10 Flashcards

1
Q

in a transerve section each skelatal muscle is composed of ___ which are bundles of muscle fibers

A

fasciles

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2
Q

long, cylindrical contractile element within muscle cells

A

myofibril

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3
Q

each muscel fiber is surrounded by a delicate layer of connective tissue called

A

endomysium

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4
Q

small to largest

A

myofilamemts
myofibrils
muscle fibers
muscle fasciles

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5
Q

muscle is surround by what

A

epimysuim

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6
Q

facile is surround by what

A

perimysium

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7
Q

muscle cells surrounded by what

A

endomysium

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8
Q

another name for deep fasia

A

visceral fasia

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9
Q

the perimysuium of a muscle contains extensive arrays of blood vessels and nerves that supply fasciles these arrays are called

A

neurovasuclar bundles

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10
Q

the mysoin head points …. the edge of the fialments and project outward toward the surrounding thin filaments

A

toward

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11
Q

h zone

A

contains thick filaments only

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12
Q

i band

A

light band containing thin filaments only

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13
Q

a band

A

dark band containing both actin and myosin

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14
Q

myofilaments within myofiblrs are arranged in repeating microscopic cylindrical units called

A

sacromes

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15
Q

as a result of muscle fiber contraction , the h zone

A

dissapears

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