This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 654 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 654 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The gaps in the myelin sheath along an axon A) Nodes of Ranvier. B) Terminals. C) Dendrites. D) Protein pumps. Show Answer Correct Answer: A) Nodes of Ranvier. 2. Three layers of membranes known as ..... protect the brain and spinal cord:Dura Mater, Arachnoid Mater, and the Pia Mater A) Hypothalamus. B) Corpus Callosum. C) Meninges. D) Brain Stem. Show Answer Correct Answer: C) Meninges. 3. Processes irritation into nerve impulses: A) Lymphocyte. B) Thrombocytes. C) Erythrocytes. D) Myocyte. E) Neuron. Show Answer Correct Answer: E) Neuron. 4. When we touch hot objects, we immediately move our hand away. A) Spinal reflex. B) Brain reflex. Show Answer Correct Answer: A) Spinal reflex. 5. During repolorization Potassium (k+) moves ..... A) Into the cell. B) Out of the cell. Show Answer Correct Answer: B) Out of the cell. 6. Central Nervous System is consist of brain and spinal cord A) True. B) False. Show Answer Correct Answer: A) True. 7. Homeostasis refers to A) The maintenance of a constant heart beat. B) The dynamic processes occurring in the kidney. C) The static unchanging environment factors. D) The constancy of the internal environment of an organism. Show Answer Correct Answer: D) The constancy of the internal environment of an organism. 8. A ..... is a collection of axons bundled together with blood vessels and connective tissue. They are everywhere in your body. A) Spinal cord. B) Brain. C) Nerve. D) None of above. Show Answer Correct Answer: C) Nerve. 9. Largest part of brain, the center of intelligence ( hearing, seeing, thinking ..... etc A) Cerebrum. B) Spinal cord. C) Nerves carry. D) Response. Show Answer Correct Answer: A) Cerebrum. 10. When not enough dopamine is produced in the brain a resulting condition is called A) Alzheimer' disease. B) Parkinson's disease. C) Stroke. D) Multiple sclerosis. Show Answer Correct Answer: B) Parkinson's disease. 11. What ion causes an action potential? A) Sodium. B) Potassium. C) Calcium. D) Hydrogen. Show Answer Correct Answer: A) Sodium. 12. What is the function of the eye A) See. B) Capture light. C) Interpret light. D) To focus light. Show Answer Correct Answer: B) Capture light. 13. Are neurons very big or very small? A) Very Big. B) Very Small. Show Answer Correct Answer: B) Very Small. 14. What are three organs that are controlled by our involuntary movements? A) The heart, lungs and stomach. B) Feet, hands, and legs. Show Answer Correct Answer: A) The heart, lungs and stomach. 15. The endocrine system helps regulate our blood sugar after we eat a meal using the insulin produced by the pancreas A) True. B) False. Show Answer Correct Answer: A) True. 16. Which neuroglial cells protect and cushion neuron cell bodies in the peripheral nervous system? A) Oligodendrocytes. B) Satellite cells. C) Schwann cells. D) Ependymal cells. Show Answer Correct Answer: B) Satellite cells. 17. The region of the brain called the hind brain consists of all of the following except? A) Medulla oblongata. B) Cerebrum. C) Cerebellum. D) Pons. Show Answer Correct Answer: B) Cerebrum. 18. In a situation where a person accidentally touches a hot surface and withdraws their hand immediately, which component of the nervous system is primarily responsible for coordinating this rapid response? A) Cerebellum. B) Thalamus. C) Medulla. D) Spinal cord. Show Answer Correct Answer: D) Spinal cord. 19. What are the cells that make up the Nervous System called? A) Neurons. B) Synapses. C) Dendrites. D) Axons. Show Answer Correct Answer: A) Neurons. 20. In order from most superficial to deepest, what are the layers of the epidermis? A) Stratum corneum, Stratum granulosum, Stratum spinosum, Stratum lucidum, Stratum basale. B) Stratum basale, Stratum spinosum, Stratum granulosum, Stratum lucidum, Stratum corneum. C) Stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, stratum basale. D) Stratum corneum, Stratum lucidum, Stratum spinosum, Stratum granulosum, Stratum basale. Show Answer Correct Answer: C) Stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, stratum basale. ← 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