Nervous System Quiz 971 (20 MCQs)

Quiz Instructions

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1. Which of the following is the correct order (pathway for pain)?

Correct Answer: C) Unipolar neuron-spinal cord-medulla oblongata-pons-midbrain-thalamus-parietal lobe.

2. Which part of the body is responsible for processing electrochemical signals?

Correct Answer: A) Brain.

3. Saltatory conduction is

Correct Answer: B) The propagation of action potentials along myelinated axons from one node of Ranvier to the next node.

4. What does the temporal lobe do and interpret?

Correct Answer: B) Speech interpretation and hearing. Plays small role in memory.

5. Which part of the brain is known as the language comprehension center?

Correct Answer: B) Wernicke's.

6. #9, Carries visual information to the brain.

Correct Answer: A) Optic nerve.

7. Nervous system is the most important system in the body

Correct Answer: B) True.

8. Levdopa treats Parkinson's by

Correct Answer: A) Mimicking the effect of dopamine.

9. Which part of the brain do you use to direct incoming signals to the appropriate part of the cerebellum?

Correct Answer: C) Thalamus.

10. Sound receptors are present in the .....

Correct Answer: B) Ear.

11. Chemical-electrical signals travel down neurons much like

Correct Answer: C) A flame travels along the fuse of a firecracker.

12. After looking up a phone number, Jim calls it, then forgets. The number was stored in his

Correct Answer: A) Short-Term Memory.

13. This part of the neuron receives electrical impulses from other neurons.

Correct Answer: B) Dendrite.

14. Signals move through the central and peripheral nervous systems with the help of ..... cells.

Correct Answer: A) Glial.

15. We don't feel pain when growing hair and nails are cut as they don't have .....

Correct Answer: C) Nerve cells.

16. Which part of the brain stem is the lowest and controls heart rate, blood pressure, and breathing?

Correct Answer: B) Spinal cord elongated.

17. The cranial number of the optic nerve?

Correct Answer: B) II.

18. A condition caused by sudden movement of the brain, where the brain hits the skull is called

Correct Answer: B) Concussion.

19. We have two types of nerves between our spinal cord and the outside of our body .....

Correct Answer: C) Sensory and motor.

20. The region in the eye where the rods and cones are located is the

Correct Answer: A) Retina.