This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 801 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 801 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. BONUS ..... Medulla Oblongata merges into the spinal cord. A) True. B) False. Show Answer Correct Answer: A) True. 2. When sodium floods into the axon and the charge rapidly increases, we call this process ..... A) Depolarization. B) Activation. C) Precipitation. D) Cascade. Show Answer Correct Answer: A) Depolarization. 3. Dysesthesia A) Painful sensation in response to normal stimulation. B) Inflammation of the gray matter of the spinal cord. C) Sleep disorder involving sudden and uncontrollable episodes of falling asleep during the day. D) None of above. Show Answer Correct Answer: A) Painful sensation in response to normal stimulation. 4. What is another word for Nerve Cell A) Neuron. B) Nerves. C) Cellular Nerves. D) Nervous Cells. Show Answer Correct Answer: A) Neuron. 5. The sequence of electrical changes that occurs in a portion of a nerve cell membrane that is exposed to a stimulus that exceeds the membrane's threshold A) Action potential. B) Choroid plexus. C) Resting potential. D) Conclusion. Show Answer Correct Answer: A) Action potential. 6. During parasympathetic, when light enter the eyes, the pupils will ..... to ..... the amount of light that enter the retina. A) Dilate, increase. B) Constrict, decrease. Show Answer Correct Answer: B) Constrict, decrease. 7. The ventral root of the spinal cord controls: A) Sensory function. B) Motor function. C) Both sensory and motor. D) No functions. Show Answer Correct Answer: B) Motor function. 8. Schwann cells have almost the same job as A) Micoglia. B) Ependymal cells. C) Satellite cells. D) Oligodendrocytes. Show Answer Correct Answer: D) Oligodendrocytes. 9. The ..... is found at the base of the skull and connects the brain and spinal cord. A) Medulla. B) Cerebellum. C) Cerebrum. D) Meninges. Show Answer Correct Answer: A) Medulla. 10. Reflex actions can be controlled by the brain. A) True. B) False. Show Answer Correct Answer: B) False. 11. Which neurotransmitter increases heart rate and contracts blood vessels for the fight or flight response? A) Acetylcholine. B) Endorphins. C) Norepinephrine. D) Serotonin. Show Answer Correct Answer: C) Norepinephrine. 12. The body system that brings oxygen into the body and removes carbon dioxide from the body A) Digestive. B) Circulatory. C) Respiratory. D) Muscular. Show Answer Correct Answer: C) Respiratory. 13. One bird of paradise needs to clean an area, before it can dance to impress a mate. When it sees a leaf, it picks it up and moves it out of the area. What in this example is the stimulus? A) Picking up the leaf and moving it. B) Dancing with a friend. C) Leaves cluttering the area. D) None of above. Show Answer Correct Answer: C) Leaves cluttering the area. 14. What are the parts of the integumentary system? A) Blood, blood vessels, heart. B) Brain and spinal cord. C) Hair, skin, and nails. D) Bones and muscles. Show Answer Correct Answer: C) Hair, skin, and nails. 15. Which 2 parts make up the autonomic NS? A) Central NS & Peripheral NS. B) Spinal cord & brain. C) Somatic NS & Autonomic NS. D) Parasympathetic NS & Sympatheic NS. Show Answer Correct Answer: D) Parasympathetic NS & Sympatheic NS. 16. What is an example of something a sensory Neuron attaches to A) Muscles. B) Bones. C) Taste buds. D) Blood vessels. Show Answer Correct Answer: C) Taste buds. 17. Which of the following describes a neuron with 2 extensions coming off of the cell body? A) Unipolar. B) Polar. C) Multipolar. D) Bipolar. Show Answer Correct Answer: D) Bipolar. 18. What is the stimulus in this situation? "A loud noise causes you to cover your ears" A) A loud noise. B) You cover your ears. Show Answer Correct Answer: A) A loud noise. 19. Largest portion of brain; responsible for receiving and storing information and signaling for voluntary movement A) Connecting neuron. B) Brainstem. C) Cerebrum. D) Cerebellum. Show Answer Correct Answer: C) Cerebrum. 20. Which of these locations is where the greatest level of integration is taking place in the example of testing the temperature of the shower? A) Skeletal muscle. B) Spinal cord. C) Thalamus. D) Cerebral cortex. Show Answer Correct Answer: D) Cerebral cortex. ← PreviousNext →Related QuizzesScience QuizzesNervous System Quiz 1Nervous System Quiz 2Nervous System Quiz 3Nervous System Quiz 4Nervous System Quiz 5Nervous System Quiz 6Nervous System Quiz 7Nervous System Quiz 8Nervous System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books