Nervous System Quiz 134 (20 MCQs)

Quiz Instructions

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1. The part of the brain that acts a relay center to the spinal cord.

Correct Answer: C) Brain Stem.

2. Which disease or disorder is not degenerative?

Correct Answer: B) Cerebral palsy.

3. Axons are NOT usually myelinated and have an afferent function

Correct Answer: B) False.

4. Vital bodily functions such as heartbeat, respiration, body temperature, and digestion are monitored or controlled in this area of the brain.

Correct Answer: A) Brain stem.

5. Neurons are distinguishable from all other cells of the body by thin fibers called dendrites and axon.

Correct Answer: A) True.

6. The body's way of responding to threats is:

Correct Answer: B) Fight or Flight.

7. The main function of muscle spindles is

Correct Answer: C) To measure muscle length.

8. A ..... depresses the CNS to produce calm and diminished responsiveness without producing sleep.

Correct Answer: B) Sedative.

9. The central Nervous System of man is composed of

Correct Answer: B) Brain and spinal cord.

10. It is also called as affarent division in Peripheral Nervous system.

Correct Answer: D) Sensory PNS.

11. It is a pool of blood in between the brain and its outermost covering.

Correct Answer: A) Subdural hemorrhage.

12. The dendrites of a neuron carry a stimulus

Correct Answer: A) Towards the cell body.

13. Schwann cells produce myelin in the peripheral nervous system. Oligodendrocytes produce cerebrospinal fluid in the central nervous system.

Correct Answer: B) First statement true, second statement false.

14. Which Cation "causes" repolarization in a neuron

Correct Answer: B) K+.

15. Which system controls all other systems in the body?

Correct Answer: A) Nervous system.

16. The structures of the ear that are important for balance are the

Correct Answer: C) Semicircular canals.

17. Cilia moves spinal fluid

Correct Answer: D) Ependymal.

18. Craniotomy

Correct Answer: C) Incision into the skull.

19. Which is an example of a immovable joint?

Correct Answer: D) Skull.

20. Largest portion of the diencephalon which communicates sensory and motor function.

Correct Answer: C) Thalamus.