Nervous System Quiz 716 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. The basic functional unit of the nervous system is:

Correct Answer: B) Neuron.

2. Chemicals that carry messages between neurons are celled

Correct Answer: D) Neurotransmitter.

3. A region of the cerebral cortex that processes visual information

Correct Answer: B) Occipital lobe.

4. Part of the motor division responsible for automatic or involuntary responses

Correct Answer: A) Autonomic division.

5. Controlled by autonomic system

Correct Answer: B) Swallowing.

6. Which of the following is the final part of a reflex arc?

Correct Answer: B) Effector.

7. Is the heart muscle voluntary or involuntary?

Correct Answer: A) Involuntary.

8. Nerve

Correct Answer: A) Neuro.

9. The job of the somatic nervous system is to control breathing and the respiratory system.

Correct Answer: B) False.

10. This nervous system calms the body

Correct Answer: A) Parasympathetic.

11. ..... was the first physiologist to observe reflex action on dogs.

Correct Answer: C) Pavlov.

12. The surface of the membrane is

Correct Answer: B) Polarized.

13. Which statement best describes the role of neurons of the brain?

Correct Answer: B) Neurons process and interpret information from other neurons.

14. Allows you to see black, white and grays

Correct Answer: B) Rods.

15. Serotonin

Correct Answer: A) Mood, sleep.

16. This part of the brain is bound by tight junctions and allows almost nothing through.

Correct Answer: C) Blood-brain barrier.

17. Vertebrates nervous system

Correct Answer: B) Brain and spinal cord.

18. Ethosuximide, divalproex sodium, zonisamide all belong to what drug classification?

Correct Answer: B) Calcium Channel Blockers.

19. If you experience problems with problem solving, emotional outbursts, and impulse control ..... what area of the brain is affected?

Correct Answer: B) Frontal.

20. Which of the following shows the correct passageway of the air from the mouth to the lungs?

Correct Answer: C) Mouth-pharynx-larynx-trachea-lungs.