This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 912 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 912 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The number of neurons in the cerebral cortex A) 15 thousand. B) 1300. C) 14 bln. D) 39 mln. E) 160 thousand. Show Answer Correct Answer: C) 14 bln. 2. Part of the brain that connects the brain to the spinal cord A) Brainstem. B) Hypothalamus. C) Medulla oblongata. D) Pons. Show Answer Correct Answer: A) Brainstem. 3. Which of the following statements about the nervous system is false? A) Impulse is slow. B) Consists of the brain, spinal cord and nerves. C) Hormones are not secreted. D) Messages are sent as impulses. Show Answer Correct Answer: A) Impulse is slow. 4. A receptor that detects stimuli from the external environment is A) A muscle fiber. B) The thyroid gland. C) A salivary gland. D) And touch bud. Show Answer Correct Answer: D) And touch bud. 5. Which of the following is the function of the occipital lobe of the brain? A) Processes visual information. B) Processes language comprehension. C) Processes logical reasoning. D) Processes auditory information. Show Answer Correct Answer: A) Processes visual information. 6. How do hormones get to their target cells? A) Floating in the blood stream. B) Electric and chemical signals. C) Breathing. D) None of above. Show Answer Correct Answer: A) Floating in the blood stream. 7. Which part of our brain regulates Muscular coordination of our body? A) Cerebrum. B) Cerebellum. C) Medulla oblongata. D) Pons. Show Answer Correct Answer: B) Cerebellum. 8. The brain and spinal cord make up which part of the nervous system? A) Central Nervous System. B) Peripheral Nervous System. C) Medial Nervous System. D) Lateral Nervous System. Show Answer Correct Answer: A) Central Nervous System. 9. Which type of receptors are sensitive to light? A) Thermoreceptors. B) Chemoreceptors. C) Photoreceptors. D) Mechanoreceptors. Show Answer Correct Answer: C) Photoreceptors. 10. What is the primary function of ependymal cells? A) Provide immune response to central nervous system. B) Support and anchor neurons to surrounding capillaries. C) Secrete and circulate cerebrospinal fluid. D) Provide myelin insulation to neurons. Show Answer Correct Answer: C) Secrete and circulate cerebrospinal fluid. 11. What happens at a synapse? A) Electrical signals are converted into chemical signals. B) Chemical signals are converted into electrical signals. C) Neurons physically connect with each other. D) Myelin sheath is formed. Show Answer Correct Answer: A) Electrical signals are converted into chemical signals. 12. The Nervous System includes the ....., ....., and ..... A) Nerve, brain, digestive system. B) Digestive system, Heart, brain. C) Brain, spinal cord, nerve. D) Brain, skeletal, muscular. Show Answer Correct Answer: C) Brain, spinal cord, nerve. 13. Positive deviation A) Sudden, abnormal surge of electrical activity in the brain. B) Pertaining to within the cerebrum. C) Pertaining to below the dura mater. D) Physician who studies and treats diseases of the nervous system. Show Answer Correct Answer: A) Sudden, abnormal surge of electrical activity in the brain. 14. Indicate the components which belong to the central nervous system. A) Sympathetic nerve and parasympathetic nerve. B) Spinal cord and brain. C) Spinal nerve and cranial nerve. D) Sensory neuron, interneuron and motor neuron. Show Answer Correct Answer: B) Spinal cord and brain. 15. Cranial nerve Olfactory I functions in: A) Smell. B) Vision. C) Muscles of the eye. D) Sensory; Face area. Show Answer Correct Answer: A) Smell. 16. What part of the brain interprets impulses from the senses? A) Midbrain. B) Cerebrum. C) Cerebellum. D) Brainstem. Show Answer Correct Answer: B) Cerebrum. 17. A student walks into a cold room. Which of the following happens to his body? A) Sweating and vasodilation of blood vessels. B) Shivering and vasoconstriction of blood vessels. C) Sweating and vasoconstriction of blood vessels. D) Shivering and vasodilation of blood vessels. Show Answer Correct Answer: B) Shivering and vasoconstriction of blood vessels. 18. What kind of signals are transmitted through the nervous system? A) Sounds. B) Electric. C) Images. D) Odors. Show Answer Correct Answer: B) Electric. 19. Which of the following types of neurones is represented in the diagram? A) Inter-neurone. B) Motor neurone. C) Sensory neurone. D) Relay neurone. Show Answer Correct Answer: C) Sensory neurone. 20. Example of voluntary action is ..... A) Peristalsis. B) Heartbeat. C) Breathing. D) Reading. Show Answer Correct Answer: D) Reading. ← 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