Nervous System Quiz 89 (20 MCQs)

Quiz Instructions

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1. Shallow grooves of the cerebrum are called

Correct Answer: A) Sulcus.

2. What part of Einstein's brain was larger than normal people?

Correct Answer: A) Parietal.

3. All nerves are really small.

Correct Answer: B) False.

4. The space between the two labyrinths is filled with ..... While the membranous labyrinth is filled with .....

Correct Answer: B) Perilymph; endolymph.

5. What is the brain?

Correct Answer: A) A soft, spongy mass of tissue.

6. What do you call the nerve fibers that carry impulses to the cell body?

Correct Answer: B) Dendrites.

7. How many lobes is the largest part of the brain made of?

Correct Answer: D) 4.

8. Numbers 2/4

Correct Answer: B) Diencephalon.

9. The axon/synaptic terminals of a neuron .....

Correct Answer: D) Allow for the secretion of neurotransmitters to target cells.

10. Forms the myelin sheaths in the peripheral nervous system.

Correct Answer: D) Schwann cells.

11. In the CNS myelin is formed by .....

Correct Answer: B) Oligodendrocytes.

12. FH

Correct Answer: A) Family history.

13. Which is a characteristic of the sympathetic division in the autonomic system?

Correct Answer: A) Dilates bronchi.

14. How many neurons does the brain contain?

Correct Answer: D) ~100 billion.

15. * Activates and prepares the body for action such as vigorous muscular activity.

Correct Answer: A) Sympathetic Nervous System.

16. Insulating axon fibers which increase rate of neural impulse transmisison

Correct Answer: C) Myelin Sheath.

17. The chemicals that are released into the space between neurons.

Correct Answer: B) Neurotransmitters.

18. The functional component of abducens nerve is:

Correct Answer: A) General somatic efferent.

19. Which of the following would operate the triceps muscle while exercising?

Correct Answer: C) Somatic motor neuron.

20. Poliomyelitis

Correct Answer: A) Inflammation of the gray matter of the spinal cord.