Nervous System Quiz 103 (20 MCQs)

Quiz Instructions

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1. What part of the brain stem controls heart, respiration, blood pressure.

Correct Answer: B) Medulla.

2. You touch a coffee cup and it is super hot! Which of the following signals the brain and lets it know?

Correct Answer: D) Sensory Neuron.

3. ..... neurons carry messages to the central nervous system

Correct Answer: C) Sensory.

4. The weight of Human Brain is ..... or .....

Correct Answer: B) 3 pounds, 1.5 Kg.

5. This part of the CNS is essentially for memory, motivation, and problem solving

Correct Answer: C) Frontal.

6. The tough outer layer of meninges is called the

Correct Answer: C) Dura mater.

7. Suffering from Obesity

Correct Answer: C) Suffering from obesity.

8. Which of the following is not one of the three protective layers of the brain?

Correct Answer: D) Blood Brain Barrier.

9. Which of these are functions of the nervous system?

Correct Answer: D) All of these.

10. Receptors for taste are called ..... receptors.

Correct Answer: B) Gustatory.

11. Controls the actions of the muscles over which we have no control

Correct Answer: A) Autonomic system.

12. What is the function of the cerebellum?

Correct Answer: B) Coordinates muscle actions.

13. The ..... is a long bundle of neurons that goes down your back.

Correct Answer: D) Spinal cord.

14. What is the function of the diaphragm?

Correct Answer: A) The muscle that contracts and relaxes when you breathe.

15. The ..... is the dark layer of the eye that absorbs light.

Correct Answer: A) Choroid.

16. This division is the part of the PNS that deals with motor movements and receives messages from the brain.

Correct Answer: A) They will bring it out.

17. The organs we use to sense things with are known as the?

Correct Answer: A) Sensory Organs.

18. Enable communication between sensory and motor neuron.

Correct Answer: B) Connector neuron.

19. Which of the following is NOT a basic function of the nervous system?

Correct Answer: A) Deliver oxygen.

20. When an action potential passes over the surface of a synaptic knob, the contents of the vesicles are released in response to the presence of

Correct Answer: D) Calcium ions.