Chapter 15: Muscles Flashcards

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1
Q

flexion

A

decreasing the angle between two bones; bending a limb

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2
Q

extension

A

increasing the angle between two bones; straightening out a limb

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3
Q

abduction

A

movement away from the midline of the body

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4
Q

adduction

A

movement toward the midline of the body

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5
Q

rotation

A

circular movement around an axis

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6
Q

internal rotation

A

toward the center of the body

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7
Q

external rotation

A

away from the center of the body

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8
Q

dorsiflexion

A

decreasing the angle of the ankle joint so that the foot bends backward (upward)

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9
Q

plantar flexion

A

motion that extends the foot downward toward the ground

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10
Q

supination

A

the act of turning the palm up, outward roll of the foot

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11
Q

pronation

A

the act of turning the palm down, inward roll of the foot

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12
Q

fascia

A

fribrous membrane separating and enveloping muscles

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13
Q

insertion of a muscle

A

connection of the muscle to a bone that moves

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14
Q

origin of a muscle

A

connection of the muscle to a stationary bone

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15
Q

striated muscle

A

muscle connected to bones; voluntary or skelatal muscle

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16
Q

visceral muscle

A

muscle connected to internal organs; involuntary or smooth muscle

17
Q

fasci/o

A

fascia (forms sheaths enveloping muscles)

18
Q

fibr/o

A

fibrous connective tisue

19
Q

leiomy/o

A

smooth (visceral) muscle that lines the walls of internal organs

20
Q

my/o

A

muscle

21
Q

myocardi/o

A

heart muscle

22
Q

myos/o

A

muscle

23
Q

plant/o

A

sole of the foot

24
Q

rhabdomy/o

A

skeletal (striated) muscle connected to bones

25
Q

sarc/o

A

muscle and flesh

26
Q

-asthenia

A

lack of strength

27
Q

-trophy

A

development, nourishment

28
Q

ab-

A

away from

29
Q

ad-

A

toward

30
Q

dorsi-

A

back

31
Q

poly-

A

many, much