Nervous System Quiz 822 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. What part of the brain regulates the sleep/wake cycles.

Correct Answer: A) Hypothalamus.

2. Combining form that means extreme

Correct Answer: A) Pole.

3. Glial cell that helps form myelin sheath

Correct Answer: D) Schwann cells.

4. The outer layer of the glial cells of the PNS are called

Correct Answer: A) Neurolemma.

5. Glial cells formed from white blood cells that engulf and remove wastes in the CNS.

Correct Answer: C) Microglia.

6. What is an action potential?

Correct Answer: B) An electrical signal that travels down the cell membrane of a neuron.

7. Individuals who are mostly left-brained would most likely exhibit which of the following characteristics

Correct Answer: A) Reasoning and Logic.

8. What is the structural classification of the nervous system based on?

Correct Answer: C) The structures of the nervous system.

9. A stimulus creates a reaction in our body

Correct Answer: A) True.

10. When would the sympathetic system kick in?

Correct Answer: B) You are in danger or in an argument.

11. This part of the brain controls heart rate and breathing.

Correct Answer: A) Medulla.

12. Where does oxygen initially enter into the body?

Correct Answer: A) Nose and mouth.

13. What is the role of the somatic nervous system in the body?

Correct Answer: B) Coordinates voluntary movements like walking, eating, or playing an instrument.

14. The ..... is the largest nerve in the body and is protected by the vertabrae.

Correct Answer: A) Spinal Cord.

15. Which type of neuron one axon and one dendrite leaving the cell body?

Correct Answer: B) Bipolar.

16. Chambers through which blood leaves the heart

Correct Answer: B) Ventricles.

17. The brain is enclosed in two protective membranes called meninges.

Correct Answer: B) False.

18. Which part of the brain stimulates the secretion of saliva to digest food in the mouth? (General subject 58)

Correct Answer: E) Pons.

19. What area is typically the most sensitive?

Correct Answer: C) Fingertips.

20. Narc/o in narcoplepsy means .....

Correct Answer: C) Sleep.