This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 49 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 49 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Short process of a neuron A) Axon. B) Nerve. C) Dendrite. D) Synapse. Show Answer Correct Answer: C) Dendrite. 2. What is the charge of a resting neuron? A) Positive. B) Negative. C) Neutral. D) None of the above. Show Answer Correct Answer: B) Negative. 3. How many parts can the nervous system be divided into? A) ONE. B) TWO. C) THREE. D) FOUR. Show Answer Correct Answer: B) TWO. 4. What is the fatty covering that insulates the axon called? A) Dendrite. B) Conclusion. C) Myelin. D) Cell body. Show Answer Correct Answer: C) Myelin. 5. Mark decides to take a walk barefooted on the beach at noon. He jumps when his feet comes into contact with the hot sand. In what sequence are the neurones activated to cause this reaction? A) Sensory neurone > motor neurone > relay neurone. B) Sensory neurone > relay neurone > motor neurone. C) Motor neurone > relay neurone > sensory neurone. D) Motor neurone > sensory neurone > relay neurone. Show Answer Correct Answer: B) Sensory neurone > relay neurone > motor neurone. 6. Sudden surge of electrical activity in the brain that affects how a person feels or acts for a short time A) Coma. B) Dementia. C) Positive deviation. D) Epilepsy. Show Answer Correct Answer: C) Positive deviation. 7. Impulse conduction is fastest in neurons that are A) Unmyelinated. B) Myelinated. C) Sensory. D) Motor. Show Answer Correct Answer: B) Myelinated. 8. Part of the bone that manufactures red blood cell. A) Spongy Bone. B) Red bone marrow. C) Compact bone. D) Joint. Show Answer Correct Answer: B) Red bone marrow. 9. Brain controls all our reflex actions A) True. B) False. Show Answer Correct Answer: A) True. 10. ..... is a progressive degenerative disease of the basal nuclei that affects the dopamine-secreting pathways. A) Alzheimer's disease. B) Parkinson's disease. C) Huntington's disease. D) Mad cow diseaseSubmit. Show Answer Correct Answer: B) Parkinson's disease. 11. The Spinal Cord is the pathway for the messages sent by the brain to the body, and from the body to the brain. A) False. B) True. Show Answer Correct Answer: B) True. 12. When is the potassium channel open? A) During rest only. B) During repolarization only. C) During depolarization only. D) All the time. Show Answer Correct Answer: B) During repolarization only. 13. The part of the neuron that receives messages from other neurons A) Axon. B) Dendrite. C) Cell body. D) Schwann cell. Show Answer Correct Answer: B) Dendrite. 14. Serious injury to the spinal cord can lead to paralysis. A) True. B) False. Show Answer Correct Answer: A) True. 15. Which lobe of the brain transmits visual signals? A) Frontal. B) Parietal. C) Occipital. D) Temporal. Show Answer Correct Answer: C) Occipital. 16. Which system is made up of organs whose primary function is movement? A) Nervous. B) Respiratory. C) Muscular. D) Skeletal. Show Answer Correct Answer: C) Muscular. 17. What do photoreceptors respond to> A) Heat. B) Light. C) Pressure. D) Chemicals. Show Answer Correct Answer: B) Light. 18. Thirst and hunger A) Motor cortex. B) Broca's area. C) Hippocampus. D) Wernicke's area. E) Hypothalamus. Show Answer Correct Answer: E) Hypothalamus. 19. True or False? Reflex is a conscious decision A) True. B) False. Show Answer Correct Answer: B) False. 20. The connection between the large brain and the spinal cord is called A) Brain. B) Brain Stem. C) Spinal cord. D) Forebrain. Show Answer Correct Answer: B) Brain Stem. ← 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