This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 569 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 569 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The neuron situated proximal to a synapse. A) Presynaptic neuron. B) Receptors. C) Reflex arc. D) Saltatory conduction. Show Answer Correct Answer: A) Presynaptic neuron. 2. How many spinal nerves are there in the peripheral nervous system? A) 12. B) 24. C) 31. D) 36. Show Answer Correct Answer: C) 31. 3. The ..... maintains involuntary body functions necessary for life like breathing, swallowing and heart rate. A) Cerebrum. B) Pons. C) Medulla oblongata. D) Cerebellum. Show Answer Correct Answer: C) Medulla oblongata. 4. Neuropathy A) Disease of nerves. B) Pertaining to the posterior portion of the brain that controls equilibrium. C) Inflammation of the spinal cord. D) None of above. Show Answer Correct Answer: A) Disease of nerves. 5. What color do myelinated axons appear? A) White. B) Gray. C) Black. D) Red. Show Answer Correct Answer: A) White. 6. Paresthesia A) Temporary loss of consciousness. B) The tough outer layer of the meninges. C) An abnormal sensation that feels like "pins and needles". D) Traumatic brain injury. Show Answer Correct Answer: C) An abnormal sensation that feels like "pins and needles". 7. What is the largest and most advanced brain structure? A) Cerebrum. B) Cerebellum. C) Brain stem. D) Thalamus tagsbrain. Show Answer Correct Answer: A) Cerebrum. 8. Acetylcholine A) Is a inhibitory neurotransmitter. B) Allows impulses to go in multiple directions. C) Changes the permeability of the cell membrane to cause action potential in a muscle fiber. D) Is an electrical impulse. Show Answer Correct Answer: C) Changes the permeability of the cell membrane to cause action potential in a muscle fiber. 9. Which organ is the main controller of the nervous system? A) Neurons. B) Nerves. C) Brain. D) Spinal cord. Show Answer Correct Answer: C) Brain. 10. The autonomic nervous system is a branch of your ..... nervous system. A) Central. B) Peripheral. Show Answer Correct Answer: B) Peripheral. 11. Basic unit of the nervous system; another name for nerve cell. A) Brain stem. B) Axon. C) Dendrite. D) Neuron. Show Answer Correct Answer: D) Neuron. 12. The part of the neuron in the picture above that receives the impulse from the senses or another neuron is ..... A) A. B) B. C) C. D) D. E) E. Show Answer Correct Answer: A) A. 13. The bundle of nerves running inside the spine A) Axon. B) Spinal cord. C) Conclusion. D) Cerebellum. Show Answer Correct Answer: B) Spinal cord. 14. Which part of the nervous system is bypassed by the reflex arc to speed up the response? A) The brain. B) Spinal cord. C) Nerves. D) Muscles. Show Answer Correct Answer: A) The brain. 15. Which protector of the NS involves layers of connective tissue that surround the organ? A) Meninges. B) CSF. C) Myelin. D) Epithelia. Show Answer Correct Answer: A) Meninges. 16. Which of the following are characteristic of Wernicke's Aphasia? A) Good comprehension. B) Lots of disfluency. C) Slow and labored speech. D) Word retrieval errors. Show Answer Correct Answer: D) Word retrieval errors. 17. The peripheral nervous system is the part of the nervous system that consists of all the nerves that branch out from the central nervous system to the muscles, skin, internal organs, and glands. A) True. B) False. Show Answer Correct Answer: A) True. 18. What is the command center of the nervous system? A) Brain. B) Spinal Cord. C) Vertebral Column. D) Nerves. Show Answer Correct Answer: A) Brain. 19. How can you improve your reaction time? A) There is nothing you can do. B) Lay down on the couch and watch tv all day. C) Play sports. D) Sleep less. Show Answer Correct Answer: C) Play sports. 20. The basic unit of the nervous system that transmit messages (in the form of electrical signals or impulses) to and from the Central Nervous System (CNS). A) Central Nervous System. B) Nerves. C) Neurons. D) Neurotransmitter. Show Answer Correct Answer: C) Neurons. ← 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