteum

Answer 20

the thin vascular outer covering of the cortex of a bone

Question 21

Plantarflex

Answer 21

the movement of the boot or toes downward towards to sole of the foot

Question 22

popliteal fossa

Answer 22

the posterior part of the knee

Question 23

Skeletal muscle

Answer 23

type of muscle tissue that attaches to the skeleton and is controlled voluntarily by the nervous system.

Functions to move joints to perform physical activities

Question 24

Sling a swathe

Answer 24

Soft splint used to immobilize upper extremity injuries

Question 25

Splint

Answer 25

a mechanical device used to prevent a part of the body from moving, protecting it from further injury

Question 26

Sprain

Answer 26

A stretched or torn ligament

Question 27

Strain

Answer 27

a stretched or torn muscle or tendon

Question 28

Sublaxation

Answer 28

Event in which a joint partially dislocates and returns to its normal anatomic position

Question 29

Synovium

Answer 29

the inner layer of the joint capsule whose cells make a viscous fluid that lubricates joint

Question 30

tendons

Answer 30

dense tissues that connect muscle to bone

Question 31

traction

Answer 31

the amount of force required to straighten a limb and keep it in alignment.

When in use for a femur, applied force is typically 10% of the patient’s body weight

Question 32

Traction splint

Answer 32

splint used on a lower extremity to align a fracture such as midshaft femur

Question 33

Zone of injury

Answer 33

the area that is close to or surrounding an injury of an extremity