Nervous System Quiz 941 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Which neurotransmitter is associated with muscle contractions?

Correct Answer: C) Acetylcholine.

2. Why is GABA an inhibitory neurotransmitter?

Correct Answer: A) When it binds to its receptor, the receptor allows Cl-into the neuron.

3. Any change in the environment that makes an organism react

Correct Answer: B) Stimulus.

4. What is the prize for the winner of the AZ Regional Brain Bee?

Correct Answer: B) A $ 2, 000 scholarship.

5. What is aphasia?

Correct Answer: C) Difficulties with speech due to damage or disease.

6. What are the COMMON/INFORMAL names of the three small bones which are found in the inner ear?

Correct Answer: B) Hammer, Anvil, Stirrup.

7. The part of the brain responsible for movement and posture?

Correct Answer: B) Cerebellum.

8. Nerve cells that receive stimuli from outside or from within the body are called?

Correct Answer: B) Receptors.

9. Which of the following regions of the brain interpret the perception into an action

Correct Answer: A) Cerebrum.

10. Transparent film of the eye through which lights enters

Correct Answer: A) Cornea.

11. What are cells that make up the nervous system?

Correct Answer: A) Neurons.

12. What connects the two halves of the cerebrum

Correct Answer: A) Callous body.

13. Using immunochemistry method, which antibody below will be used to determine activated microglia?

Correct Answer: C) Anti-Iba1.

14. What is the specialized cell of the nervous system called?

Correct Answer: C) A neuron.

15. The function of motoric neurons (efferent) is conducts impulses from the sensory organ to the nerve center

Correct Answer: B) Wrong.

16. Also known as hydrophobia

Correct Answer: D) Rabies.

17. The type of cell that conducts an electrical impulse.

Correct Answer: A) Neuron.

18. This involuntary response occurs during high stress and usually begins with a surge of adrenaline

Correct Answer: A) Sympathetic.

19. Name the following:Which carry impulses from brain or spinal cord to muscles and glands. Name the type of nerves.

Correct Answer: C) Motor Nerves.

20. What happens during repolarization?

Correct Answer: B) Potassium leaves the neuron.