This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 917 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 917 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Stronger stimuli result in A) Stronger action potentials. B) More frequent action potentials. Show Answer Correct Answer: B) More frequent action potentials. 2. The vital functions like breathing are controlled by the A) Midbrain. B) Spinal cord. C) Pons. D) Medulla oblongata. Show Answer Correct Answer: D) Medulla oblongata. 3. Central nervous system is the one that analyze, integrate and process sensory information while the Peripheral nervous system is the one that relays the information between the CNS and the rest of the body. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 4. What is the major risk factor for stroke? A) Obesity. B) Diabetes. C) High blood pressure. D) Family history of storke. Show Answer Correct Answer: C) High blood pressure. 5. WHICH PART OF THE NERVOUS SYSTEM CONTROLS THE BODY A) BRAIN. B) NERVES. C) SPINAL CORD. D) NEURONS. Show Answer Correct Answer: A) BRAIN. 6. What is the function of the synapse? A) The transmission of chemicals from the sending neuron(pre synaptic) to the receiving neuron(post synaptic). B) The transfusion of electro-chemicals from the sending tissue to the receiving cell. C) The transmission of fatty tissue from the sending neuron to the receiving cel. D) None of above. Show Answer Correct Answer: A) The transmission of chemicals from the sending neuron(pre synaptic) to the receiving neuron(post synaptic). 7. What is a lowered level of consciousness marked by listlessness, drowsiness, and apathy? A) Stupor. B) Syncope. C) Epilepsy. D) Lethargy. Show Answer Correct Answer: D) Lethargy. 8. The central nervous consists of what? A) Brain and Spinal cord. B) Spinal and Cranial Nerves. C) Afferent and Efferent pathways. D) Somatic and Autonomic nervous systems. Show Answer Correct Answer: A) Brain and Spinal cord. 9. What is the primary function of the autonomic nervous system? A) To control skeletal muscle activity. B) To regulate involuntary functions, such as heart rate and digestion. C) To process sensory information. D) To coordinate voluntary movements. Show Answer Correct Answer: B) To regulate involuntary functions, such as heart rate and digestion. 10. Someone drops a book on the floor and it makes a loud noise. At that time you turn and look at the person who dropped the book. The loud noise is an example of a- A) Stimulus. B) Response. C) Tropism. D) None of above. Show Answer Correct Answer: A) Stimulus. 11. An automatic response to a stimulus that does not involve conscious thought. A) Reflex. B) Relay neurone. C) Stimulus. D) Effectors. Show Answer Correct Answer: A) Reflex. 12. What are the functional cells of the nervous system called that transmit information A) Neurons. B) Nerve cells. C) Glial cells. D) Astrocytes. Show Answer Correct Answer: A) Neurons. 13. How many nerve cells does the brain contain? A) 100 million. B) 86 billion. C) 86 million. D) 100 billion. Show Answer Correct Answer: D) 100 billion. 14. Gap between neurons A) Axon. B) Soma. C) Neurotransmitter. D) Dendrite. E) Conclusion. Show Answer Correct Answer: E) Conclusion. 15. What is the name of the neuroglia that help with forming the myelin sheath in the CNS? A) Shwann cells. B) Satellite cells. C) Oligodendrocytes. D) Myelin sheath. Show Answer Correct Answer: C) Oligodendrocytes. 16. What is the place a neuron transfers an impulse to another cell? A) Threshold. B) Impulse. C) Stimuli. D) Conclusion. Show Answer Correct Answer: D) Conclusion. 17. What does the term "Sensing" refer to in the context of the nervous system? A) The process of moving muscles in response to stimuli. B) The cognitive recognition of different smells. C) Sensory cells translating stimuli (chemical, electromagnetic, mechanical) into action potentials. D) The transmission of signals to the brain for interpretation. Show Answer Correct Answer: C) Sensory cells translating stimuli (chemical, electromagnetic, mechanical) into action potentials. 18. The association of sensation with emotion occurs in the ..... A) Hypothalamus. B) Thalamus. C) Medulla oblongata. D) Cerebellum. Show Answer Correct Answer: B) Thalamus. 19. The threshold potential is A) -55mV. B) -70mV. C) -90mV. D) None of above. Show Answer Correct Answer: A) -55mV. 20. Which is a characteristic of the parasympathetic division in the autonomic system? A) Dilation of the pupil. B) Speeds up heart rate. C) Contraction of bladder. D) Pupil dilation. Show Answer Correct Answer: C) Contraction of bladder. ← 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