Nervous System Quiz 874 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. What are the A and B components in a neuron?

Correct Answer: B) A-dendrites B-axons.

2. Which body system works closely with the circulatory system to regulate heart beat?

Correct Answer: D) Nervous.

3. What does the central nervous system include?

Correct Answer: B) Brain and Spinal Cord.

4. If a neuron were to lose its myelin sheath, what would MOST LIKELY happen?

Correct Answer: D) The nerve impulse would slow down across the axon.

5. What is the tiny space between neurons or a neuron's target muscle called?

Correct Answer: A) Conclusion.

6. In humans, transmission of nerve impulses across a synaptic cleft is carried out by .....

Correct Answer: C) Neurotransmitter molecules.

7. The main function of sensory neurons is to

Correct Answer: A) Transmit a stimulus from a receptor cell to the CNS.

8. This is the part of a neuron that will contain the nucleus and other organelles

Correct Answer: A) Cell body.

9. The term central nervous system refers to

Correct Answer: D) Brain and spinal cord.

10. True or False-Practice makes perfect because your myelin gets thinner.

Correct Answer: B) False.

11. Which of the following is not a structural feature (physical part) of a neuron

Correct Answer: C) Conclusion.

12. What part of your brain helps you to maintain your balance?

Correct Answer: A) Cerebellum.

13. Type of neuron that carries information about your environment to your brain or spinal cord.

Correct Answer: C) Sensory Neuron.

14. A disease in which a patient is at risk for a stroke is known as:

Correct Answer: D) Cerebrovascular Disease.

15. The mesh network is formed of

Correct Answer: C) Fibrin.

16. This is also known as our fight-or-flight hormone which prepares our body to survive dangerous situations

Correct Answer: B) Adrenaline.

17. A reaction to a stimulus

Correct Answer: D) Response.

18. What type of Neuron takes messages FROM the central nervous system

Correct Answer: A) Motor.

19. What are axon terminals responsible for?

Correct Answer: C) Releasing neurotransmitters to pass impulse to the next neuron.

20. Of the 3 types of muscle, which is found in hollow organs and around blood vessels.

Correct Answer: C) Smooth Muscle.