Nervous System Quiz 751 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Which part of the brain coordinates voluntary body movements and maintains balance?

Correct Answer: D) Cerebellum.

2. What is the outer layer of the cerebrum called? It's responsible for information processing.

Correct Answer: C) Cerebral cortex.

3. Regulates cardiac contraction and blood pressure; was the first neurotransmitter discovered

Correct Answer: C) Acetylcholine.

4. The minimum number of cell(s) an organism has is (a)

Correct Answer: A) A 1.

5. The division of the nervous system that you DO NOT have voluntary control over:

Correct Answer: B) Autonomic.

6. The hypothalamus is a part of the ..... nervous system.

Correct Answer: A) Central.

7. How many senses we have?

Correct Answer: D) 5.

8. The neurotransmitter that controls muscle contraction is called acetylacetate.

Correct Answer: B) False.

9. What is the job of the brain?

Correct Answer: B) To receive, process, and send messages.

10. The "cause" for something to happen is the

Correct Answer: C) Stimulus.

11. The base of the brain, brain stem, controls heartbeat and breathing

Correct Answer: C) Medulla.

12. Our spinal cord is protected by the vertebrate of our backbone. What two systems are interacting?

Correct Answer: D) Nervous and Skeletal.

13. Neurons can be classified by their functional differences. What type of neurons transmit information from sensory receptors to the CNS?

Correct Answer: C) Sensory neurons.

14. What is the source of energy used to power the sodium-potassium pump?

Correct Answer: A) Breakdown of ATP.

15. Unmyelinated and tightly-packed neuron cell bodies

Correct Answer: A) Gray matter.

16. Nicotinic ACh receptors always cause a(n) .....

Correct Answer: A) EPSP.

17. What is a response to a reflex?

Correct Answer: B) Coughing due to too much perfume.

18. Your ..... senses the chemical in the air, and sends this information to your brain.

Correct Answer: C) Olfactory bulb.

19. Controls movement, senses and speech.

Correct Answer: A) Cerebrum.

20. This cranial nerve controls the tongue and pharynx

Correct Answer: C) Glossopharyngeal.