m+ Flashcards by Ashley Hassler

Q

Insertion

A

part that moves

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Q

Orgin

A

Part that doesn’t move

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Q

How many attachments do muscles have

A

2

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Q

Flexor

A

moves moving ventral to ventral

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Q

Extensor

A

muscles move the dorsal side to dorsal

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Q

Filaments

A

smallest components of m+ tissue

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Q

Myofibrils

A

filaments clustered togethered

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Q

Muscle fibers

A

myofibrils clustered togehter

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Q

fascicle

A

a cluster of muscle fivers

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Q

muscle

A

fascicles clustered together

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Q

epimysium

A

layer of connective tissue around whole tissue

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Q

perimysium

A

surrounds individual fascicles within each muscle

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Q

endomysium

A

covering each muscle fiber

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Q

sarcomere

A

the “functional unit” of the muscle cell/fiber where the actual contraction happens

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Q

Z-lines

A

think actin filaments anchored there

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Q

A-band

A

thick myosin filaments

Q

I band

A

thin actin filaments

Q

H zone

A

space between actin filaments

Q

Z line to Z line is ____?

A

sarcomere