Nervous System Quiz 323 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. ..... neurons control outgoing directions from the brain.

Correct Answer: B) Motor.

2. Which type of photoreceptor cell detects light?

Correct Answer: A) Rods.

3. What is the role of Astrocyte glial cells in the nervous system?

Correct Answer: B) Anchoring neurons to capillaries.

4. What happens at the neuromuscular junction?

Correct Answer: C) A nerve signal traveling down a motor neuron can jump over to the muscle cell.

5. What allows the sides of the brain to communicate?

Correct Answer: B) Corpus Callosum.

6. WHAT ARE THE 3 MAIN PARTS OF THE NERVOUS SYSTEM?

Correct Answer: B) Brain, spinal cord and nerves.

7. The sense of sight detects ..... stimuli.

Correct Answer: A) Electromagnetic.

8. This type of voluntary muscle is responsible for the movement of the skeleton.

Correct Answer: A) Skeletal.

9. What is the tympanic membrane commonly referred to as?

Correct Answer: B) Eardrum.

10. A shallow groove on the surface of the cortex is called a

Correct Answer: D) Sulcus.

11. Which lobe of the brain is responsible for spatial knowledge and math?

Correct Answer: B) Parietal Lobe.

12. A nerve that carries messages (impulses) from the brain to muscles and other parts of the body

Correct Answer: A) Motor nerve.

13. Carries the signal to the neuron

Correct Answer: C) Dendrite.

14. True of False:BOTH the brain and spinal cord are covered and protected by the meninges.

Correct Answer: A) True.

15. What protects the brain from injury?

Correct Answer: D) All of the above.

16. There are ..... pairs of cranial nerves and ..... pairs of spinal nerves in the peripheral nervous system.

Correct Answer: C) 12, 31.

17. What is the best definition of epilepsy?

Correct Answer: D) Nervous system disorder causing a disruption of the electrical impulses resulting in seizures or abnormal disorder.

18. The tubular structure in the inner ear that helps to maintain balance.

Correct Answer: B) Semicircular canal.

19. Your tongue does not have any sensory nerves.

Correct Answer: B) False.

20. Loss of the ability to speak is always related to .....

Correct Answer: D) Aphasia.