Nervous System Quiz 165 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Myelin (cut)

Correct Answer: C) Lipid material that forms a sheath-like covering around some axons. Electrical insulation.

2. The medication used to induce anesthesia.

Correct Answer: A) Anesthetic.

3. Collections of nerve cell bodies outside the central nervous system are called:

Correct Answer: C) Ganglia.

4. The space that separates the axon of one neuron from the dendrites of the next is the:

Correct Answer: A) Conclusion.

5. Nerve cells do not possess

Correct Answer: B) Sarcolemma.

6. Hypoglossal

Correct Answer: D) Tongue movement.

7. Where the optic nerve enters the eye

Correct Answer: B) Blind spot.

8. What lobe is related to the use of language and speech?

Correct Answer: C) TEMPORAL.

9. Taste receptor cells

Correct Answer: B) Gustatory cells.

10. The resting membrane potential of a neuron is close to ..... mV

Correct Answer: A) -70.

11. Spinal Cord originates from which part of the brain?

Correct Answer: B) Medulla.

12. Which of the following maintains homeostasis?

Correct Answer: B) Hypothalamus.

13. Where is the Eustachian Tube connected to?

Correct Answer: B) The back of the nose.

14. What is the structural characteristic of most motor neurons?

Correct Answer: C) Multipolar.

15. The information received by the sense organs from the externals surroundings is called .....

Correct Answer: B) Stimuli.

16. These carry messages to and from parts of your brain.

Correct Answer: C) Nerves.

17. Which of the following is the function of the Nervous System?

Correct Answer: A) Sends and receives signals about what is happening all over the body.

18. Meaning brain

Correct Answer: B) Encephal/o.

19. When an electrical impulse reaches the end of the axon, ..... are released from vesicles in the axon terminal

Correct Answer: C) Neurotransmitters.

20. Which of the following is a receptor for PAIN?

Correct Answer: B) Free nerve endings.