This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 470 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 470 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does the medulla oblongata do? A) Controls vital body functions like heartbeat, breathing, as well as vomiting. B) Processes sensory information like touch. C) Causes motor responses like movement. D) Maintains posture and balance. Show Answer Correct Answer: A) Controls vital body functions like heartbeat, breathing, as well as vomiting. 2. Ears where there are gaps in the myelin sheath and therefore ions can flow easily and action potentials can develop A) Myelin sheath. B) Neurolemma. C) Nodes of Ranvier. D) Axons. E) Dendrites. Show Answer Correct Answer: C) Nodes of Ranvier. 3. What is a fissure in the context of the brain's anatomy? A) A type of brain cell. B) A shallow groove on the surface of the brain. C) A deep groove on the surface of the brain. D) A structure that produces cerebrospinal fluid. Show Answer Correct Answer: C) A deep groove on the surface of the brain. 4. Branches extend from the axon and connected with other neuron forming synapse. A) Axon. B) Dendrite. C) Myelin Sheath. D) Axon Terminal. Show Answer Correct Answer: D) Axon Terminal. 5. The brain is divided into ..... major parts A) 2. B) 3. C) 4. D) 6. Show Answer Correct Answer: C) 4. 6. The peripheral nervous system (PNS) is responsible for understanding the messages A) True. B) False. Show Answer Correct Answer: B) False. 7. Metabolism decreases A) Sympathetic nervous system. B) Parasympathetic nervous system. Show Answer Correct Answer: B) Parasympathetic nervous system. 8. Motor nerves A) Takes messages from the brain and spinal cord. B) Take messages from outer-space. C) Brings messages to the brain and spinal cord. D) Brings messages to the computer. Show Answer Correct Answer: A) Takes messages from the brain and spinal cord. 9. The tongue's receptor cells for taste are located in the ..... A) Nose. B) Olfactory cells. C) Taste buds. D) Throat. Show Answer Correct Answer: C) Taste buds. 10. What is the cerebrum responsible for? A) Recognizes hunger, thirst, fatigue, anger and controls body temperature. B) Responsible for the voluntary or conscious activities. C) Main cable and the extension of the brain stem. D) Has bundles of nerves throughout the body. Show Answer Correct Answer: B) Responsible for the voluntary or conscious activities. 11. Pain on passing urine A) Pain when urinating. B) Hip Pain. C) Pinching pain. D) None of above. Show Answer Correct Answer: A) Pain when urinating. 12. Which two systems of the body directly interact to produce a reflex action? A) Nervous and muscular. B) Circulatory and nervous. C) Circulatory and muscular. D) Circulatory and digestive. Show Answer Correct Answer: A) Nervous and muscular. 13. Neurons that transmit impulses to the CNS are called A) Neuroglia. B) Sensory. C) They will bring. D) Association. Show Answer Correct Answer: B) Sensory. 14. Which cell relays messages from one part of the body to another? A) Red Blood Cell-RBC. B) White Blood Cell-WBC. C) Neuron. D) Tissue. Show Answer Correct Answer: C) Neuron. 15. Pins and needles A) Numb. B) Convulsions. C) Tingling. D) None of above. Show Answer Correct Answer: C) Tingling. 16. Mukucha's heart is beating rapidly, his pupils are dialated, and his mouth is dry. This response was triggered by which division of his nervous system? A) Sympathetic. B) Parasympathetic. C) Somatic. D) Afferent. E) Peripheral. Show Answer Correct Answer: A) Sympathetic. 17. Which of these occurs last during a muscle contraction? A) The nerve signal reaches the neuromuscular junction. B) Ach is released and opens Na ion channels. C) The sarcomere shortens. D) The myosin binds to the actin. Show Answer Correct Answer: C) The sarcomere shortens. 18. Frank has an elevated heart rate, respiration rate and increased blood flow to his arm and leg muscles. Which branch of the nervous system is most likely responsible? A) Parasympathetic nervous system. B) Sympathetic nervous systen. C) Central nervous system. D) Peripheral nervous system. Show Answer Correct Answer: B) Sympathetic nervous systen. 19. The regulation of steady internal conditions in an organism is called ..... A) Homeostasis. B) Reflex. C) Paralysis. D) Conclusion. Show Answer Correct Answer: A) Homeostasis. 20. What is the second largest part of the brain? A) Cerebellum. B) Brainstem. C) Cerebrum. D) Thalamus. Show Answer Correct Answer: A) Cerebellum. ← 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