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Gross Anatomy Exam 2 > Muscles MM > Flashcards

Muscles MM Flashcards

1
Q

What is the longest muscle in the body?

A

Sartorius (runs from the anterior superior iliac spine to proximal medial portion of the tibia)

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2
Q

What is the outer plasma membrane of a muscle cell?

A

Sarcolemma

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3
Q

T/F Muscles are all or nothing

A

True

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4
Q

What is muscle tone?

A

The readiness to fire; keeps muscle tone just above threshold of firing by randomly firing the alternate fibers

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5
Q

In a deep realm of sleep is the muscle tone high or low?

A

Low

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6
Q

What is stacked end to end in series?

A

Sarcomeres

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7
Q

When you lifts weight this gets bigger and bigger?

A

Myofibrils

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8
Q

Stacked sarcomeres make what?

A

Myofilaments then myofibril

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9
Q

What is the true measure of physical fitness?

A

V02 Max measures how quickly you take in oxygen and how quickly it comes out as CO2

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10
Q

What takes all of the mysiums and bundles them together and attaching them to the bone ?

A

Tendon

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11
Q

What is around the whole muscle ?

A

Epimysium

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12
Q

What are the three mysiums?

A

Epimysium, Perimysium, Endomysium

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13
Q

What is around each fascicle?

A

Perimysium

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14
Q

What is around each fiber?

A

Endomysium

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15
Q

What type of muscle is located in the walls of digestive, respiratory, urinary and reproductive organs?

A

Smooth Muscle

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16
Q

What type of muscle is located in the heart?

A

Cardiac

17
Q

What type of muscle are long, cylindrical, striated, voluntary and multinucleated?

A

Skeletal

18
Q

Pain on lateral side of elbow extensors is called?

A

Tennis elbow

19
Q

Neck muscles is controlled by what cranial nerve?

A

CN 11

20
Q

What are the 4 muscle actions?

A

Agonist, Antagonist, Synergist, and Stabilizer

21
Q

High endurance is what fiber type?

A

Type 1; red slow twitch

22
Q

What is the specialized plumbing system surrounding the myofibrils?

A

Sarcoplasmic Reticulum

23
Q

Will the muscle tone be set high or low in a spinal cord injury?

A

High

Gross Anatomy Exam 2 (4 decks)

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