Nervous System Quiz 297 (20 MCQs)

Quiz Instructions

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1. The system control all our body is .....

Correct Answer: A) Nervous system.

2. Allows passage of light to the retina through posterior cavity because of its clear appearance

Correct Answer: E) Vitreous Humor.

3. Which body system carries signals to and from the brain?

Correct Answer: C) Nervous.

4. The brain communicates with the rest of the body through the spinal cord and nerves

Correct Answer: B) True.

5. Which region of the brain controls our breathing and heartbeat?

Correct Answer: E) Medulla.

6. This feature is important in how quick an impulse travels down an axon

Correct Answer: A) Nodes of Ranvier.

7. Increases the rate of impulse transmission and insulates and maintains the axon

Correct Answer: B) Myelin sheath.

8. Which of the following is part of the limbic system?

Correct Answer: C) Hippocampus.

9. Consists of a sensory and motor division 'the extremities'

Correct Answer: A) PNS-Peripheral Nervous System.

10. What is the name for a cell in the nervous system?

Correct Answer: B) Neuron.

11. The Peripheral Systems allows the brain and spinal cord to receive and send messages to other parts of the body.

Correct Answer: A) True.

12. Known as the wind pipe

Correct Answer: C) Trachea.

13. Neuralgia

Correct Answer: A) Pain in a nerve.

14. Tendons

Correct Answer: B) Connect muscle to bone.

15. The trigmenal nerve does chewing and facial sensations, so is this cranial nerve sensory, motor, or both?

Correct Answer: C) Both.

16. Encephalitis

Correct Answer: A) Inflammation of the brain.

17. How are the molecules detected for taste?

Correct Answer: A) Dissolved in saliva.

18. What connects the 2 cerebral hemispheres?

Correct Answer: C) A calloused body.

19. A neuron with a cell body located in the CNS whose primary function is connecting other neurons is called a(n):

Correct Answer: C) Interneuron.

20. When in Fight or Flight mode, the lack of salivation is activated by the;

Correct Answer: A) Sympathethic NS.