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Anatomy and Physiology Quiz 1

1. Which of these statements about the vagus nerve is true?

A.An important part of the sympathetic nervous system

B.Increases heart rate variability

C.Increased activity during the third trimester of pregnancy.

D.All 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. Which of these statements about the CNS is NOT true?

A.The CNS is made of the brain, spinal cord, and cranial nerves

B.The CNS is protected by skeletal structures, three meningeal membranes, and CSF

C.The cerebellum receives auditory and visual stimuli to coordinate autonomic functions

D.None of the above

4. Why do babies have more bones than adults?

A.Some of the bones fuse together during normal development.

B.Some of the bones dissolve away

C.All of the above

D.None of the Above

5. The lymphatic system is an important part of the circulatory system. What are the major functions of the lymphatic system?

A.To move extracellular fluid around cells.

B.To provide immune cells with access to various tissues for defense.

C.To help regulate blood pressure and the body's fluid content.

D.All of the above.

6. Which of these are symptoms of lymphoma?

A.Weight Loss

B.Night Sweats

C.Itching

D.All of the Above

7. Obesity is a health concern for a number of reasons. A large component that makes it more dangerous for a person’s heart is the increased viscosity of the blood. In other words, the heavier a person gets, the thicker their blood becomes. Why is this a heart issue?

A.The heart simply cannot pump thick blood

B.The heart will become too muscular

C.The blood will become so thick it will permanently seal the heart’s valves

D.None of the above

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