Nervous System Quiz 438 (20 MCQs)

Quiz Instructions

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1. Which of the following contains the vital reflex centers?

Correct Answer: D) Medulla oblongata.

2. The system that is made up of the brain and spinal cord

Correct Answer: A) Central Nervous System.

3. It is known as the fifth lobe.

Correct Answer: D) Insula.

4. What is the third step in a reflex arc?

Correct Answer: E) Interneuron (integration center).

5. Number of spinal nerves

Correct Answer: C) 31 pairs31 pairs.

6. Label 14

Correct Answer: C) Sciatic Nerve.

7. Which type of glial cell provides immune defense in the CNS?

Correct Answer: A) Microglia cells.

8. Which neuroimaging method is similar to an X-ray, but provides a more sensitive picture of possible brain abnormalities?

Correct Answer: A) CT.

9. Motor neurons carry signals from CNS to ..... parts of the body.

Correct Answer: B) Outside.

10. Poliomyelitis is a highly contagious viral infection of the brainstem and spinal cord that sometimes leads to paralysis.

Correct Answer: A) True.

11. Which is a nerve CELL that transfers messages using electrical energy?

Correct Answer: B) Neuron.

12. Multipolar neurons called ..... neurons send signals from the central nervous system to effectors, such as muscles and glands

Correct Answer: B) Motor.

13. It is a neurological disorder that causes seizures due to faulty electricalimpulses in the brain.

Correct Answer: C) EPILEPSY.

14. This lobe of the cerebrum contains the primary motor cortex and is essential for problem solving, and speech

Correct Answer: A) Frontal.

15. The ..... subsystem of the PNS originate mainly from the base of the brain.

Correct Answer: A) Parasympathetic.

16. What is #8 in the diagram?

Correct Answer: A) Reuptake pump.

17. These cells act as the immune system of the brain

Correct Answer: B) Microglia.

18. Which lobe is responsible for vision?

Correct Answer: B) Occipital.

19. Which part of the brain regulate the functions such as heartbeat circulation of blood and breathing

Correct Answer: A) Medulla.

20. This part of the brain regulates the temperature of the body.

Correct Answer: C) Hypothalamus.