The Human Skeleton Answers

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When muscles contract, they become .

A
shorter and thinner
B
shorter and thicker
C
longer and thinner
D
longer and thicker
3

spindle-shaped

A
skeletal muscle
B
smooth muscle
C
cardiac muscle
4

attached to bones

A
skeletal muscle
B
smooth muscle
C
cardiac muscle
5

voluntary

A
skeletal muscle
B
smooth muscle
C
cardiac muscle
6

cells joined together by intercalated discs

A
skeletal muscle
B
smooth muscle
C
cardiac muscle
7

not striated

A
skeletal muscle
B
smooth muscle
C
cardiac muscle
8

found in heart

A
skeletal muscle
B
smooth muscle
C
cardiac muscle
9

cells with many nuclei

A
skeletal muscle
B
smooth muscle
C
cardiac muscle

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