This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 434 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 434 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How many pairs of cranial nerves are there? A) 18. B) 15. C) 5. D) 12. Show Answer Correct Answer: D) 12. 2. In reflex action, the reflex arc is formed by A) Brain, spinal cord, muscle. B) Receptor, muscle, spinal cord. C) Muscle, receptor, brain. D) Receptor, spinal cord, muscle. Show Answer Correct Answer: D) Receptor, spinal cord, muscle. 3. What is the specific neurotransmitter that stimulates the movement of skeletal muscles? A) GABA. B) Acetylcholine. C) Serotonin. D) Dopamine. Show Answer Correct Answer: B) Acetylcholine. 4. If you touch a hot stove what causes you to move your hand? A) A thought. B) A reflex. C) The smell of your flesh burning. D) A voluntary movement. Show Answer Correct Answer: B) A reflex. 5. What sends messages to the brain from the sense organs? A) Nerves. B) Medulla. C) Femur. D) Spinal cord. Show Answer Correct Answer: D) Spinal cord. 6. The neuroglial cell that digest debris and bacteria. A) Microglial cells. B) Oligodendrocytes. C) Astrocytes. D) Ependymal cells. Show Answer Correct Answer: A) Microglial cells. 7. The main parts of this system include the heart, blood vessels, and blood. A) Respiratory System. B) Circulatory System. C) Skeletal System. D) Nervous System. Show Answer Correct Answer: B) Circulatory System. 8. Which type of cells provide protective cushioning around the neuron cell body in the peripheral nervous system? A) Microglia. B) Satellite cells. C) Neural cells. D) Ependymal cells. Show Answer Correct Answer: B) Satellite cells. 9. The organ system that brings about co-ordination and integration of different body activities is ..... A) Circulatory system. B) Endocrine system. C) Nervous system. D) Digestive system. Show Answer Correct Answer: C) Nervous system. 10. What's the inner layer of the eye? A) Fibrous tunic. B) Vascular tunic. C) Nervous tunic. D) None of above. Show Answer Correct Answer: C) Nervous tunic. 11. Helps speed up impulses along axon? A) Myelin sheath. B) Neurotransmitters. C) Sarcoplasmic reticulum. D) Synaptic fibers. Show Answer Correct Answer: A) Myelin sheath. 12. The main purpose of your nervous system is to be an instrument of communication between different parts of the body. A) True. B) False. Show Answer Correct Answer: A) True. 13. The forebrain, midbrain and hindbrain develop from the neural tube. A) True. B) False. Show Answer Correct Answer: A) True. 14. What is the name of the tiny cells? A) Neurons. B) Nerves. C) Veins. D) None of above. Show Answer Correct Answer: A) Neurons. 15. Which of the follwoing describes our sense of taste? A) Gustatory. B) Olfactory. C) Proprioception. D) Auditory. Show Answer Correct Answer: A) Gustatory. 16. Which system's main purpose is to help the body move? A) Digestive system. B) Cardiovascular system. C) Muscular system. D) Respiratory system. Show Answer Correct Answer: C) Muscular system. 17. The two cerebral hemispheres are connected by this bridge-like structure. A bridge of nerve fibers. A) Corpus Callosum. B) Cerebral Medulla. C) Basal Ganglia. D) Diencephalon. Show Answer Correct Answer: A) Corpus Callosum. 18. What do oligodendrocytes do? A) Create myelin. B) Clean up debris in the system, such as dead cells. C) Regulate blood flow in the brain. D) Protect the brain from toxins. Show Answer Correct Answer: A) Create myelin. 19. This cranial nerve stimulates some of the eye muscles A) Abducting. B) Spinal accessory. C) Facial. D) Optic. Show Answer Correct Answer: A) Abducting. 20. The role of the cerebellum is to A) Detect emotions. B) Coordinate posture and balance. C) Process visual information. D) Think symbolically. Show Answer Correct Answer: B) Coordinate posture and balance. ← 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