Nervous System Quiz 429 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Chemical neurotransmitter

Correct Answer: B) Acetyl choline.

2. Efferent means

Correct Answer: B) Moving away from.

3. These types of glial cells are in the CNS. They are responsible for myelin sheathing, and can covering many cells at once.

Correct Answer: C) Oligodendrocytes.

4. Antibodies are a record that monitors and remembers all diseases or microbes that enter the body.

Correct Answer: A) True.

5. Several important involuntary functions, such as breathing and heartbeat, digestion, and sleep are controlled by the

Correct Answer: C) Brain stem or medulla.

6. Walking towards the light is an example of .....

Correct Answer: B) Conscious response, involving the brain.

7. Are the bicep and triceps classified as involuntary muscle types?

Correct Answer: B) False.

8. Microscopic gap that includes the synaptic cleft.

Correct Answer: B) Conclusion.

9. Which is NOT a main function of your skeleton?

Correct Answer: C) Reflexes.

10. What is the role of afferent nerves in the nervous system?

Correct Answer: B) They carry messages from the sensory organs to the brain and spinal cord.

11. It carries impulses from the sense organs to the brain or spinal cord.

Correct Answer: A) Sensory Neurons.

12. Writing when you hear a word is an example of

Correct Answer: A) A voluntary response.

13. The ..... give the white matter its characteristic color

Correct Answer: A) Myelin sheaths.

14. The Olfactory receptors are found in the

Correct Answer: B) Roof of the nasal cavity.

15. Which of the following is NOT a reflex response?

Correct Answer: C) Reaching out to grab a piece of cake.

16. One of the functions of cerebellum is to?

Correct Answer: B) Maintain balance coordination and muscular control.

17. The ..... division controls conscious voluntary movement of skeletal muscles.

Correct Answer: D) Somatic.

18. When traveling along an axon, the cell membrane immediately ahead of an action potential depolarizes because of .....

Correct Answer: B) Diffusion of sodium current.

19. Which part of the brain is responsible for bodily needs?

Correct Answer: D) Hypothalamus.

20. Visceral functions are controlled by nuclei in the

Correct Answer: C) Medulla oblongata.