This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 562 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 562 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. During the resting state, where is there a greater concentration of potassium ions? A) Inside the neuron. B) Outside the neuron. Show Answer Correct Answer: A) Inside the neuron. 2. Inflammation of the cerebrum A) Cerebellitis. B) Cerebromalacia. C) Cerebritis. D) Cerebrocele. Show Answer Correct Answer: C) Cerebritis. 3. The division of the peripheral nervous system that controls the body's skeletal muscles A) Autonomic nervous system. B) Central nervous system. C) Parasympathetic nervous system. D) Peripheral nervous system. E) Somatic nervous system. Show Answer Correct Answer: E) Somatic nervous system. 4. Cranial nerve VIII, carries information about sound and balance from the inner ear to the brain: A) Auditory. B) Hypoglossal. C) Oculomotor. D) Optic. Show Answer Correct Answer: A) Auditory. 5. Which is an example of how the peripheral nervous system helps the body maintain its internal environment? A) Muscles produce keratin so that hair can grow stronger. B) Sweat glands break down the food that is consumed. C) Muscles contract rapidly to produce heat on a cold day. D) The brain recalls information to help take a test. Show Answer Correct Answer: C) Muscles contract rapidly to produce heat on a cold day. 6. What type of cell is found in the PNS that regulates and stabilizes the cells environment? A) Astrocytes. B) Schwann. C) Satellite. D) Ependymal. Show Answer Correct Answer: C) Satellite. 7. What behavior is observed if the voltage across a neuronal membrane is set to-20 mV? A) The sodium channel opens, and Na+ ions flow in. B) The voltage-gated sodium and potassium channels both remain closed. C) The sodium channel opens, and Na+ ions flow out. D) The potassium channel opens, and K+ ions flow in. Show Answer Correct Answer: A) The sodium channel opens, and Na+ ions flow in. 8. In which lobe of the brain is Wernicke's area located? A) Frontal. B) Temporal. C) Parietal. D) Occipital. Show Answer Correct Answer: B) Temporal. 9. Arteries don't carry blood away from your heart. A) True. B) False. Show Answer Correct Answer: B) False. 10. The myelin sheath of a neuron is made up of ..... A) Schwann cells. B) Oligodendrites. C) Fatty tissue. D) Osteocytes. Show Answer Correct Answer: A) Schwann cells. 11. Which system functions to initiate the rest and digest response? A) Sympathetic. B) Parasympathetic. Show Answer Correct Answer: B) Parasympathetic. 12. The frontal lobe of the cerebral cortex is associated with: A) Helping us find our position in space. B) Receiving information from bodily sensations. C) Higher-order functions such as planning, reasoning and problem-solving. D) Processing auditory information. Show Answer Correct Answer: C) Higher-order functions such as planning, reasoning and problem-solving. 13. Which of the following is the single longest nerve in the body? A) Sciatic nerve. B) Ulnar Nerve. C) Solar Plexus. D) Radial Nerve. Show Answer Correct Answer: A) Sciatic nerve. 14. Transparent jelly like tissue that fills the eyeball behind the lens. A) Vitreous humor. B) Plasma. C) Optic nerve. D) Eyeball juice. Show Answer Correct Answer: A) Vitreous humor. 15. Carry response messages from the brain back to the body to produce a reaction. (muscle movement, glands) A) Sensory neurons. B) Motor neurons. C) Interneurons. D) None of above. Show Answer Correct Answer: B) Motor neurons. 16. A reaction to a change in the environment A) Stimulus. B) Response. Show Answer Correct Answer: B) Response. 17. The midbrain, pons, and medulla oblongata are housed in the A) Diencephalon. B) Hypothalamus. C) Brain stem. D) Cerebellum. Show Answer Correct Answer: C) Brain stem. 18. Mr. Warren has spinal cord damage that prevents nerve impulses from being carried from the CNS to muscles or glands. What specific type of neuron has been damaged? A) Afferent neurons. B) Sensory neurons. C) Motor neurons. D) Axon terminals. E) Ependymal cells. Show Answer Correct Answer: C) Motor neurons. 19. Some neurons have a covering composed of a whitish, fatty material called A) Axon. B) Myelin Sheath. C) Nucleus. D) Brain. Show Answer Correct Answer: B) Myelin Sheath. 20. The thin outer layer of the cerebrum that is composed of gray matter is called the A) Pia mater. B) Cerebral cortex. C) Choroid plexus. D) Callous body. Show Answer Correct Answer: B) Cerebral cortex. ← 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