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Biology Dictionary

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Anatomy and Physiology Quiz 1

1. What is the main function of the nervous system?

A.To coordinate the activities of different parts of the body

B.To send signals from sensory nerves to the brain.

C.To send signals from the brain to various parts of the body.

D.None of the above.

2. Which of the following is NOT a function of the autonomic nervous system?

A.Your pupils dilate in response to the light level of a room.

B.You want to reach a can of beans on the top shelf, so you raise your arm above your head.

C.Your breathing rate increases as the stress hormone cortisol is applied to your system.

D.None of the above.

3. If your pituitary gland was removed, what would happen to CRH production in the Hypothalamus? (Look at the graphic of the relationship between the pituitary and hypothalamus for help.)

A.Nothing will change in the hypothalamus

B.The hypothalamus will overproduce CRH, with no response

C.The hypothalamus will underproduce CRH

D.None of the above.

4. Why can a high protein diet lead to blood acidification?

A.Urea is acidic within the bloodstream

B.The kidneys cannot remove urea fast enough

C.Lots of water is needed to remove urea

D.All of the above

5. Why do diseases involving abnormally folded proteins preferentially attack the nervous system?

A.There are more proteins in neurons

B.Neurons do not have the capacity to rectify misfolded proteins