Nervous System Quiz 522 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. The ..... connects the brain to the spinal cord

Correct Answer: B) Brain stem.

2. DIGESTION IS A VOLUNTARY MOVEMENT.

Correct Answer: B) FALSE.

3. Which part of the PNS can we control?

Correct Answer: A) Somatic.

4. What does letter ABD represent?

Correct Answer: A) Medulla oblongata.

5. Myelin is located on the ..... and functions to ..... nerve transmission.

Correct Answer: C) Axon-speed up.

6. What do neurotransmitters determine?

Correct Answer: B) The rate at which neurons fire.

7. What is the main role of the Peripheral Nervous System (PNS)?

Correct Answer: B) Communication system between the CNS and the rest of the body.

8. PART OF THE BRAIN THAT CONTROLS PROBLEM SOLVING, EMOTIONS, AND SPEECH

Correct Answer: D) FRONTAL LOBE.

9. What are the chemicals that the neurons use to communicate

Correct Answer: A) Neurotransmitter.

10. Viruses multiply:

Correct Answer: A) By taking over a cell and turning it into a factory.

11. What is the function of the myelin sheeth

Correct Answer: A) Increase rate of signal transfer.

12. The eye uses photoreceptors to detect light.

Correct Answer: A) True.

13. Type of neuron that receives impulses from sensory neurons and distributes them to other neurons

Correct Answer: A) Interneuron.

14. The axon hillock is the are of the cell body that

Correct Answer: C) Controls the initiation chemical impulse down the axon after processing the strength of incoming signals.

15. This connects bone to bone in the skeletal system.

Correct Answer: D) Ligament.

16. What are the 3 layers of the brain from outer most to inner most?

Correct Answer: D) Dura mater, arachnoid, pia mater.

17. The part of the spinal cord that, in cross-section, is shaped like the letter H is the:

Correct Answer: B) Gray matter.

18. Which part of the brain is responsible for regulating body temperature and hunger?

Correct Answer: D) Hypothalamus.

19. Blinking in a bright light:Is it?

Correct Answer: B) Reflex.

20. Which part of the cerebrum is responsible for functions such as learning, speech, emotion, reasoning, vision, hearing, and fine movements?

Correct Answer: D) Cerebral Cortex.