Nervous System Quiz 492 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Interneurons are found in the

Correct Answer: B) Grey matter.

2. Billy was hit in the back of the head playing ball. He "saw stars" for a while after the hit. What part of his brain was affected?

Correct Answer: C) Occipital lobe.

3. Poor articulation is called .....

Correct Answer: B) Slurred speech.

4. Read the following decide if it is a neuron or neuroglia. "highly specialized"

Correct Answer: A) Neuron.

5. Myelin is a fatty substance that covers the ..... of a neuron to help the impulse move faster

Correct Answer: C) Axon.

6. Carry messages away from the brain and spinal cord

Correct Answer: B) Efferent nerves.

7. If you have a second severe concussion before recovering from the first one, there's a 50% chance you could die.

Correct Answer: A) True.

8. Acts as an insulator for neurons and allows for faster conduction of nerve impulses.

Correct Answer: A) Myelin.

9. The peripheral nervous system has two types of neurons:

Correct Answer: B) Sensory and motor neurons.

10. The human skull contains ..... bones.

Correct Answer: A) 22.

11. Pigment found in rods cells

Correct Answer: C) Rhodopsin.

12. Two types of nerve impulses:

Correct Answer: A) Sensory and motor.

13. All of the following are functions of the nervous system EXCEPT:

Correct Answer: C) Circulating nutrients throughout the body.

14. The time required for the neurotransmitter to diffuse across a post synaptic neuron's membrane is called

Correct Answer: D) Synaptic Delay.

15. The substance which provides the eyeball with most of the material to maintain its shape is the:

Correct Answer: D) Vitreous humor.

16. The basic cells of the nervous system, carrying nerve impulses from one part of the body to another, are called:

Correct Answer: D) Neurons.

17. Controls eyeball movement and pupil size

Correct Answer: D) Midbrain.

18. What is the diencephalon?

Correct Answer: C) A region comprising structures like the thalamus and hypothalamus, involved in sensory relay and homeostasis.

19. The ..... lobe of the brain is responsible for visual processing.

Correct Answer: B) Occipital.

20. "Receives message from interneurons and trigger output, such as in muscles" refer to

Correct Answer: D) Motor neurons.