Nervous System Quiz 427 (20 MCQs)

Quiz Instructions

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1. Part of the brain with specialized regions that control movement, memory, communication, and reasoning:

Correct Answer: A) Cerebrum.

2. The cerebrum is responsible for .....

Correct Answer: A) Smell, speech, touch, movement, sight, etc.

3. A receptor cell that responds to mechanical stimuli such as touch, pressure, or sound waves.

Correct Answer: A) Mechanoreceptor.

4. What nerve is purely sensory and carries impulses for the sense of smell?

Correct Answer: D) Olfactory.

5. Narrow gaps in the myelin sheath between Schwann cells are called

Correct Answer: D) Nodes of Ranvier.

6. Neural

Correct Answer: A) Pertaining to the nerves.

7. Nervous system is a ..... throughout the body.

Correct Answer: A) Network of nerves.

8. If you cannot see colours, which part of the eye might be damaged?

Correct Answer: A) Retina.

9. Which lobe of the brain is primarily responsible for visual information?

Correct Answer: D) Occipital.

10. The Skeletal Muscles are controlled by the:

Correct Answer: C) Somatic nervous system.

11. What happens to your eyes if you are in a dark room?

Correct Answer: C) Your pupils will widen to let in more light.

12. The part in blue

Correct Answer: A) Brain stem/spinal cord.

13. Where is the Eardrum located?

Correct Answer: C) The Middle Ear.

14. ..... is a space between neurons.

Correct Answer: B) A synapse.

15. Air travels from the nostrils to the pharynx and then into the .....

Correct Answer: C) Larynx.

16. True or false:Graded potentials vary in size depending on the stimulus.

Correct Answer: A) True.

17. Threshold stimulus means that

Correct Answer: C) A certain level of stimulus is required to generate an action potential.

18. Which is the biggest brain animal of all time in terms of body size?

Correct Answer: A) Shrews (tiny rat)చుంచు ఎలుక.

19. Separates cerebrum into L & R

Correct Answer: C) Longitudinal fissure.

20. Sleeping

Correct Answer: A) Parasympathetic.