Nervous System Quiz 755 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. True or False:the right ventricle and left ventricle are the 2 chambers on the top of the heart

Correct Answer: B) False.

2. Which of the following glands is not part of the endocrine system?

Correct Answer: C) Liver.

3. What does CT stand for?

Correct Answer: A) Computed tomography.

4. The long threadlike part of a nerve cell that carry the nerve impulse.

Correct Answer: A) Axon.

5. When you voluntarily control a muscle, which division of the nervous system is active?

Correct Answer: D) Motor; somatic.

6. What is the term used for the cell body of a neuron?

Correct Answer: C) Soma.

7. Which of the following are opposite branches of the nervous system?

Correct Answer: B) Motor Neurons & Sensory Neurons.

8. In which disease does progressive loss of muscle control result from the destruction of the myelin sheath in the central nervous system?

Correct Answer: A) Multiple sclerosis.

9. These are computer-aided x-rays of the brain that show a great deal of brain structure.

Correct Answer: A) CT scan.

10. Nissil's granules

Correct Answer: C) Cyton.

11. Which nervous system contracts bladder?

Correct Answer: B) Parasympathetic Nervous System.

12. This pump moves 3 Na+ ions out for every 2 K+ and maintains the resting potential

Correct Answer: B) Sodium-potassium pump.

13. The ....., or voluntary nervous system controlsvoluntary action and reflexes.

Correct Answer: B) Somatic nervous system.

14. Axon carries messages and what receives messages?

Correct Answer: A) Dendrites.

15. What type of nerve cell is in the picture?

Correct Answer: C) Motor neuron.

16. What type of neuroglia help move the Cerebral Spinal fluid?

Correct Answer: C) Ependymal cells.

17. Carry messages towards the CNS

Correct Answer: A) Sensory Neurons.

18. The ..... division transmits impulses from the central nervous system to the muscles or glands.

Correct Answer: B) Motor.

19. What is the second step in a reflex arc?

Correct Answer: D) Afferent neuron (sensory neuron).

20. An increase in the negativity of the membrane potential.

Correct Answer: A) Hyperpolarization.