Muscular System Practice Questions

Which of the following is NOT a type of muscle tissue?

• smooth

• rough

• cardiac

• skeletal

Which of the follow muscle cells have only one nucleus per cell?

• skeletal

• smooth

• cardiac

Skeletal muscles have

• one nucleus per cell

• multiple nuclei per cell

• striations

• intercalated discs

Cardiac muscle cells are _______ to allow for quick communication between cells.

• branched

• smooth

• striated

• far apart

Which muscle type is only found in the heart?

• cardiac

• smooth

• skeletal

Skeletal muscles

• move the skeleton

• pump blood

• help food move through the digestive tract

• are only attached to skin

Made of many bundles of fascicles

• muscles

• muscle fibers

• myofibril

• myofilaments

Another word for muscle fibers

• muscle cells

• fascicles

• muscles

• actin and myosin

The smallest unit of muscle contractions

• sarcomere

• fascicle

• muscle

• muscle fiber

Lable the muscle tissue types.

a

b

c

Smooth

Skeletal

Cardiac