Chapter 32 - Orthopedic injuries Flashcards

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1
Q

What are the three types muscles?

A

Skeletal, smooth, cardiac

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2
Q

What are skeletal muscles?

A

Also called striated muscle because of its characteristic stripes, attaches to the bones and usually crossed at least one joint. This type of muscle is also called voluntary muscle because it is under direct voluntary control of the brain, responding to commands to move specific body parts. Makes up the largest portion of the body’s muscle mass. Primary functions are movement and posture.

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3
Q

Cardiac muscle

A

Contributes to the cardiovascular system

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4
Q

Smooth muscle

A

Is a component of other body systems, including the digestive system and the cardiovascular system.

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5
Q

Any break in a bone in which the overlying skin is not broken

A

closed fracture

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6
Q

A grating or grinding sensation or sound caused by fractured bone ends or joints rubbing together.

A

crepitus

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7
Q

A fracture in which bone fragments are separated from one another, producing deformity in the limb.

A

displaced fracture

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8
Q

A simple crack in the bone that has not caused the bone to move from its normal anatomic position; also called a hairline fracture.

A

nondisplaced fracture

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9
Q

A simple joint where the bony projections of the scapula and the clavicle meet at the top of the shoulder.

A

acromioclavicular (AC) joint

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10
Q

The major nerve to the lower extremities; controls much of muscle function in the leg and sensation in most of the leg and foot.

A

sciatic nerve

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11
Q

Movement that occurs in a bone at a point where there is no joint, indicating a fracture; also called free movement.

A

false motion

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12
Q

A break in the continuity of a bone.

A

fracture

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13
Q

The bleeding control method used when a wound continues to bleed despite the use of direct pressure; useful if a patient is bleeding severely from a partial or complete amputation.

A

tourniquet

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14
Q

Longitudinal force applied to a structure.

A

traction

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15
Q

Stretching or tearing of a muscle; also called a muscle pull.

A

strain

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16
Q

The place where two bones come into contact.

A

joint

17
Q

Blood in the urine.

A

hematuria

18
Q

A _________ is a musculoskeletal injury in which there is partial or temporary separation of the bone ends as well as partial stretching or tearing of the supporting ligaments.

A

sprain

19
Q

A fracture caused by minimal force that is associated with diseases such as cancer and osteoporosis is called a ______ fracture.

A

pathologic

20
Q

Atrophy is a condition that occurs when:

A

muscle decreases in size and function because of disease or trauma.

21
Q

Bone marrow produces

A

blood cells

22
Q

Common signs and symptoms of a sprain include all of the following, except:

A

deformity.

23
Q

In which of the following situations should the EMT splint an injured limb in the position of deformity.

A

If resistance is encountered or the patient experiences severe pain

24
Q

Skeletal muscle is attached to the bone by tough, ropelike fibrous structures called:

A

tendons

25
Q

The most commonly fractured bone(s) in the body is the:

A

clavicle

26
Q

Traction splints primarily immobilize and secure fractures of the

A

femur

27
Q

Which of the following types of muscle is under direct voluntary control of the brain?

A

Skeletal

28
Q
A