Nervous System Quiz 252 (20 MCQs)

Quiz Instructions

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1. What type of stimulus? Decreasing body temperature

Correct Answer: A) Internal.

2. The largest part of the brain that is divided into 4 lobes:

Correct Answer: C) Cerebrum.

3. When there is an inflammation of the protective sheath around the nerve fibers in the central nervous system, it is referred to as:

Correct Answer: C) Myelitis.

4. What is the term "Odor" used to describe in the context of the olfactory system?

Correct Answer: B) The receptor cell.

5. How does the central nervous system communicate with the peripheral nervous system?

Correct Answer: B) Through the spinal cord.

6. What do motor nerves do?

Correct Answer: A) Control our muscles and movement.

7. The nerve cells gets information through .....

Correct Answer: B) Touch, taste, smell, sight and sounds.

8. Which type of nerve fibers conduct impulses from the CNS to smooth muscles, cardiac muscles, and glands?

Correct Answer: A) Visceral motor nerve fibers.

9. What is the point on the retina where the sharpest image can be detected?

Correct Answer: D) Central pit.

10. Which external stimulus is detected by sensory receptors in the eye? ¿Qué estímulo externo detectan los receptores sensoriales del ojo?

Correct Answer: A) Light.

11. A condition that produces shaking and tremors caused by a disorder of the basal ganglia

Correct Answer: B) Parkinson's.

12. What are the four parts of the nervous system?

Correct Answer: A) Brain, spinal cord, nerves, sensory organs.

13. What is a sensory neuron?

Correct Answer: B) Bring messages to the brain and spinal cord.

14. Which of the following symptoms would lead to a diagnosis of parkinson's disease

Correct Answer: D) All of the above.

15. In the event of a voluntary response, the message for the response originates from

Correct Answer: A) The brain.

16. The nerve cells that relay signals from the central nervous system to the other parts of the body are called .....

Correct Answer: B) Motor neurons.

17. What is the basic unit of the nervous system?

Correct Answer: B) Neuron.

18. There are only 5 main tastes. They are .....

Correct Answer: B) Sweet, sour, salty, bitter, and meat-like taste called unami.

19. What fact about color blindness is true?

Correct Answer: A) It is more common in males.

20. Nerve cells are joined end to end forming .....

Correct Answer: D) Nerve fibres.