This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 199 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 199 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If these cells were very active, it would likely indicate an infection in the CNS A) Oligodendrocytes. B) Satellite cells. C) Microglia. D) Ependymal. Show Answer Correct Answer: C) Microglia. 2. Which part(s) of the eye are responsible for refracting light? A) The lens. B) The cornea. C) The retina. D) The lens and the cornea. Show Answer Correct Answer: D) The lens and the cornea. 3. What does "multipolar" mean in the context of neuron classification? A) A neuron with a single process extending from the cell body. B) A neuron with two processes extending from the cell body. C) A neuron with more than three processes extending from the cell body. D) A neuron without any processes extending from the cell body. Show Answer Correct Answer: C) A neuron with more than three processes extending from the cell body. 4. What are neuroglia? A) Nerve cells. B) Specialized cells that support nerve cells and have many specialized functions. C) Muscle cells. D) Specialized cells that support muscle cells and have many specialized functions. Show Answer Correct Answer: B) Specialized cells that support nerve cells and have many specialized functions. 5. What are the two parts of the autonomic nervous system? A) Brain and brain stem. B) Voluntary and involuntary. C) Spinal cord and brain stem. D) Sympathetic and parasympathetic. Show Answer Correct Answer: D) Sympathetic and parasympathetic. 6. Which of the following nerves innervates the orbicularis oris muscle of the eye? A) Oculomotor. B) Trochlear. C) Facial nerve. D) Abducting. Show Answer Correct Answer: C) Facial nerve. 7. Where is the nucleus located? A) Axon. B) Dendrites. C) Soma. D) Myelin Sheath. Show Answer Correct Answer: C) Soma. 8. Found in muscles and tendons to detect changes in body position (muscle spindles and Golgi tendon organs) A) Chemoreceptors. B) Thermoreceptors. C) Baroreceptors. D) Proprioceptors. Show Answer Correct Answer: D) Proprioceptors. 9. White fibrous connective tissue A) Dura mater. B) Arachnoid. C) Pia mater. D) None of above. Show Answer Correct Answer: A) Dura mater. 10. All of the following are functions of the hypothalamus EXCEPT A) Regulation of hunger. B) Regulation of thirst. C) Regulation of body temperature. D) Regulation of respiration. Show Answer Correct Answer: D) Regulation of respiration. 11. What does the Prefrontal Cortex control? A) Sense Organs. B) Decision Making / Judgement. C) Learning & Memory. D) Muscles & Coordination. Show Answer Correct Answer: B) Decision Making / Judgement. 12. This branch of the PNS controls glandular secretions and functioning of smooth and cardiac muscles. it is involuntary. A) Parasympathetic. B) Sympathetic. C) Autonomic. D) Somatic. Show Answer Correct Answer: C) Autonomic. 13. Tracts of myelinated fibers in the CNS A) White matter. B) Gray matter. C) Motor neurons. D) Axon. Show Answer Correct Answer: A) White matter. 14. What structure helps control involuntary functions? A) Cerebellum. B) Cerebrum. C) Brain Stem. D) Spinal Cord. Show Answer Correct Answer: C) Brain Stem. 15. What is the most popular neuron structure? A) Unipolar. B) Bipolar. C) Multipolar. D) Pseudounipolar. Show Answer Correct Answer: C) Multipolar. 16. What type of gland is tear gland? A) ENDOCRINE. B) EXOCRINE. C) HETEROCRINE. D) None of above. Show Answer Correct Answer: B) EXOCRINE. 17. I will tap a hammer on your knee A) I want to check your reflexes. B) I want to light your eyes. C) I'll use the hammer to knock you out. D) None of above. Show Answer Correct Answer: C) I'll use the hammer to knock you out. 18. What is used to measure the membrane potential A) EEG. B) EKG. C) Voltmeter. D) Telegraph. Show Answer Correct Answer: C) Voltmeter. 19. Which body system carries messages to and from the brain? A) Skeletal. B) Circulatory. C) Nervous. D) Digestive. Show Answer Correct Answer: C) Nervous. 20. What is the dominant sense of humans? A) Taste. B) Hearing. C) Vision. D) Smell. Show Answer Correct Answer: C) Vision. ← PreviousNext →Related 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 9Nervous System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books