Muscular System

What type of muscle tissue is found in the heart?

• skeletal

• smooth

• cardiac

• voluntary

Involuntary

• skeletal
• cardiac
• smooth
• smooth and cardiac

attached to bones

• cardiac
• smooth
• skeletal

Which of the following muscle cells are not striated, involuntary, and have one nucleus per cell?

• Skeletal

• Cardiac

• Smooth

Which of the following puts the structures of the muscle in order from largest to smallest?

• Whole muscle, muscle fiber, actin & myosin, myofibril, muscle fasicle

• Whole muscle, muscle fasicle, muscle fiber, myofibril, actin & myosin

• Whole muscle, muscle fiber, muscle fasicle, myofibril, actin & myosin

• Whole muscle, muscle fasicle, muscle fiber, actin & myosin, myofibril

The muscle primarily responsible for a movement
is the:

• prime mover (agonist).
• synergist.
• antagonist.
• origin.

The muscle which relaxes during movement is the.....

• Antagonist
• Agonist

The sliding filament theory explains which of the following?

• muscle extensions

• muscle inductions

• muscle contractions

• muscle formation

______ and ______ work together to allow muscles to contract.

• ATP, Calcium

• smooth muscle, cardiac muscle

• Electrolytes, Phosphorous

• hemoglobin, plasma

Tags

NGSS.MS-LS1-7

Which parts of your muscular system are voluntary? Select ALL that apply.

• cardiac muscle

• skeletal muscle

• smooth muscle

• none of the above