This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 224 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 224 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the function of satellite cells? A) To produce and regulate cerebrospinal fluid. B) Producing myelin. C) Anchoring neurons in place and providing them with nutrients. D) Protecting neurons from infection. E) Regulating the microenvironment of cell bodies. Show Answer Correct Answer: E) Regulating the microenvironment of cell bodies. 2. The main neurotransmitter(s) released during fight or flight is (are): A) Acetylcholine only. B) Dopamine and GABA. C) Adrenaline and noradrenaline only. D) Serotonin. Show Answer Correct Answer: C) Adrenaline and noradrenaline only. 3. This darkly pigmented structure reduces light reflection within the eyeball. A) Sclera. B) Conjunctiva. C) Iris. D) Choroid. Show Answer Correct Answer: D) Choroid. 4. Which of the following sends directions from the brain to the muscles and glands? A) Parasympathetic. B) Motor. C) Sympathetic. D) Sensory. Show Answer Correct Answer: B) Motor. 5. Receives message from CNS about how an muscle or gland ought to react in response to an object, event, or person. A) Stimulus. B) Effector. C) Sensory Neuron. D) Motor Neuron. E) Interneuron. Show Answer Correct Answer: D) Motor Neuron. 6. Does the sensory afferent have any divisions? A) Yes. B) No. Show Answer Correct Answer: B) No. 7. A control system to reduce or minimize any internal or external change in the body. A) Positive Feedback Mechanism. B) Negative Feedback Mechanism. Show Answer Correct Answer: B) Negative Feedback Mechanism. 8. What is the unique feature of unipolar neurons? A) They have multiple axons. B) They have no axons. C) They have no cell bodies. D) They have a peripheral and central process. Show Answer Correct Answer: D) They have a peripheral and central process. 9. What is an unhealthy way to manage stress? A) Start destructive behavior. B) Eat more than usual. C) Stop trying in all things you do. D) All of the above. Show Answer Correct Answer: D) All of the above. 10. The part of the brain that controls conscious thoughts, senses, language and memories. A) Cerebellum. B) Cerebrum. C) Dendrites. D) Brain Stem. Show Answer Correct Answer: B) Cerebrum. 11. What is the function of Schwann cells in the neuron? A) They produce myelin. B) They produce neurotransmitters. C) They store neurotransmitters. D) They block the electrochemical signaling. Show Answer Correct Answer: A) They produce myelin. 12. What are the two parts of the Brainstem? A) Medulla Oblongata, Frontal Lobe. B) Medulla Oblongata, Cerebellum. C) Medulla Oblongata, Pontus. D) None of above. Show Answer Correct Answer: C) Medulla Oblongata, Pontus. 13. It serves as an information pathway that passes messages from the body to the brain and back. A) Spinal column. B) Brain cells. C) Spinal cord. D) Synapses. Show Answer Correct Answer: C) Spinal cord. 14. When is cerebral palsy diagnosed? A) Infancy. B) Early childhood. C) Teen years. D) Adulthood. Show Answer Correct Answer: A) Infancy. 15. Interprets or explains sensory information A) Cerebrum. B) Medulla. C) Cerebellum. D) None of above. Show Answer Correct Answer: A) Cerebrum. 16. Controls involuntary actions such as breathing and heart rate. A) Cerebrum. B) Peripheral nervous system. C) Central nervous system. D) Brain stem. Show Answer Correct Answer: D) Brain stem. 17. The small space between the axon tip of the sending neuron and the dendrite or cell body of the receiving neuron. A) Axon. B) Conclusion. C) Dendrite. D) Gap. Show Answer Correct Answer: B) Conclusion. 18. T/F:The speed of an action potential in a myelinated axon is less than the speed of an action potential in an unmyelinated axon. A) True. B) False. Show Answer Correct Answer: B) False. 19. Which system responds to stimuli by sending an impulse to the brain? A) Nervous. B) Digestive. C) Exretory. D) Immune. Show Answer Correct Answer: A) Nervous. 20. Which side of the synapse contains neurotransmitters? A) Presynaptic. B) Postsynaptic. C) Both. D) None of above. Show Answer Correct Answer: A) Presynaptic. ← 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