This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 546 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 546 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the object that holds the fluid of the ear and helps us maintain our balance A) Semicircular Canals. B) Eardrum. C) Pinna. D) None of above. Show Answer Correct Answer: A) Semicircular Canals. 2. What is the function of a microglial cell? A) Digest debris or bacteria. B) Make the myelin sheath that insulates axons in the CNS. C) Connect blood vessels to neurons. D) Form membranes in the CNS. Show Answer Correct Answer: A) Digest debris or bacteria. 3. What is the nervous systems function? A) Gives the body its shape, allows movement, makes blood cells, provides protection for organs and stores minerals. B) Nerves and cells that carry messages to and from the brain and spinal cord to many parts of the body. C) Breaks down food into nutrients such as carbohydrates, fats and proteins. D) Defends the body against infection, whilst protecting the body's own cells. Show Answer Correct Answer: B) Nerves and cells that carry messages to and from the brain and spinal cord to many parts of the body. 4. Fight or flight neurotransmitter A) Epinephrine. B) Norepinephrine. C) Dopamine. D) GABA. Show Answer Correct Answer: A) Epinephrine. 5. The role of the digestive system is ..... A) To break down starch into glucose and protein into amino acids. B) To take in oxygen from the air. C) To transport molecules to the cells. D) To perform cellular respiration. Show Answer Correct Answer: A) To break down starch into glucose and protein into amino acids. 6. A larger axon transmits an impulse ..... than a smaller axon. A) Faster. B) Slower. Show Answer Correct Answer: A) Faster. 7. What does the Myelin Sheath protect? A) Axon. B) Dendrite. C) Cell body. D) Axon terminal. Show Answer Correct Answer: A) Axon. 8. These nervous cells help to support our system via protection and cushioning of neuron cell bodies. A) Schwann. B) Satellite. C) Oligodendrocyte. D) Ependymal. Show Answer Correct Answer: B) Satellite. 9. Sleeping and waking A) Cerebellum. B) Brain stem. C) Hypothalamus. D) Hippocampus. Show Answer Correct Answer: B) Brain stem. 10. Diseases and disorders of the nervous system can be causedby infection, injury or degeneration of the body parts due to aging. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 11. A weakened or dead virus can act as a: A) Allergen. B) Virus. C) Vaccine. D) Pathogen. Show Answer Correct Answer: C) Vaccine. 12. The structures that protect the brain and spinal cord are ..... A) Bones. B) Meninges. C) Cerebrospinal fluid. D) All of the choices. Show Answer Correct Answer: D) All of the choices. 13. Functional unit of the nervous system A) Neuron. B) Myelin sheath. C) Axon. D) Dendrite. Show Answer Correct Answer: A) Neuron. 14. This many nerves makes up the Peripheral nervous system A) 25. B) 47. C) 43. D) 22. Show Answer Correct Answer: C) 43. 15. Where the electric charge will drop due to the inactivity of the voltage-gated channels. A) Dielectric Polarization. B) Depolarization. C) Repolarization. D) Electrical Synapse. Show Answer Correct Answer: C) Repolarization. 16. Kerat/o A) Cornea. B) Iris. C) Pupil. D) Retina. Show Answer Correct Answer: A) Cornea. 17. Also called a nerve cell-cells that carry information through our body A) Motor. B) Neuron. C) Axon. D) Nerves. Show Answer Correct Answer: B) Neuron. 18. Which of the following disorders can result in large disfiguring fibrous tumors? A) Multiple sclerosis. B) Multiple neurofibromatosis. C) Muscular dystrophy. D) Parkinson disease. Show Answer Correct Answer: B) Multiple neurofibromatosis. 19. Our ability of taking notes and responding to our surrounding world ..... the nervous system. A) Depends on. B) Controls. C) Affects. D) Decides. Show Answer Correct Answer: A) Depends on. 20. Which of following is the component of peripheral nervous system A) BRAIN. B) NEURON. C) SPINAL CORD. D) SPINAL NERVE. Show Answer Correct Answer: D) SPINAL NERVE. ← 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