This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 189 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 189 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. It is an involuntary reaction in response to a stimulus applied to the periphery and transmitted to the CNS. A) A reflex. B) A synapse. C) A node. D) A cell. Show Answer Correct Answer: A) A reflex. 2. The nerve pathway from the stimulus to reflex action is the A) Reflex arc. B) Sensory nerve. C) Motor nerve. D) Node of Ranvier. Show Answer Correct Answer: A) Reflex arc. 3. Which is NOT a sensory organ? A) Eyes. B) Skin. C) Tongue. D) Brain. Show Answer Correct Answer: D) Brain. 4. Wrinkly large part of the brain A) Cerebrum. B) Cerebellum. C) Brain stem. D) Cerebrospinal fluid. Show Answer Correct Answer: A) Cerebrum. 5. ..... disease is a nervous system disease that affects your ability to control movement. A) Multiple sclerosis. B) Lupus. C) Parkinson's disease. D) Diabetes. Show Answer Correct Answer: C) Parkinson's disease. 6. Which cranial nerve is responsible for lateral eye movements? A) Optic. B) Oculomotor. C) Abducting. D) Trochlear. Show Answer Correct Answer: C) Abducting. 7. The "fight or flight" response during threatening situations in the role of the: A) Somatic nervous system. B) Sympathetic nervous system. C) Parasympathetic system. D) Cerebellum. Show Answer Correct Answer: B) Sympathetic nervous system. 8. What is the Nervous System? A) A complex network of nerve cells. B) A complex network of chemicals. C) A complex network of organs. D) A complex network of bones. Show Answer Correct Answer: A) A complex network of nerve cells. 9. What nervous system ailment is also called HYDROPHOBIA that is an acute infection of the central nervous system caused by a virus coming from known rabid animal carriers such as dogs, cats, and monkeys? A) Meningitis. B) Parkinson's disease. C) Polio. D) Rabies. Show Answer Correct Answer: D) Rabies. 10. Common symptom of CVA A) Hemiplegia. B) Quadriplegia. C) Paraplegia. D) Triplegia. Show Answer Correct Answer: A) Hemiplegia. 11. What are the 2 main parts of the nervous system? A) Heart and lungs. B) Stomach and intestines. C) Central and peripheral. D) Muscle and bone. Show Answer Correct Answer: C) Central and peripheral. 12. Which of the following is a symptom of dementia? A) Impaired memory. B) Inability to focus & pay attention. C) Impaired visual perception. D) All of the above. Show Answer Correct Answer: D) All of the above. 13. In the peripheral nervous system, myelin sheaths are formed out of Schwann cells. What are they made of in the central nervous system? A) Astrocytes. B) Microglia. C) Ependymal cells. D) Oligodendrocytes. Show Answer Correct Answer: D) Oligodendrocytes. 14. The opening of axon membrane voltage-gated potassium channels is responsible for which part of the action potential? A) Depolarisation of the membrane. B) Repolarisation of the membrane. C) Contraction of the post synaptic muscle fibre. D) Signalling vesicular release of neurotransmitters. Show Answer Correct Answer: B) Repolarisation of the membrane. 15. What part of the body protects the spinal cord? A) Ribs. B) Skull. C) Backbone. D) Pelvis. Show Answer Correct Answer: C) Backbone. 16. There are ..... number of spinal nerves in human beings A) 20. B) 25. C) 31. D) 40. Show Answer Correct Answer: C) 31. 17. The cell membrane is said to be electrically charged because there is a difference in electrical charge between its outer and inner surfaces. Some of the differences come from the selective permeability of the membrane. Most of the differences are the result of ..... of ions across the cell membrane A) Active transport. B) Passive transport. C) Selective permeability. D) Neutral transport. Show Answer Correct Answer: A) Active transport. 18. The sense of the body's position A) Proprioception. B) Kinesthesia. C) Tactile sense. D) Synesthesis. E) Nociception. Show Answer Correct Answer: A) Proprioception. 19. What all does the PNS consist of? A) The nerves in the brain and spinal cord. B) The nerves of the hand and foot. C) The nerves of the brain, only. D) All of the nerves excluding the brain and spinal cord. Show Answer Correct Answer: D) All of the nerves excluding the brain and spinal cord. 20. Which division of the nervous system controls voluntary movements? A A) Somatic nervous system. B) Autonomic nervous system. C) Enteric nervous system. D) Central nervous system. Show Answer Correct Answer: C) Enteric 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