Nervous System Quiz 757 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. ..... is when light travels through a material and bends.

Correct Answer: D) Refraction.

2. When you smash your finger, it takes your brain a ..... time to process the pain signal and tell your hand to move.

Correct Answer: D) Very short.

3. Resting Membrane Potential =

Correct Answer: D) -70 mV.

4. He ..... are a class of receptors that is responsible for being able to detect light

Correct Answer: B) Photoreceptors.

5. A nerve impulse consists of a series of .....

Correct Answer: B) Action potentials.

6. Neurons that travel toward the central nervous system are called

Correct Answer: A) Afferent neurons.

7. Unconditioned reflexes are also known as inborn reflexes. Which of the following is not unconditioned reflex?

Correct Answer: D) Salvation in dog when ring bells.

8. What type of cells are actual conducting cells in the Nervous System?

Correct Answer: D) Neurons.

9. The ear drum is connected to .....

Correct Answer: B) 3 small bones.

10. Which would NOT cause injury to your Nervous System

Correct Answer: B) Running.

11. A junction between two neurons is called a .....

Correct Answer: A) Conclusion.

12. It is a general term for age-related wear and tear affecting the spinal disks in your neck.

Correct Answer: C) Cervical spondylosis.

13. What part of the neuron is part 4?

Correct Answer: B) Nucleus.

14. Create, secrete, and circulate cerebrospinal fluid:

Correct Answer: B) Ependymal cells.

15. The part of the neuron where action potentials take place.

Correct Answer: D) Axon.

16. In which type of nervous system response does the nerve impulse only travel to the spinal cord then back to the motor neurons?

Correct Answer: B) Reflex.

17. What is not a response of the sympathetic nervous system?

Correct Answer: D) Increased activity of the digestive system.

18. The ability of brain tissue to take on new functions, usually occurs after parts of the brain have been damaged

Correct Answer: B) Brain Plasticity.

19. Do concussions always present the same way?

Correct Answer: B) No.

20. What are reflex actions (they are involuntary movements)

Correct Answer: B) The brain does not need to think about it.