Chapter 7 - Muscular System Flashcards

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1
Q

sarc/o

A

flesh; connective tissue

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2
Q

-schisis

A

split; fissure

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3
Q

skeletal muscle

A

responsible for voluntary muscle movement and protect internal organs; also called striated muscle

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4
Q

cardiac muscle

A

involuntary and found only in the heart; highly coordinated contractions pump blood into the vessels of the circulatory system

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5
Q

smooth muscle

A

responsible for involuntary muscle movement; also called visceral or non-striated muscle

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6
Q

excitability

A

plasma membranes can change their electrical states and send an electrical wave called an action potential along the length of membrane

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7
Q

fascia

A

fibrous connective tissue that encloses muscles

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8
Q

DC

A

doctor of chiropractic

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9
Q

DO

A

doctor of osteopathy

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10
Q

EMG

A

electromyogram

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11
Q

MD

A

muscular dystrophy

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12
Q

MG

A

myasthenia gravis

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13
Q

ortho

A

orthopedics

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14
Q

duchenne muscular dystrophy

A

inability of the body to make dystrophin (muscle protein); muscles become weak as the person ages

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15
Q

cerebral palsy (CP)

A

interruption to the normal development of a person’s brain leading to weakness with muscles

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16
Q

carpal tunnel syndrome

A

pain, numbness, or weakness to the hand(s) caused by pressure on the median nerve

17
Q

paralysis

A

loss of strength and control of the muscles in parts of the body

18
Q

paresis

A

partial paralysis wherein there is a moderate degree of muscular weakness

19
Q

paraplegia

A

paralysis that affects the lower extremities and lower portions of the trunk

20
Q

quadriplegia

A

paralysis affects all 4 limbs

21
Q

hemiplegia

A

paralysis affects one side of the body

22
Q

sprain

A

injury to a joint whereby a ligament is stretched or torn

23
Q

strain

A

injury to a muscle or a tendon caused by stretching or tearing

24
Q

electromyography (EMG)

A

procedure that assesses the electrical signals muscles send while at rest and when they are used

25
Q

magnetic resonance imaging (MRI)

A

test that uses radio waves and a magnetic field to view internal organs and structures

26
Q

range of motion testing

A

diagnostic testing used to determine the amount of movement around a specific joint

27
Q

antagonistic

A

in opposition to each other

28
Q

bradykinesi

A

condition of slow movement

29
Q

dyskinesia

A

abnormal involuntary movements of the extremities, trunk, or jaw

30
Q

fibromyalgia

A

common nonarticular rheumatic syndrome characterized by muscle pain

31
Q

myasthenia gravis

A

disease in which antibodies prevent certain nerve-muscle interactions, causing weakness in arms and legs, vision problems, and drooping eyelids or head

32
Q

myeloma

A

cancer that arises in plasma cells

33
Q

polymyositis

A

inflammatory disease of the muscle closest to the center of the body

34
Q

rhabdomyolysis

A

necrosis or disintegration of skeletal muscle