This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 817 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 817 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. White matter consists of ..... A) Neuron cell bodies. B) Unmyelinated axons and neuron cell bodies. C) Myelinated axons. D) Unmyelinated dendrites. Show Answer Correct Answer: C) Myelinated axons. 2. Most common brain disorder, Ischemic (lack of blood) and hemorrhagic (rupture of blood vessel) A) Cerebral palsy. B) Epilepsy. C) Cerebrovascular accident. D) Alzheimer's. Show Answer Correct Answer: C) Cerebrovascular accident. 3. Glial cells that form myelin sheath in the CNS A) Microglial cells. B) Satellite cells. C) Astrocytes. D) Schwann cells. E) Oligodendrocytes. Show Answer Correct Answer: E) Oligodendrocytes. 4. People who have problems with salivation and facial movement show which part of the brain has a problem? A) Cerebellum. B) Cerebrum. C) Medulla Oblongata. D) Pons. Show Answer Correct Answer: D) Pons. 5. If a stimulus occurs during the refractory period, ..... A) No action potential is produced. B) A weaker action potential than normal is produced. C) A stronger action potential than normal is produced. D) None of above. Show Answer Correct Answer: A) No action potential is produced. 6. Hands are..... and legs are..... A) Leggy, handy. B) Ear, eye. C) Forelimbs, hindlimbs. D) None. Show Answer Correct Answer: C) Forelimbs, hindlimbs. 7. Which of the following is not part of the hemispheres in the brain? A) Temporal lobe. B) Parietal lobe. C) Frontal. D) Peripheral. E) Occipital lobe. Show Answer Correct Answer: D) Peripheral. 8. Merkel Disks are what type of receptor A) Mechanoreceptor. B) Thermoreceptro. C) Pain Receptor. D) None of above. Show Answer Correct Answer: A) Mechanoreceptor. 9. Which of the following is TRUE about the cerebrospinal fluid? A) Colour:clear to amber colour. B) Contains glucose and erythrocytes. C) Contains glucose and electrolytes. D) PH of CSF is acidic. Show Answer Correct Answer: C) Contains glucose and electrolytes. 10. What is any part of the body that produces a response to stimuli? A) Neurons. B) Effectors. C) Receptors. D) Impulses. Show Answer Correct Answer: B) Effectors. 11. How does nicotine lead to an increase in the release of dopamine in the brain? A) Blocking reuptake channels and permitting dopamine to remain concentrated in the synapse. B) Opening reuptake channels and permitting dopamine to remain concentrated in the synapse. C) Directly cause the release of dopamine without needing an action potential. D) Binds to receptors creating an action potential that leads to the release of dopamine. Show Answer Correct Answer: D) Binds to receptors creating an action potential that leads to the release of dopamine. 12. A resting potential is maintained by A) Sodium ion channels. B) Sodium/chloride pumps. C) Potassium ion channels. D) Sodium/potassium channels. Show Answer Correct Answer: D) Sodium/potassium channels. 13. The peripheral nervous system transmits information between the ..... and the ..... A) Central nervous system; spinal cord. B) Spinal cord; muscles, organs and glands. C) Sensory receptors, muscles, organs and glands; central nervous system. D) Somatic nervous system; muscles, organs and glands. Show Answer Correct Answer: B) Spinal cord; muscles, organs and glands. 14. It is active during restful periods. A) Central Nervous System. B) Somatic Nervous System. C) Autonomic Nervous System. D) Parasympathetic Nervous System. E) Sympathetic Nervous System. Show Answer Correct Answer: D) Parasympathetic Nervous System. 15. The somatic nervous system is a division of the peripheral nervous system that manages conscious control of skeletal muscles. A) True. B) False. Show Answer Correct Answer: A) True. 16. The reestablishment of a neuron to a polarized state A) Refractory Period. B) Polarization. C) Repolarization. D) Depolarization. Show Answer Correct Answer: C) Repolarization. 17. You are touching a hot stove. Your reflexes cause your hand to move because of this type of nerve cell. A) Sensory. B) Interneuron. C) Motor. D) None of above. Show Answer Correct Answer: C) Motor. 18. An epidemic is when: A) A disease is constantly present in a particular location and circulating through a population at low levels. B) There is a rapid increase of occurrence of a disease than what would be expected in a region during a given period in a given country. C) There is a an infectious disease that can pass directly between two individuals of the same species. D) An infectious disease spreads across a large region or even worldwide. Show Answer Correct Answer: B) There is a rapid increase of occurrence of a disease than what would be expected in a region during a given period in a given country. 19. The lipid material that forms a sheath-like covering around certain nerve axons A) Schwann cells. B) Myelin. C) Neurilemma. D) Nodes of Ranvier. E) Oligodendrocytes. Show Answer Correct Answer: B) Myelin. 20. Long-term potentiation is A) The potential to learn and form memories. B) The long-lasting decrease in the strength ofsynaptic transmission. C) The long-lasting release of glutamate at thesynapse. D) The enduring strengthening and efficientfunctioning of synaptic connections. Show Answer Correct Answer: D) The enduring strengthening and efficientfunctioning of synaptic connections. ← 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