This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 520 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 520 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Dim light vision is sensed by A) Rods. B) Cones. C) Olfactory receptors. D) Calcium ions. Show Answer Correct Answer: A) Rods. 2. Your brain helps you think and dream A) Yes. B) No. Show Answer Correct Answer: A) Yes. 3. Which of this is the basic structure of the nervous system? A) Brain. B) Nerve. C) Reflex arc. D) Impulse. Show Answer Correct Answer: C) Reflex arc. 4. Which type of CNS neuroglial cells monitor neuron health and "eat" pathogens or debris? A) Astrocytes. B) Microglial cells. C) Ependymal cells. D) Oligodendrocytes. Show Answer Correct Answer: B) Microglial cells. 5. The largest most complex part of the brain. A) Cerebrum. B) Cerebellum. C) Brain stem. D) None of above. Show Answer Correct Answer: A) Cerebrum. 6. Mono- A) One, single. B) Brain. C) Half. D) Body. Show Answer Correct Answer: A) One, single. 7. Balance A) Vestibulocochlear. B) Olfactory. C) Vagus. D) Cranial nerve III. Show Answer Correct Answer: A) Vestibulocochlear. 8. A thing or event that evokes a specific functional reaction in an organ or tissue. Examples:Light, Sound, Pain, Temperature, Taste A) Sensory Input. B) Motor Output. C) Integration. D) Stimulus (pl. Stimuli). E) Effectors. Show Answer Correct Answer: D) Stimulus (pl. Stimuli). 9. Controls heart rate A) Vagus. B) Trigeminal. C) Abducting. D) Optic. Show Answer Correct Answer: A) Vagus. 10. Causalgia A) Burning pain. B) Sound. C) Spinal cord. D) None of above. Show Answer Correct Answer: A) Burning pain. 11. Being able to focus your eyes on objects that are both close to you and far away is called A) Pupil. B) Cataracts. C) Rods. D) Accommodation. Show Answer Correct Answer: D) Accommodation. 12. Which part of the nervous system controls your BREATHING and DIGESTION? A) Cerebrum. B) Brain stem. C) Dendrites. D) Cerebellum. Show Answer Correct Answer: B) Brain stem. 13. Do you remember the medulla's function? What would be the most likely symptom of a patient who was hit hard in the head and suffered an injury to the medulla? A) Loss of speech. B) Irregularity in breathing. C) Numbness in lower limbs. D) Loss of coordinated movements . Show Answer Correct Answer: B) Irregularity in breathing. 14. Which glial cell help repair damaged brain cells? A) Motor. B) Astrocyte. C) Cell body. D) Microglia. Show Answer Correct Answer: D) Microglia. 15. Substance that is used by one neuron to signal another A) Girl. B) Dendrites. C) Axon. D) Neurotransmitter. Show Answer Correct Answer: D) Neurotransmitter. 16. What is Sensory nerves? A) It is a junction where communication between two neurons occurs. B) It is a action in which quick response is given which do no involve the brain. C) It is a type of nervou which send messages to the brain. D) None of above. Show Answer Correct Answer: A) It is a junction where communication between two neurons occurs. 17. Another name for a nerve cell is A) Tissue. B) System. C) Neuron. D) Brain. Show Answer Correct Answer: C) Neuron. 18. Where does the interpretation and understanding of incoming sensory information from major sensory organ and the millions of receptors throughout the body A) Mostly in the cerebellum. B) Mostly in the frontal lobe. C) Mostly behind the frontal lobe. D) Mostly in the spinal cord. Show Answer Correct Answer: C) Mostly behind the frontal lobe. 19. The efferent nerves connected to the cardiac and smooth muscles. A) Autonomic. B) Parasympathetic. C) Somatic. D) Sympathetic. Show Answer Correct Answer: A) Autonomic. 20. The pathway that carries messages from the brain to the the hand is not the same pathway that carries messages for the hand to the brain A) True. B) False. Show Answer Correct Answer: A) True. ← 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