This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 709 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 709 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Myelin sheaths can be formed by A) Cell process of oligodendrocytes. B) Schwann cells. C) Astrocytes. D) Ependymal cells. E) Both a and b. Show Answer Correct Answer: E) Both a and b. 2. Lung cancer A) Pneumonia. B) Lung cancer. C) Respiratory tract. D) None of above. Show Answer Correct Answer: B) Lung cancer. 3. Neurons that have several dendrites and a single axon extending away from the soma are called A) Polypolar. B) Multipolar. C) Unipolar. D) Bipolar. E) Tripolar. Show Answer Correct Answer: B) Multipolar. 4. Meninges have how many layers? A) 2. B) 5. C) 3. D) 1. Show Answer Correct Answer: C) 3. 5. The somatic system works with conscious effort. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 6. The backbone is one long. A) True. B) False. Show Answer Correct Answer: B) False. 7. Which of the following is/are characteristic of the parasympathetic system? A) Accelerates heart rate. B) Promotes digestion of food. C) Dialates the pupils. D) All the above. Show Answer Correct Answer: B) Promotes digestion of food. 8. Which part of the brain has noticeable superior and lateral gyri (folds) that increase surface area for the cortical gray matter? A) Brain stem. B) Cerebellum. C) Left and right hemispheres. D) Midbrain. E) Pons. Show Answer Correct Answer: C) Left and right hemispheres. 9. An example of voluntary muscles (muscles you can control): A) Arms and legs. B) Stomach. C) Heart. D) None of above. Show Answer Correct Answer: A) Arms and legs. 10. The independent variable is the variable you ..... A) Keep the same. B) Change. C) Measure. D) None of above. Show Answer Correct Answer: B) Change. 11. Which part of the brain helps regulate the rhythm of breathing? A) Medulla oblongata. B) Pons. C) Hypothalamus. D) Thalamus. Show Answer Correct Answer: B) Pons. 12. Neurons are the name of cells in nervous system. A) True. B) False tagsneuron. Show Answer Correct Answer: A) True. 13. The White of the eye A) Optic Nerve. B) Sclera. C) Ciliary body. D) Cornea. Show Answer Correct Answer: B) Sclera. 14. The division of the autonomic nervous system that arouses the body, mobilizing its energy in stressful situations; fight or flight A) Sympathetic nervous system. B) Central nervous system. C) Parasympathetic nervous system. D) Peripheral nervous system. E) Somatic nervous system. Show Answer Correct Answer: A) Sympathetic nervous system. 15. How much of the body's oxygen does the brain use? A) 10%. B) 15%. C) 20%. D) 40%. Show Answer Correct Answer: C) 20%. 16. At resting membrane potential, neurons have more (a) on the inside of the cell membrane. A) A K+. B) NaCl. C) Na+. D) Cl-. Show Answer Correct Answer: A) A K+. 17. Detect touch, vibration, stretch, and pressure A) Thermoreceptors. B) Mechanoreceptors. C) Nociceptors. D) None of above. Show Answer Correct Answer: B) Mechanoreceptors. 18. Part of the neuron that is gray matter A) Axon. B) Cell body. C) Dendrite. D) Nerve. Show Answer Correct Answer: B) Cell body. 19. Senses a change in the internal or external environment A) Sensory receptor. B) Nerve cell. C) Brain. D) Behavior. E) Stimulus. Show Answer Correct Answer: A) Sensory receptor. 20. What are the functions of the nervous system? A) Integration or interpretation. B) Sensory input. C) All are functions of the nervous system. D) Motor output. Show Answer Correct Answer: C) All are functions of the nervous system. ← 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