Nervous System Quiz 630 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. This sections of the brain functions on the subconscious level

Correct Answer: B) Cerebellum.

2. The nose, eyes, skin, tongue, and ears are .....

Correct Answer: B) Sensory organs.

3. When you watch a scary movie and your heart starts beating really fast is an example of .....

Correct Answer: A) The Sympathetic Nervous System.

4. An action controlled by an individual with the help of the nervous system.

Correct Answer: A) Voluntary action.

5. A specialized cell that transmits information throughout the body is called a

Correct Answer: C) Neuron.

6. Sensitive to low-intensity light, but not color, and can rapidly discern movement.

Correct Answer: A) Rods.

7. ..... also known as, efferent nerves, carry impulses from the brain to the muscles or glands. These transmitted impulses produce movement.

Correct Answer: C) Motor nerves.

8. The neuron cell is made up of what?

Correct Answer: D) All of the above.

9. Neurons that connect sensory and motor neurons

Correct Answer: C) Interneurons.

10. Without calcium, what step would immediately not happen during an action potential?

Correct Answer: C) No neurotransmitters released from their vesicles.

11. Recurring or chronic seizure episodes are referred to as .....

Correct Answer: B) Epilepsy.

12. A relex action does NOT involve

Correct Answer: A) Conscious thought.

13. The Central Nervous SystemWhat is the largest organ of the central nervous system?

Correct Answer: C) Brain.

14. Which ions are involved in the action potential?

Correct Answer: B) Na+ and K+.

15. This disease is defined as inflammation of the meninges and can be caused by a viral, bacterial, or microorganism infection.

Correct Answer: B) Meningitis.

16. Area of the brain that includes the midbrain, pons, and medulla oblongata.

Correct Answer: D) Brain stem.

17. This is an irreversible progressive brain disease that slowly destroys the memory because of decreased neural tissue

Correct Answer: D) Alzheimer's disease.

18. AFFERENT Neurons that transmit impulses TO the CNS are called

Correct Answer: B) Sensory.

19. The cerebral cortex of the human brain is a much-folded layer covering the cerebrum. Identify the advantage of this folding.

Correct Answer: B) All answers are correct.

20. Which of the following would NOT be considered part of your general senses?

Correct Answer: D) Photoreceptors.