This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 686 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 686 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Neuroglial cells that produce a myelin sheath around axons of the Central Nervous System are A) Microglia. B) Ependymal cells. C) Schwann cells. D) Oligodendrocytes. E) Both c and d. Show Answer Correct Answer: D) Oligodendrocytes. 2. Controls involuntary actions under normal conditions. A) Parasympathetic. B) Sympathetic. Show Answer Correct Answer: A) Parasympathetic. 3. Part of the nervous system made up of the brain and spinal cord A) Somatic division. B) Axon. C) Central nervous system. D) None of above. Show Answer Correct Answer: C) Central nervous system. 4. The function of the nervous system can best be described as A) Nutrient delivery. B) Movement and support. C) Protection and thermoregulation. D) Control and communication. Show Answer Correct Answer: D) Control and communication. 5. Which comes last in the nervous system ..... A) Sensing pathway. B) Processing pathway. C) Response pathway. D) None of above. Show Answer Correct Answer: C) Response pathway. 6. Carries a message from a neuron in the ear A) Motor. B) Sensory. C) Interneuron. D) None of above. Show Answer Correct Answer: B) Sensory. 7. If you do not study, you will get less marks. Getting less marks is a ..... A) Response. B) Stimulus. C) Receptor. D) Effector. Show Answer Correct Answer: A) Response. 8. Connective tissue sheath that surrounds muscle fibers. A) Endomysium. B) Epimysium. C) Fascicle. D) Perimysium. Show Answer Correct Answer: A) Endomysium. 9. What is the result of voltage-gated K+ channels opening and K+ leaving the cell? A) The cell returns to resting state. B) The cell reaches the threshold potential. C) The cell depolarizes. D) The cell hyperpolarizes. Show Answer Correct Answer: A) The cell returns to resting state. 10. Which of the following is the conducting region of the neuron? (a) A) A Axon. B) Soma. C) Dendrite. D) None of above. Show Answer Correct Answer: A) A Axon. 11. A fatty sheath insulates the neuron's axon and increases impulse speed. A) True. B) False. Show Answer Correct Answer: A) True. 12. ..... is the part of the brain that coordinates muscular activity. A) Cerebrum. B) Cerebellum. C) Medulla oblongata. D) Brain stem. Show Answer Correct Answer: B) Cerebellum. 13. What is the body system that sends and receives electrical signals from the brain? A) Skeletal System. B) Nervous System. C) Muscular System. D) Digestive System. Show Answer Correct Answer: B) Nervous System. 14. What is the name of a nerve cell? A) Brain stem. B) Spinal cord. C) Neuron. D) None of above. Show Answer Correct Answer: C) Neuron. 15. The three layers of the spinal cord are called what is the three layers covering the spinal cord A) Meninges. B) Pleura. Show Answer Correct Answer: A) Meninges. 16. What is the role of the myelin sheath? A) To receive signals from other neurons. B) To generate electrical signals. C) To speed up the transmission of electrical signals. D) To connect two neurons together. Show Answer Correct Answer: C) To speed up the transmission of electrical signals. 17. Involuntary control of body movements A) PNS. B) CNS. C) Autonomic NS. D) Somatic NS. Show Answer Correct Answer: C) Autonomic NS. 18. Which system controls involuntary responses? A) Somatic. B) Autonomic. C) Sympathetic. D) Parasympthetic. Show Answer Correct Answer: B) Autonomic. 19. What does the image show? A) Reflex action. B) Sensory neurone. C) Spine. D) Motor neurone. Show Answer Correct Answer: A) Reflex action. 20. Wake up to urine at nite A) Peeing at night. B) Pee every day. C) Waking up from sleep to urinate. D) None of above. Show Answer Correct Answer: C) Waking up from sleep to urinate. ← 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