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Anatomy and Physiology > Muscular System > Flashcards

Muscular System Flashcards

1
Q

smooth muscle tissue

A

non-striated, involuntary, found in internal organs

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2
Q

Endomyisum

A

covers an individual muscle fiber

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3
Q

Epimysium

A

Outer membrane found around the muscle

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4
Q

Excitability

A

respond to a stimulus from a neuron or hormone

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5
Q

Origin

A

attachment of the tendon to the more stationary bone

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6
Q

Shin splints involve which muslce?

A

tibialis anterior

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7
Q

Blocks the active site on an actin filament

A

troponin & tropomyosin

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8
Q

Contactability

A

can shorten when stimulated

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9
Q

Ca+ (calcium)

A

Comes in from a nerve cell to remove molecules blocking active sites

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10
Q

major task of the muscular system

A

posture, heat production, movement

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11
Q

Tendon

A

attaches muscle to bone

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12
Q

Rotator cuff muscles

A

Supraspinatus, infraspinatus, teres minor, subscapularis

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13
Q

Muscle

A

made of many bundles of fibers

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14
Q

Action of gastrocnemius

A

plantarflexion of the foot (point toe)

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15
Q

Actin

A

Myofilaments (thin) that is essential to muscle contraction

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16
Q

Extensibility

A

can lengthened or stretch past original shape

17
Q

Epimysium

A

Outer membrane found around the whole muscle

18
Q

4 characteristics of muscle tissue

A

excitability, contactability, extensibility, elasticity

19
Q

Lack of ____, causes you to get out of breath and muscle burning during a workout.

A

oxygen

20
Q

Separates one sarcomere from the next

A

Z-line

21
Q

ATP

A

Prepares a myosin head for its power stroke

22
Q

Elasticity

A

ability to recoil or bounce back to original shape

23
Q
A
24
Q

Oxygen

A

Essential to making plenty of ATP in cellular respiration

25
Q

skeletal muscle tissue

A

striated, voluntary, found in skeletal muscles

26
Q

Insertion

A

attachment of the tendon to the more moveable bone

27
Q

Perimysium

A

covers a fascicle

28
Q

cardiac muscle tissue

A

striated, involuntary, found in the heart

Anatomy and Physiology (3 decks)

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