Nervous System Quiz 612 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Vibrations of the eardrum pass through the tiny bones in the .....

Correct Answer: C) Middle ear.

2. Which type of glial cells form a protective barrier around the brain and spinal cord tissues?

Correct Answer: D) Ependymal cells.

3. Astrocytes are responsible for:

Correct Answer: B) Creating the blood brain barrier.

4. Which organ is a sensory of taste

Correct Answer: A) Tongue.

5. Which of the following is not classified in the peripheral nervous system (PNS)?

Correct Answer: A) Brain.

6. Which of the following IS NOT one of the 4 regions of the brain?

Correct Answer: C) Parietal.

7. The coordination of muscle movement and the maintenance of equilibrium occurs in the

Correct Answer: D) Cerebellum.

8. Thread-like part of a neuron that receives impulses and sends them towards the cell body.

Correct Answer: C) Dendrites.

9. Depolarizations that bring the membrane potential toward the threshold

Correct Answer: B) Exicitatory postsynaptic potentials (EPSPs).

10. Nerves are made up from nerve cells called .....

Correct Answer: D) Neurons.

11. An average adult male brain weighs about

Correct Answer: A) 1350 g.

12. There are 8 pairs of ..... nerves.

Correct Answer: C) Cervical.

13. Most abundant excitatory neurotransmitter in teh CNS

Correct Answer: A) Glutamate.

14. Reflex arc allows the rapid response of thebody to a stimulus.

Correct Answer: B) False.

15. Outer brain covering; contains many blood vessels; thickest layer

Correct Answer: A) Dura Mater.

16. The ..... is the innermost meningeal layer, clings tightly to the surface of the brain and spinal cord, following every fold.

Correct Answer: B) Pia Mater.

17. CAMP binds to ..... and phosphorylates the catalytic portion.

Correct Answer: C) Protein kinase.

18. The motor division carries messages from the sense organs and internal organs to the central nervous system.

Correct Answer: B) False.

19. What is F?

Correct Answer: C) Axon Terminals.

20. The ..... lobe, located behind the frontal lobe, processes messages related to touch, taste, and temperature.

Correct Answer: B) Parietal lobe.