This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 87 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 87 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When an individual suffers a traumatic brain injury, oftentimes the brain is able to adapt and change allowing the individual to overcome the injury. This is an example of: A) Plasticity. B) Complexity. C) Integration. D) Electrochemical transmission. Show Answer Correct Answer: A) Plasticity. 2. The autonomic nervous system prepares the body for the "fight or flight" response by: A) Heightening the senses. B) Increasing heart rate and blood pressure. C) Decreasing the pain sensation. D) Increasing blood supply to the kidneys. Show Answer Correct Answer: B) Increasing heart rate and blood pressure. 3. In the Peripheral Nervous System, ..... neurons bring information to the spinal cord. A) Sensory. B) Motor. Show Answer Correct Answer: A) Sensory. 4. A nerve impulse is initiated when ..... A) A reversal in the polarized state of the cell causes it to reach threshold. B) Physical disruption of the cell membrane causes some of its contents, including ions, to leak out. C) Schwann cells move into their new positions. D) Voltage-gated channels close. Show Answer Correct Answer: A) A reversal in the polarized state of the cell causes it to reach threshold. 5. When you step on a tack your body receives information about pain. This is due to ..... A) Mechanoreceptors. B) Thermoreceptors. C) Chemoreceptors. D) Photoreceptors. Show Answer Correct Answer: A) Mechanoreceptors. 6. What are the two types of nervous tissue found in a cross section of both the spinal cord and the brain? A) White matter and gray matter. B) Schwann cells and oligodendrocytes. C) Sensory neurons and motor neurons. D) Astrocytes and ependymal cells. Show Answer Correct Answer: A) White matter and gray matter. 7. Identify this muscle of the eye A) Upper right. B) Lower right. C) Medial rectus. D) Lateral rectus. Show Answer Correct Answer: C) Medial rectus. 8. The tube that connects the middle ear with the pharynx and impacts your sense of balance is the? A) Eustachian. B) Palantine. C) Esophagus. D) Tympanic. Show Answer Correct Answer: A) Eustachian. 9. Identify the part of skeleton who protects our brain from any kind of injury. A) Skull. B) Collar bone. C) Spinal cord. D) None of above. Show Answer Correct Answer: A) Skull. 10. Schwann cells produce layers of membrane containing myelin, which provides nutrition for the dendrites. A) True. B) False. Show Answer Correct Answer: B) False. 11. It is an action or condition that causes an immediate reaction. A) Stimulus. B) Octopus. C) Herodotus. D) None of above. Show Answer Correct Answer: A) Stimulus. 12. Little Joey is having problems with his scapula winging out. Nerve damage has been ruled out and the PT has asked you to implement a strengthening program for Joey. You would concentrate your efforts on which muscle group? A) Serratus anterior muscle. B) Levator scapula. C) Upper trapezius. D) Middle trapezius. Show Answer Correct Answer: A) Serratus anterior muscle. 13. The spinal cord is made of one HUGE cell that creates a bundle. A) True. B) False. Show Answer Correct Answer: B) False. 14. Inability to speak or understand this spoken word is called as A) Insomnia. B) Inaction. C) Agnosia. D) Aphasia. Show Answer Correct Answer: D) Aphasia. 15. Process of neuron that receives input from other neurons A) Dendrite. B) Axon. C) Postganglionic fiber. D) Preganglionic fiber. Show Answer Correct Answer: A) Dendrite. 16. Mukucha's heart is beating rapidly, his pupils are dialated, and his mouth is dry. This response was triggered by which specific division of his nervous system? A) Sympathetic. B) Parasympathetic. C) Somatic. D) Afferent. E) Peripheral. Show Answer Correct Answer: A) Sympathetic. 17. A difference in the number of charged particles between two sides of the membrane forms a(n) ..... A) Sodium gradient. B) Chemical gradient. C) Electrical gradient. D) None of above. Show Answer Correct Answer: C) Electrical gradient. 18. Responsible for relaying sensation from the body to the central nervous system A) Afferent nerves. B) Efferent nerves. C) Axial. D) Spinal cord. Show Answer Correct Answer: A) Afferent nerves. 19. These cells protect neuron cell bodies in the PNS A) Satellite cells. B) Schwann cells. C) Microglia. D) Oligodendrocyte. Show Answer Correct Answer: A) Satellite cells. 20. In the term hyper/sthen/ia, sthen means (a) A) A strength. B) Paralysis. C) Feeling. D) Nerve. Show Answer Correct Answer: A) A strength. ← PreviousNext →Related 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 9Nervous System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books