Nervous System Quiz 25 (20 MCQs)

Quiz Instructions

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1. Which organ system controls major body functions, muscular movements, and responses?

Correct Answer: A) Nervous system.

2. When a neuron fires, it fires in an ..... fashion as there is no such thing as "partial" firing.

Correct Answer: B) All-or-none.

3. What is the primary function of the brain stem in the human brain?

Correct Answer: C) Relay of information between the brain and spinal cord; control of vital functions like breathing and heart rate.

4. Which term is related to photoreceptors in the retina?

Correct Answer: A) Separate cell.

5. ..... in the nervous system travel as electrical signals in a network of nerves.

Correct Answer: C) Messages.

6. Nerve impulse in the axon

Correct Answer: A) Action potential.

7. Any change in the environment that makes an organism react is a

Correct Answer: A) Stimulus.

8. Which part of the body initiates a reflex?

Correct Answer: B) Spinal cord.

9. Which symptom is NOT consistent with a stroke?

Correct Answer: C) Clear speech.

10. Which part of the peripheral nervous system deals with activities that we can control?

Correct Answer: A) Somatic.

11. This lobe of the brain receives sensory input for taste and hearing.

Correct Answer: D) Temporal.

12. Which is NOT a function of the nervous system?

Correct Answer: D) Nutrient Balance.

13. You may not be able to taste food if you cannot ..... it

Correct Answer: A) Smell.

14. What is the important output of coordinated body systems?

Correct Answer: B) Homeostasis.

15. Which lobe of the brain is used in vision?

Correct Answer: A) Occipital Lobe.

16. This part of a neuron receives information from a previous neuron

Correct Answer: A) Dendrite.

17. What are common treatments for shingles?

Correct Answer: A) Antivirals and pain meds.

18. What is the function acetylcholinesterase

Correct Answer: C) All the above.

19. The central is one of the regions of the spinal cord?

Correct Answer: B) False.

20. You mother is going to the doctor's office to get a electrocardiogram. You know the abbreviation in the chart will be:

Correct Answer: A) EKG.