This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 552 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 552 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. I am the brain of the cell and control all cell functions. A) Nucleus. B) Nucleolus. C) Ribosomes. D) Chloroplast. Show Answer Correct Answer: A) Nucleus. 2. The process when the lens changes shape to focus close or far away A) Sensory adaptation. B) Accommodation. C) Transduction. D) Globe luxation. Show Answer Correct Answer: B) Accommodation. 3. Sensory neurons transmit sensory information from sensory organs and receptors to the central nervous system. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 4. Deficiency of Vitamin A in the body results in insufficient rhodopsin in the rods which leads to ..... A) Colour blindness. B) Blindness. C) Night blindness. D) Astigmatism. Show Answer Correct Answer: C) Night blindness. 5. The majority of taste is A) Smell. B) Salt. C) Sugar. D) Umami. Show Answer Correct Answer: A) Smell. 6. A client went to the emergency department with a possible brain damage as evidenced by loss of coordination of motor movement, and staggering, wide based walking. The client is most likely having a damage in the A) Cerebellum. B) Hypothalamus. C) Medulla. D) Pons. Show Answer Correct Answer: A) Cerebellum. 7. The structure that carries impulses TOWARD the neuron's cell body is called the ..... A) Neuron. B) Nucleus. C) Axon. D) Dendrite. Show Answer Correct Answer: D) Dendrite. 8. This part of the nervous system consists of the brain and spinal cord. A) Central Nervous System. B) Peripheral Nervous System. Show Answer Correct Answer: A) Central Nervous System. 9. What are sulci? A) A raised ridges in the folds of a brain. B) A valley in the folds of the brain. C) A type of food. D) Colors of brain tissue. Show Answer Correct Answer: B) A valley in the folds of the brain. 10. Cerebrovascular accident A) Destruction of myelin sheath around nerve cells in the CNS. B) Blunt injury to the brain severe enough to cause loss of consciousness. C) Damage to blood vessels in the brain; a stroke. D) None of above. Show Answer Correct Answer: C) Damage to blood vessels in the brain; a stroke. 11. Which type of neuron has many processes leaving the cell body? A) Unipolar. B) Bipolar. C) Multipolar. D) None of above. Show Answer Correct Answer: C) Multipolar. 12. Wrap around nerve fibers and produce a fatty insulating material called myelin A) Ependymal Cells. B) Astrocytes. C) Microglia. D) Oligodendrocytes. Show Answer Correct Answer: D) Oligodendrocytes. 13. Which of the following components accounts for the bulk of muscle fiber volume (up to 80%)? A) 1.Glycosomes. B) 1.Mitochondria. C) 1. Myofibrils. D) 1.Sarcoplasm. Show Answer Correct Answer: C) 1. Myofibrils. 14. Oligodendrocytes form a supporting network around the neurons (myelin sheath) within the CNS A) True. B) False. Show Answer Correct Answer: A) True. 15. This sense is the result of sound waves entering your ears and making your eardrums vibrate. These vibrations then move along the tiny bones of the middle ear and turn into nerve signals. The cortex then processes these signals, telling you what you're hearing. A) Sense of Sight. B) Sense of Hearing. C) Sense of Taste. D) Sense of Smell. E) Sense of Touch. Show Answer Correct Answer: B) Sense of Hearing. 16. The parasympathetic counteracts the sympathetic nervous system. A) True. B) False. Show Answer Correct Answer: A) True. 17. What is #1 in the diagram A) Repolarization. B) Depolarization. C) Resting potential. D) Threshold. Show Answer Correct Answer: C) Resting potential. 18. Support neurons and phagocytize bacterial cells and other debris. A) Microglia. B) Astrocytes. C) Ependymal cells. D) Oligodendrocytes. Show Answer Correct Answer: A) Microglia. 19. The peripheral nervous system consist of A) 12 pairs of cranial nerves and 31 pairs of spina nerves. B) 12 pairs of cranial nerves and 30 pairs of spina nerves. C) 11 pairs of cranial nerves and 31 pairs of spina nerves. D) 11 pairs of cranial nerves and 30 pairs of spina nerves. Show Answer Correct Answer: A) 12 pairs of cranial nerves and 31 pairs of spina nerves. 20. Which sense stretch in tendons A) Muscle spindle. B) Google tendon organ. C) Proprioceptors. D) Meissner's corpuscles. Show Answer Correct Answer: B) Google tendon organ. ← 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