This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 390 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 390 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the primary function of microglial cells in the CNS? A) Transmit electrical signals. B) Provide nutrients to neurons. C) Defend CNS cells by phagocytosis. D) Insulate axons. Show Answer Correct Answer: C) Defend CNS cells by phagocytosis. 2. Transmits AWAY from cell body to axon terminal A) Axon. B) Dendrite. C) Myelin sheath. D) None of above. Show Answer Correct Answer: A) Axon. 3. Which lobe of the cerebrum processes vision? A) Parietal. B) Temporal. C) Frontal. D) Occipital. Show Answer Correct Answer: D) Occipital. 4. The portion of the brain attributed to 'muscle memory' A) Cerebellum. B) Cerebrum. C) Brain stem. D) Frontal lobe. Show Answer Correct Answer: A) Cerebellum. 5. The cerebral hemispheres are connected by a large white fiber pathway called the ..... A) Fornix. B) Insula. C) Circular sulcus. D) A calloused body. Show Answer Correct Answer: D) A calloused body. 6. If I step on a nail ..... what type of neuron take that signal TO the CENTRAL NERVOUS SYSTEM? A) Interneurons. B) Sensory. C) Motor. D) Receptors. Show Answer Correct Answer: B) Sensory. 7. The ..... are the part of the retina that receive input for color and clarity of vision. They require bright light to work properly. A) Cornea. B) Retina. C) Rods. D) Cones. Show Answer Correct Answer: D) Cones. 8. What are transmitted across a synapse between two neurons A) Neurotransmitters. B) Neurologicaltransmitters. C) Neuroinducers. D) Chemicaltransmitters. Show Answer Correct Answer: A) Neurotransmitters. 9. What is the function of the Auditory nerve? A) Transmits the impulse to the cerebrum/Gelei die impuls na die serebrum. B) Transmits the image to the semi-circular canal/Gelei die impuls na die halfsirkelvormige kanale. C) Transmits the impulse to the cerebellum/Gelei die impuls na die serebellum. D) Transmits the sound into the auditory canal. Show Answer Correct Answer: A) Transmits the impulse to the cerebrum/Gelei die impuls na die serebrum. 10. A color blind person lacks retinal ..... A) Cones. B) Rods. C) Pigment. D) Ganglion cells. Show Answer Correct Answer: A) Cones. 11. Which organism does not have all nerve cells? A) Planaria Hydra. B) Shrimp ant. C) Amoeba Paramecium. D) Jellyfish amoeba. Show Answer Correct Answer: C) Amoeba Paramecium. 12. What is the master controlling and communicating system of the body? A) The endocrine system. B) The nervous system. C) The muscular system. D) The respiratory system. Show Answer Correct Answer: B) The nervous system. 13. Which body system is the following statement true for? "It is composed of the brain, spinal cord, sensory organs, and a network of nerves." A) Nervous System. B) Endocrine System. Show Answer Correct Answer: A) Nervous System. 14. Help form the blood brain barrier in the CNS A) Astrocytes. B) Schwann cells. C) Microglia. D) Satellite cells. Show Answer Correct Answer: A) Astrocytes. 15. Which cranial nerve is responsible for biting down or chewing? A) Trochlear. B) Vagus. C) Trigeminal. D) Olfactory. Show Answer Correct Answer: C) Trigeminal. 16. Chemicals released at the end of an axon terminal that diffuse across the synapse and transfer the nerve impulse to another nerve, muscle, or gland are called- A) Axon terminals. B) Conclusion. C) Neurotransmitters. D) Sodium-potassium pump. Show Answer Correct Answer: C) Neurotransmitters. 17. Which of these is an example of motor nerve? A) Nerve in the vocal cord. B) Optic nerve of the eye. C) Nerve which goes into the tongue. D) Nerves of the muscles of the eyeball. Show Answer Correct Answer: D) Nerves of the muscles of the eyeball. 18. Dopamine is most notably involved A) In being a carbon-based molecule. B) In blocking adenosine, which makes humans sleepy. C) In treating depression and anxiety. D) In helping us feel pleasure as part of the brain's reward system. Show Answer Correct Answer: D) In helping us feel pleasure as part of the brain's reward system. 19. What is the purpose of the motor neuron? A) To carry information from muscles and glands to the brain or spinal cord. B) To carry information from the brain or spinal cord to muscles and glands. C) To carry information from the brain or spinal cord to sense organs. D) To carry information from sense organs to the brain or spinal cord. Show Answer Correct Answer: B) To carry information from the brain or spinal cord to muscles and glands. 20. Cells of the nervous system that insulate, support, and protect delicate neurons A) Myelin. B) Neuroglia. C) Axon. D) None of above. Show Answer Correct Answer: B) Neuroglia. ← 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