MUSCULAR SYSTEM

MUSCULAR SYSTEM

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THE PURPOSE OF THE MUSCULAR SYSTEM:

(CLICK ALL THAT APPLY)

• MOVEMENT

• SHAPE

• RED BLOOD CELLS

• HEAT

Fill in the Blank

THERE ARE OVER ______ MUSCLES IN THE BODY

Poll

THINK ABOUT IT....

CARDIAC MUSCLE COVERS OUR HEART....

DO YOU THINK IT IS VOLUNTARY MOVEMENT OR INVOLUNTARY MOVEMENT?

• VOLUNTARY

• INVOLUNTARY

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SKELETAL MUSCLE:

• STRIATED

• VOLUNTARY

• CONNECTED TO BONES TO HELP WITH MOVEMENT

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CARDIAC MUSCLE:

• SURROUNDS THE HEART

• VOUNTARY

• STRIATED

• INVOLUNTARY

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SMOOTH MUSCLE:

• COVERS HEART

• INVOLUNTARY

• NO STRIATIONS

• VOLUNTARY

https://youtu.be/raGl8bLkaAw

DIAPHRAGM MUSCLE

-MUSCLE THAT HELPS US BREATH

-BELONGS TO THE RESPIRATORY SYSTEM

-THE ONLY MUSCLE THAT IS BOTH VOLUNTARY AND INVOLUNTARY MOVEMENT!

Open Ended

THINK ABOUT IT...

IF THE DIAPHRAGM IS THE MUSCLE FOR BREATHING,

HOW IS BOTH VOLUNTARY AND INVOLUNTARY IN MOVEMENT?

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–allows the muscle to return to its original shape after it has been stretched

• Excitability

• Contractibility

• Extensibility

• Elasticity

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– ability to respond to a stimulus

• Excitability

• Contractibility

• Extensibility

• Elasticity

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–ability to be stretched

• Excitability

• Contractibility

• Extensibility

• Elasticity

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–muscle fibers that are stimulated by nerves contract and causes movement

• Excitability

• Contractibility

• Extensibility

• Elasticity

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ABDUCTION MEANS TO MOVE TOWARDS THE BODY AND ADDUCTION MEANS TO MOVE AWAY FROM THE BODY.

• TRUE

• FALSE

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TO DECREASE AN ANGLE

• EXTENSION

• FLEXION

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TO MOVE A BODY PART IN A CIRCLE AROUND A JOINT

• ROTATION

• CIRCUMDUCTION

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TO TURN A BODY PART ON IT'S OWN AXIS

• ROTATION

• CIRCUMDUCTION

DISEASES OF THE MUSCULAR SYSTEM