This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 820 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 820 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Peripheral Nervous System (PNS) composed of 4 types of nerves, do you know what is it? A) Spinal Nerves, Cranial Nerves, Ganglia, Nerve Plexus. B) Radial Nerve, Ulnar Nerve, Tract, Brachial Plexus. C) Spinal Nerve, Fascial Nerves, Ganglia, Nerve Plexus. D) Trigeminal Nerve, Fascial Nerve, Ganglia, Nerve Plexus. Show Answer Correct Answer: A) Spinal Nerves, Cranial Nerves, Ganglia, Nerve Plexus. 2. Progressive demyelination of neurons in of the brain may cause: A) Epilepsy. B) Parkinson's disease. C) Multiple sclerosis. D) Schizophrenia. Show Answer Correct Answer: C) Multiple sclerosis. 3. The somatic system contains nerves that control ..... A) Skeletal muscles. B) Internal organs, joints, and glands. C) Skeletal muscles, skin, and glands. D) Smooth muscles, cardiac muscles and glands. Show Answer Correct Answer: A) Skeletal muscles. 4. A microscopic gap between a pair of adjacent neurons over which nerve impulses pass when going from one neuron to the next is called a ..... A) Neurotransmitter. B) Synapse. C) Axon. D) None of the above. Show Answer Correct Answer: B) Synapse. 5. What part of the brain is responsible for spatial reasoning? A) Hippocampus. B) Occipital lobe. C) Auditory cortex. D) Parietal lobe. Show Answer Correct Answer: D) Parietal lobe. 6. The ....., or involuntary nervous systemcontrols actions such as heart rate and digestion that occurswithout you having to think about it. A) Autonomic nervous system. B) Somatic nervous system. Show Answer Correct Answer: A) Autonomic nervous system. 7. Which nervous system is made up of afferent and efferent nerves? A) Peripheral. B) Central. C) Parasympathetic. D) Sympathetic. Show Answer Correct Answer: A) Peripheral. 8. Why does your pupil increase in size when you enter a dark room? A) To protect the eye. B) To allow more light to enter the eye. C) To allow less light to enter the eye. D) To look like a pirate. Show Answer Correct Answer: B) To allow more light to enter the eye. 9. The eardrum's vibration A) Moves bones that makes the liquid in the inner ear (cochlea) move. B) Moves the haircells that are attached to the eardrum. C) Makes the brain vibrate at the same frequency. D) None of above. Show Answer Correct Answer: A) Moves bones that makes the liquid in the inner ear (cochlea) move. 10. Division of spinal cord that contains axons? A) Gray matter. B) White matter. C) Perineuron. D) Epineuron. Show Answer Correct Answer: B) White matter. 11. In what way does the nervous system receive help from the skeletal system? A) Protects the lungs. B) Protects the brain and spinal cord. C) Protects the heart. D) Protects the esophagus and stomach. Show Answer Correct Answer: B) Protects the brain and spinal cord. 12. Narrow gaps between Schwann cells A) Neurilemma. B) Neurofibrils. C) Nodes of Ranvier. D) Atrocytes. Show Answer Correct Answer: C) Nodes of Ranvier. 13. A 69-year-old female suffered an infarction on the left side of her brain and presented with the following signs. Sensory loss on the right side of her body, parenthesis, and thalamic pain. Which of the following regions were affected by the infarctions? A) Posterior thalamic nuclei. B) Anterior thalamic nuclei. C) Medial hypothalamic nuclei. D) Intralaminar thalamic nuclei. Show Answer Correct Answer: D) Intralaminar thalamic nuclei. 14. The part of the nervous system that transmit impulses from the CNS to skeletal muscle is the A) Somatic motor nervous system. B) Autonomic nervous system. C) Central nervous system. D) Afferent division. Show Answer Correct Answer: A) Somatic motor nervous system. 15. The tiny gap between neurons where nerve impulses are sent from one neuron to another. It is where communication occurs between two neurons. A) Conclusion. B) Axon terminal. C) Impulse. D) Myelin. Show Answer Correct Answer: A) Conclusion. 16. Produce the myelin sheath around axons of the PNS. A) Schwann Cells. B) Glial Cells. C) Astrocytes. D) Ependymal cells. Show Answer Correct Answer: A) Schwann Cells. 17. When the polarity of a membrane becomes more negative than the resting membrane potential, the membrane is considered to be ..... A) Depolarized. B) Repolarized. C) Hyperpolarized. D) At threshold potential. Show Answer Correct Answer: C) Hyperpolarized. 18. A reflex arc is a conscious reaction? A) True. B) False. Show Answer Correct Answer: B) False. 19. ..... is an automatic movement in response to a stimulus A) Movement. B) Injury. C) Sense. D) Reflex. Show Answer Correct Answer: D) Reflex. 20. Is Small gap exists between the axon of one neuron and theDendrite of Another neuron A) Conclusion. B) Nodes. C) Cell body. D) None of above. Show Answer Correct Answer: A) Conclusion. ← 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