Nervous System Quiz 273 (20 MCQs)

Quiz Instructions

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1. Which part controls our voluntary movements?

Correct Answer: B) Cerebrum.

2. Many-layered covering composed of lipids and protien

Correct Answer: C) Myelin sheath.

3. Color of groups of neuron cell bodies and their dendrites

Correct Answer: A) Gray matter.

4. Which type of sensory receptor responds to sudden changes in temperature?

Correct Answer: A) Thermoreceptors.

5. Do support cells in the CNS lose the ability to divide?

Correct Answer: C) No, they never lose the ability to divide.

6. What is the transparent front part of the eye which covers the eye?

Correct Answer: C) Cornea.

7. Outermost membrane around myelin sheath

Correct Answer: A) Neurilemma.

8. What hormone is responsible for regulating the body's sleep-wake cycle?

Correct Answer: A) Melatonin.

9. How many nerves are in your body to send messages to brain and back?

Correct Answer: B) Billions.

10. Noor/oh

Correct Answer: B) Nerve.

11. The layer of the eye that transports blood is

Correct Answer: C) The choroid.

12. What are the three main parts of the Nervous System?

Correct Answer: A) Brain, spinal cord, nerves.

13. The relay between the brainstem and the higher parts of the brain is the

Correct Answer: D) Pons.

14. Medulla is a stick like structure.

Correct Answer: A) True.

15. They are located within the myelin sheath and produce myelin

Correct Answer: B) Schwann cells.

16. What part of the neuron is part 6?

Correct Answer: A) Conclusion.

17. What is the reversal of the nerve impulse when an impulse is passed?

Correct Answer: A) Action potential.

18. It prepares the body for "fight-or-flight" responses.

Correct Answer: E) Sympathetic Nervous System.

19. The sympathetic nerves increases the heartbeat.

Correct Answer: A) True.

20. The cerebrum is divided into .....

Correct Answer: C) Lobes.