Chapter 6 Unit Assessment

Why is the nervous system the most important system in the body?

• it allows humans to think, move, feel, see, hear, smell, taste

• it helps your muscles get bigger

What is the most important organ in the nervous system?

• brain

• eyeballs

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What does the brain do?

• controls almost everything that happens in the body

• helps your body digest food

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What bone helps protect the brain?

• skull

• knee

Fill in the blank.

The brain and __ __ are the main parts of the nervous system.

• spinal cord

• heavy weights

True or False?

The brain COULD do its job without the spinal cord.

• True, the brain could do its job without the spinal cord.

• False, the brain could NOT do its job without the spinal cord. It couldn't send messages to other parts of the body.

What does the spinal cord do?

• It sends messages between the brain and rest of the body

• It regulates your body's temperature

True or False?

All of the body's muscles and organs work because of the nervous system.

• True, all of the body's muscles and organs work together because of the nervous system.

• False, the nervous system doesn't help other parts of the body.

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NGSS.MS-LS1-3

True or False?

Your body could survive without the brain.

• True, your body could survive without the brain.

• False, your body could not survive without the brain.

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NGSS.MS-LS1-3

Why is coordination important?

• it allows different parts of the body to work together

• it doesn't help your body

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