Voluntary or Involuntary
Muscle Cells
Muscle Type
100

Typing on a keyboard

Voluntary

100

Another word for a muscle cell is a muscle _____.

Fiber

100

The three types of muscles are...

Cardiac, smooth, skeletal

200

Eating breakfast (lifting the spoon)

Voluntary

200

Actin and myosin are two types of f_______ found inside muscle fibers.

Filaments

200

The kind of muscles that are attached to the bone (skeleton) is called this.

Skeletal muscle

300

Digestive motions needed in the stomach and intestines to digest breakfast.

Involuntary

300

The thin filament is called this [ACTION OR MYOSIN]

Actin

300

The type of muscle that makes up the heart is called this.

Cardiac muscle

400

Heart beat

Involuntary

400

The thick filament is called this [ACTIN OR MYOSIN]

Myosin

400

The type of muscle found inside blood vessels, the bladder, the stomach, and the intestines is called this. It is NEVER under conscious control.

Smooth muscle

500

Taking a step

Voluntary

500

When actin and myosin slide past each other, this is what happens to a muscle fiber.

It shortens or lengthens.

500

These are the 2 muscle types that are INVOLUNTARY.

Cardiac and smooth

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