This quiz works best with JavaScript enabled. Home > Science > Nervous System β Quiz 155 π Homepage π Download PDF Books π Premium PDF Books Nervous System Quiz 155 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How many central nervous system glial cells are there? A) 3. B) 2. C) 4. D) None of above. Show Answer Correct Answer: C) 4. 2. One of two main branches of the nervous system, this branch is made up of the brain and the spinal cord and acts as the control center. A) Peripheral nervous system. B) Motor neurons. C) Sensory neurons. D) Central nervous system. Show Answer Correct Answer: D) Central nervous system. 3. Branch extending from a neuron that receives signals from another neuron through a synapse A) Conclusion. B) Axon. C) Myelin. D) Dendrites. Show Answer Correct Answer: D) Dendrites. 4. Which nerve transmits information from the eye to the brain? A) Optic. B) Olfactory. C) Oculomotor. D) Trigeminal. Show Answer Correct Answer: A) Optic. 5. Which of the following organs is NOT a part of the nervous system? A) Brain. B) Spinal cord. C) Stomach. D) Nerves. Show Answer Correct Answer: C) Stomach. 6. What Βdetects changes in muscle length A) Baroreceptors. B) Muscle spindles. C) CNS. D) Golgi tendon organs. Show Answer Correct Answer: B) Muscle spindles. 7. What is gray matter composed of? A) Unmyelinated axons and cell bodies. B) Bundles of myelinated axons. Show Answer Correct Answer: A) Unmyelinated axons and cell bodies. 8. What is function of cranial nerve no 7? A) Optic. B) Olfactory. C) Trochlear. D) Facials. Show Answer Correct Answer: D) Facials. 9. What part of your brain controls breathing? A) Cerebrum. B) Cerebellum. C) Brain stem. D) Spinal cord. Show Answer Correct Answer: C) Brain stem. 10. What part of the brain deals with motor skills and balance? A) Cerebrum. B) Cerebellum. C) Diencephalon. D) Brain stem. Show Answer Correct Answer: B) Cerebellum. 11. The neuron processes that normally receive incoming stimuli are called ..... A) Satellite cells. B) Axons. C) Neurolemmas. D) Schwann cells. E) Dendrites. Show Answer Correct Answer: E) Dendrites. 12. The part of the brain that is most associated with sleep. A) Thalamus. B) Medulla oblongata. C) Reticular formation. D) Pons. Show Answer Correct Answer: D) Pons. 13. The part of the neuron that conducts nerve impulses away from the cell body (soma) A) Cell body. B) Axon. C) Dendrite. D) Synaptic cleft. Show Answer Correct Answer: B) Axon. 14. Of the following, the area that has the greatest effect on visceral functions such as heart rate and hormone production is the ..... A) Thalamus. B) Hypothalamus. C) Mammillary body. D) Limbic system . Show Answer Correct Answer: B) Hypothalamus. 15. What is another name for a nerve? A) Nerve. B) Brain. C) Signal sender. D) Neuron. Show Answer Correct Answer: D) Neuron. 16. Large group of nerves that runs through the center of the spine A) Spinal cord. B) Nerves. C) Neurons. D) Conclusion. Show Answer Correct Answer: A) Spinal cord. 17. The main message center of the brain that controls our involuntary movements that sustain life A) Cerebellum. B) Pons. C) Cerebrum. D) Brain stem. Show Answer Correct Answer: D) Brain stem. 18. What enters the eyes so you can see? A) Air. B) Dust. C) Light. D) Blood. Show Answer Correct Answer: C) Light. 19. In action potential, the typical value for resting membrane potential voltage is A) 7 mV. B) -7 mV. C) 70 mV. D) -70mV. Show Answer Correct Answer: D) -70mV. 20. Which of the following statements regarding the labeled structures in the diagram below is TRUE? A) Cells marked by B are innervated by axons that travel in a superior trajectory loop. B) Cells marked by A are innervated by axons that travel in Meyer's loop. C) The receptive field of a cell located at C is closer to the foveal representation than the receptive field of a cell located at B. D) All above are correct. Show Answer Correct Answer: C) The receptive field of a cell located at C is closer to the foveal representation than the receptive field of a cell located at B. β PreviousNext βRelated 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 π Back to Homepage π Download PDF Books π Premium PDF Books