Unit Test — Unit test Answers

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22
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Which is a purpose of the skull?

A
It protects the spinal cord.
B
It supports the shoulder bones.
C
It allows air, water, and food to enter the body.
D
It assists in breathing and protects the ribs.
24

Mr. Jenkins has a damaged spine. What might he have trouble doing?

A
breathing
B
smiling
C
lifting an arm
D
standing up straight

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