This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 628 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 628 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The ..... nervous system only contains all the sensory neurons and the voluntary motor neurons. A) Somatic. B) Autonomic. C) Enteric. D) Central. Show Answer Correct Answer: A) Somatic. 2. The ions responsible for the process of blood clot A) Ca ions. B) K ions. C) Fe ions. D) Mg ions. Show Answer Correct Answer: A) Ca ions. 3. Unmyelinated nerve fibers are called white matter. A) True. B) False. Show Answer Correct Answer: B) False. 4. What is the usual resting membrane potential value? A) -70 mV. B) -55 mV. C) 0 mV. D) +35 mV. Show Answer Correct Answer: A) -70 mV. 5. Neural tissue cell that is primarily responsible for generating and propagating electrical signals into, within, and out of the nervous system. A) Neuron. B) Enteric Nervous System (ENS). C) Tract. D) Schwann Cell. Show Answer Correct Answer: A) Neuron. 6. There are ..... parts in human eye. A) 5. B) 6. C) 9. D) 8. Show Answer Correct Answer: D) 8. 7. Which nerve carry messages from sense organs to your spinal cord and brain? A) Sensory Nerves. B) Mixed Nerves. C) Motor Nerves. D) None of these. Show Answer Correct Answer: A) Sensory Nerves. 8. True or False. Chemical signals are used by the neurons to communicate with one another while electric signals are used to transmit signals within a neuron. A) True. B) False. Show Answer Correct Answer: A) True. 9. These nerves carry Impulse to the brain. A) Motor. B) Sensory. C) Mixed. D) None of above. Show Answer Correct Answer: B) Sensory. 10. Peptides with inhibitory, opiate-like actions A) Endorphins. B) Tachykinins. C) Somatostatin. D) None of above. Show Answer Correct Answer: A) Endorphins. 11. Cells of the Nervous System: A) Oligodendrocyte. B) Ependymal Cell. C) Microglia. D) Schwann Cell. E) All of the above. Show Answer Correct Answer: E) All of the above. 12. The ..... is made up of the brain and spinal cored. A) Central Nervous System. B) Peripheral Nervous System. C) Somatic Nervous System. D) Autonomic Nervous System. Show Answer Correct Answer: A) Central Nervous System. 13. Hyperopia is NOT which of the following A) Also known as farsightedness. B) Individuals can see objects far away better than those close. C) Clouding of the natural lens. D) Treated with glasses, contaccts, or surgery. Show Answer Correct Answer: C) Clouding of the natural lens. 14. An individual is referred to a neurologist because he is having difficulty moving his eyes horizontally to one side. The neurologist concludes that the individual has a vascular lesion. Which of the following structures were most likely affected by this lesion? A) Paramedian pontine reticular formation. B) Ventrolateral medulla. C) Cranial nerve IV. D) Ventral posterolateral nucleus of thalamus. Show Answer Correct Answer: A) Paramedian pontine reticular formation. 15. Which of the following is a function of the thalamus? A) Allows for the memorization of sounds and objects. B) Coordinates movements. C) Controls involuntary processes like heart rate and blood pressure. D) Decides which impulses are important enough to be relayed to the parietal lobe. Show Answer Correct Answer: D) Decides which impulses are important enough to be relayed to the parietal lobe. 16. Which of the following describes the function of microglia cells? A) Create, secrete and circulate cerebrospinal fluid and help form the blood-brain barrier. B) Produce the myelin sheath in the CNS. C) Support and anchor neurons, stem cells, form blood-brain barrier. D) Immune defense against invading microorganisms. E) Produce the myelin sheath in the PNS. Show Answer Correct Answer: D) Immune defense against invading microorganisms. 17. The human ear receives sound waves as ..... and converts them to signals that are processed by the brain A) Electricity. B) Vibrations. C) Pitch. D) Light. Show Answer Correct Answer: B) Vibrations. 18. If a person has an injury on the left side of his brain, what part of his/her body will be effected? A) Left side of the body. B) Right side of the body. C) His eyes. D) His ears. Show Answer Correct Answer: B) Right side of the body. 19. Sensory nerve of the face A) Olfactory. B) Optic. C) Trigeminal. D) Accessory. Show Answer Correct Answer: C) Trigeminal. 20. From ankle to toe, what is the order of bones? A) Tarsals, metatarsals, phalanges. B) Phalanges, metatarsals, tarsals. C) Metatarsals, phalanges, tarsals. D) Tarsals, phalanges, metatarsals. Show Answer Correct Answer: A) Tarsals, metatarsals, phalanges. ← 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