Nervous System Quiz 838 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. The point at which an impulse from one nerve cell is communicated to another is the:

Correct Answer: C) Conclusion.

2. Prefix that means one or single

Correct Answer: D) Mono-.

3. Second largest part of the brain

Correct Answer: B) Cerebellum.

4. Which of the nerves perform the function of both senory nervous and motor nervous

Correct Answer: A) Mixed nervous.

5. The autonomic nervous system regulates blood pressure and the rate of breathing

Correct Answer: A) TRUE.

6. A signal that causes an animal to react in some way is called:

Correct Answer: B) Stimulus.

7. Impulses flow from motor neurons to

Correct Answer: D) All of these.

8. What is the role of muscle spindles?

Correct Answer: A) Detect changes in muscle length.

9. Nerves that connect the CNS with the rest of an animal´s body

Correct Answer: C) Ganglia.

10. Which type of neuroglia are the most abundant in the CNS?

Correct Answer: A) Astrocytes.

11. Tumor

Correct Answer: C) -own.

12. Main portions of spinal nerves

Correct Answer: C) Plexuses.

13. Nerves cells

Correct Answer: A) Neuron.

14. Nerves that run up and down the length of the back and transmit most messages between the body and brain

Correct Answer: D) Spinal cord.

15. The signal may take a different pathway:

Correct Answer: B) Unipolar neuron-spinal cord-reticular formation-parietal lobe-hypothalamus and limbic system.

16. The part of the brain that controls higher mental activities such as learning, perception, memory and making decisions.

Correct Answer: B) Cerebrum.

17. There are how many pairs of spinal nerves?

Correct Answer: D) 31.

18. A person who can sleep through loud traffic in a large city, but is awakened promptly due to the sound of an alarm or crying baby

Correct Answer: A) Reticular formation.

19. Which structure is shown in blue?

Correct Answer: A) Pons.

20. In individuals with central nervous system disorders affecting the lower limbs, a scissoring gait pattern may occur, which is characterized by:

Correct Answer: C) Crossing of the legs while walking.