Nervous System Quiz 93 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. How many pairs of spinal nerves do we have?

Correct Answer: C) 31.

2. Nerve impulse is

Correct Answer: C) Electrical along the axon and chemical at the synapse.

3. What is the white portion of the human eye called?

Correct Answer: B) Sclera.

4. What sense does your parietal lobe control?

Correct Answer: C) Touch.

5. What does letter A represent?

Correct Answer: A) Epineurium.

6. There are around 86 billion neurons in the typical adult human brain.

Correct Answer: A) TRUE.

7. Ears also help in maintaining balance of our body.

Correct Answer: A) True.

8. What do Axon Terminals do?

Correct Answer: B) Sends information to the next cell.

9. Space between myelin sheaths

Correct Answer: A) Node of ranvier.

10. -the

Correct Answer: C) Hernia, tumor, swelling.

11. What is the number of millivolts (mV) that a neuron is at during the Resting Potential phase

Correct Answer: C) -70 mV.

12. Miscarriage

Correct Answer: B) Miscarriage.

13. Which of the following is largest part of the brain

Correct Answer: B) Cerebrum.

14. Are amitotic

Correct Answer: A) Neurons.

15. Nerves cells responsible for receiving external stimuli passing signals to central nervous system

Correct Answer: D) Sensory neurons.

16. What happens in the eardrum?

Correct Answer: A) Sound waves vibrate the skin and delivers vibrations.

17. When an axon becomes depolarized, this means the inside becomes what charge?

Correct Answer: B) Postive.

18. What is the central nervous system (CNS) made up of?

Correct Answer: A) Brain & spinal cord.

19. Part of the brain involved with voluntary movement of skeletal muscle?

Correct Answer: B) Frontal Lobe.

20. What are the 3 parts of the brain?

Correct Answer: C) Brain, cerebellum, brain stem.