Nervous System Quiz 978 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Depolarization is caused by ..... while repolarization is caused by .....

Correct Answer: C) Na+ flooding into the cell; K+ flooding out of the cell.

2. What is the term used to describe the nervous system's analysis and determination of the appropriate response to sensory input?

Correct Answer: C) Integration.

3. If you cut into a person's brain while they are awake, they will feel the pain.

Correct Answer: B) False.

4. The center of thirst and hunger is in

Correct Answer: B) Diencephalon.

5. What type of neuron sends messages from your brain to your muscles?

Correct Answer: A) Motor Neurons.

6. The auditory ossicles include:

Correct Answer: C) Hammer, anvil, stapes.

7. Which part of your brain keeps you breathing?

Correct Answer: B) Brain stem.

8. Cerebrum helps us to

Correct Answer: B) Think, reason out, learn, remember and take decisions.

9. Which structure of the neuron carries impulses TOWARD the cell body?

Correct Answer: B) Dendrite.

10. Cerebrum is the largest part of the brain, and it is about 85% of the brain's weight.

Correct Answer: A) TRUE.

11. Dendrites collect stimuli and transport them to the cell body.

Correct Answer: A) True.

12. These muscles are attached to your bones

Correct Answer: A) Skeletal.

13. The brain sends and receives messages

Correct Answer: B) CNS.

14. When neurotransmitters don't break down, it can cause a problem because

Correct Answer: C) They keep activating a response even when the need for it is over.

15. Somat/o =

Correct Answer: D) Body.

16. Which peripheral nervous system is not part of the Involuntary Nervous System?

Correct Answer: D) Sympathetic.

17. Which division of the autonomic nervous system has ganglia located in the spinal cord?

Correct Answer: D) Sympathetic Nervous System.

18. When the sunflower blooms, it follows the direction of the sun. The sun is the .....

Correct Answer: C) Stimulus.

19. Which part of the neuron is responsible for carrying nerve impulses away from the cell body?

Correct Answer: C) Axon.

20. ..... are tree-like extensions at the beginning of a neuron that help increase the surface area of the cell body.

Correct Answer: D) Dendrites.