This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 13 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which type of receptor is used by our senses of taste and smell? A) Chemoreceptors. B) Mechanoreceptors. C) Photoreceptors. D) Thermoreceptors. Show Answer Correct Answer: A) Chemoreceptors. 2. Connect the sensory and motor neurons in a neural pathway A) Interneurons. B) Efferent neurons. C) Afferent neurons. D) Proprioceptors. Show Answer Correct Answer: A) Interneurons. 3. Chemicals released by axon terminals A) Neuroglia. B) Conclusion. C) Neurotransmitter. D) Sensory Neuron. Show Answer Correct Answer: C) Neurotransmitter. 4. The nervous system communicates throughout the body using A) Electrical signals. B) Cell-to-cell diffusion. C) Osmosis. D) Hormones. Show Answer Correct Answer: A) Electrical signals. 5. The part of the eye that focuses the light is the? A) Pupil. B) Cornea. C) Lens. D) Retina. Show Answer Correct Answer: C) Lens. 6. What part of the brain handles balance, posture and coordination? A) Cerebellum. B) All of it. C) Nothing. D) None of above. Show Answer Correct Answer: A) Cerebellum. 7. Supporting cells within the CNS are collectively called ..... A) Satellite Cells. B) Neuroglia. C) Astrocytes. D) Perikaryon. Show Answer Correct Answer: B) Neuroglia. 8. What does the motor function do? A) Receive stimuli. B) Process information and decide output. C) Direct response. D) None of above. Show Answer Correct Answer: C) Direct response. 9. If tetrodotoxin (TTX) is applied to a neuron, inhibiting voltage-gated sodium channels from opening, what step of an action potential will NOT be able to occur? A) Repolarization. B) Depolarization. C) Hyperpolarization. D) Resting membrane potential. Show Answer Correct Answer: B) Depolarization. 10. Marco closed his eyes when he felt tired A) Reflex action. B) Not a reflex action. Show Answer Correct Answer: B) Not a reflex action. 11. How many nasal cavities do you have? A) 2. B) 1. C) 4. D) 100. Show Answer Correct Answer: A) 2. 12. Turn A) Development, nourishment. B) Turning. C) Nerve. D) To seize, take hold of. Show Answer Correct Answer: A) Development, nourishment. 13. What is a pattern in data? A) A consistent repetition of data. B) A relationship between variables (as one increases/decreases what happens to the other?). C) A prediction of what could happen outside the data set. D) None of above. Show Answer Correct Answer: A) A consistent repetition of data. 14. Slurred speech, paralysis, facial drooping are all signs of: A) CVA (stroke). B) Poliomyelitis. C) Encephalitis. D) Phantom pain. Show Answer Correct Answer: A) CVA (stroke). 15. Which of the following is a common neurological disorder characterized by unprovoked seizures A) Epilepsy. B) Cerebral Palsy. C) Bacterial Meningitis. D) Parkinson's Disease. Show Answer Correct Answer: A) Epilepsy. 16. The olfactory nerve carries impulses associated with: A) Taste. B) Equilibrium. C) Smell. D) Pain. Show Answer Correct Answer: C) Smell. 17. Which part of the peripheral nervous system deals with involuntary activities? A) Somatic. B) Autonomic. C) Sympathetic. D) Parasympathetic. Show Answer Correct Answer: B) Autonomic. 18. Carries messages from the eye to the brain A) Lens. B) Vitreous humor. C) Retina. D) Optic nerve. Show Answer Correct Answer: D) Optic nerve. 19. The gap between a neuron and a muscle or between two neurons is called neurologic A) True. B) False. Show Answer Correct Answer: B) False. 20. The brain interprets the increased frequency of nerve signals as a ..... stimulus. A) More intense. B) Less intense. Show Answer Correct Answer: A) More intense. ← 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