Nervous System Quiz 92 (20 MCQs)

Quiz Instructions

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1. Portion of the brain responsible for speech, hearing, vision, memory and emotion

Correct Answer: A) Temporal lobes.

2. What does the central nervous system consist of?

Correct Answer: A) Brain and Spinal Cord.

3. When a neuron is in resting state i.e not conducting any impulse the axonal membrane is:

Correct Answer: C) Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions.

4. What is not a response of the Sympathetic Nervous system? (Fight or flight)

Correct Answer: D) Increased activity of the digestive system.

5. The cerebellum helps us keep our balance.

Correct Answer: A) True.

6. Which two ions are most important in nerve conduction?

Correct Answer: A) Sodium and potassium.

7. Nearsightedness is also known as .....

Correct Answer: A) Myopia.

8. Membranous sacs in the cytoplasm of nerve cells that have ribosomes attached to their surfaces

Correct Answer: A) Chromatophilic substance.

9. Depolarization occurs when the inside of a cell becomes ..... due to ..... gates opening.

Correct Answer: C) Positive-sodium.

10. Which division of the nervous system is commonly known to function in a "rest and digest" capacity?

Correct Answer: B) Parasympathetic.

11. Bundles of axons and dendrites in the spinal cord are called

Correct Answer: B) Tracts.

12. The parasympathetic division is responsible for .....

Correct Answer: D) Relaxation.

13. A receptor cell that responds to visible light in the electromagnetic spectrum.

Correct Answer: D) Photoreceptor.

14. What part of the brain stem is located superior to the pons?

Correct Answer: A) Midbrain.

15. Action Potential:The neuron cannot respond to a second stimulus, no matter how strong.

Correct Answer: C) Refractory period.

16. The ..... is part of the peripheral nervous system and controls our senses.

Correct Answer: C) Somatic.

17. The grey matter of the spinal cord is made up of .....

Correct Answer: B) Cell bodies of the neurons.

18. In which image can we see a neuron's dendrites marked with an arrow?

Correct Answer: A) .

19. What are the two (2) major systems of the Peripheral Nervous System?

Correct Answer: B) Sensory/Motor.

20. Which is NOT a part of the nervous system?

Correct Answer: C) Larynx.