Nervous System Quiz 161 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. A ..... is an automatic response that occurs rapidly without conscious control.

Correct Answer: A) Reflex.

2. Which of the following helps you see in low light?

Correct Answer: D) Rods, pupil wide open.

3. The part of the eye that focuses light rays coming into the eye.

Correct Answer: A) Lens.

4. The and the are two senses that are closely related

Correct Answer: A) Smell, Taste.

5. Barry touched a hot stove. What kind of neuron carried the message to the brain that the stove was hot?

Correct Answer: A) Sensory.

6. It connects the central nervous system to the organs and limbs.

Correct Answer: C) Peripheral Nervous system.

7. Branches of a neuron that release vesicles (sacs) containing neurotransmitters:

Correct Answer: D) Axon terminals.

8. Detect amount of stretch or tension in skeletal muscles, tendons, joints

Correct Answer: D) Proprioceptors.

9. Are chemicals that travel in the blood and cause changes in different parts of the body

Correct Answer: A) Hormones.

10. The impulses that pass through the neurons arrive to the

Correct Answer: B) Brain.

11. What does the iris do?

Correct Answer: D) Regulates how much light enters the eye.

12. When your brain processes and interprets sensory information in order to make/determine an appropriate decision, this is known as?

Correct Answer: A) Integration.

13. Which of the following is not a type of cardiovascular exercise?

Correct Answer: B) Yoga.

14. Symptoms include severe headache, nausea, and sensitivity to light:

Correct Answer: C) Migraine.

15. The process in which impulses jump from node to node is called

Correct Answer: E) Saltatory conduction.

16. Which of the following correctly pairs subdivisions within the major divisions of the human nervous system?

Correct Answer: C) Autonomic Sympathetic and parasympathetic.

17. Which of the following describes homeostasis?

Correct Answer: B) Organism's ability to maintain steady(stable) internal conditions.

18. What does the organ of Corti do?

Correct Answer: B) Sends AP though the cochlear nerve to the auditory cortex of the brain.

19. This part of a neuron is responsible for sending transmissions to other neurons.

Correct Answer: D) Axon.

20. A sense ..... are neurons all over the body that help us sense/detect things in our environment.

Correct Answer: B) Receptor.