This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 785 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 785 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Thin layer of gray matter on surface of cerebrum is called ..... A) Gyrus (convolution). B) Cerebral Cortex. C) Midbrain. D) Spinal cord elongated. Show Answer Correct Answer: B) Cerebral Cortex. 2. What are the Neurons? A) Units that constitute the nervous system. B) Units that constitute the brain tissue. C) Blocks of tissue that constitute the endocrine system. D) Blocks or tissues that constitute the organs of the body system. Show Answer Correct Answer: A) Units that constitute the nervous system. 3. What part of the eye is clear and on the outside of the eye? A) Sclera. B) Choroid. C) Cornea. D) Vitreous humor. Show Answer Correct Answer: C) Cornea. 4. The cell receiving the impulse is called the neuron ..... A) Motor neuron. B) Postsynaptic cell. C) Presynaptic cell. D) None of above. Show Answer Correct Answer: B) Postsynaptic cell. 5. What is the cause of MS? A) The immune system attacking and damaging the central nervous system?. B) Extra cerebrospinal fluid buildup in the brain and nerves. C) Swelling/inflammation of the protective covering of the brain, spinal cord, and nerves. D) Hypoxia (not enough exoygen) of the brain. Show Answer Correct Answer: A) The immune system attacking and damaging the central nervous system?. 6. Sensory information is best described as ..... information. A) Afferent. B) They will bring. C) Internal. D) External. Show Answer Correct Answer: A) Afferent. 7. Part of the eye that function to regulate the amount of light entering the eyes is ..... A) Cornea. B) Iris. C) Pupil. D) Lens. E) Retina. Show Answer Correct Answer: C) Pupil. 8. Odd one out = Eyes, Ears, Skin, SPINAL CORD A) Spinal cord. B) Eyes. C) Skin. D) Ears. Show Answer Correct Answer: A) Spinal cord. 9. The 12 million olfactory cells are ..... neurons. A) Unipolar. B) Bipolar. C) Multipolar. D) None of above. Show Answer Correct Answer: B) Bipolar. 10. Neural network is part of our ..... A) Central Nervous System. B) Peripheral Nervous System. Show Answer Correct Answer: B) Peripheral Nervous System. 11. Ankle swelling A) Swollen ankles. B) Swollen palms. C) Swollen forehead. D) None of above. Show Answer Correct Answer: A) Swollen ankles. 12. Your personality is controlled by the ..... A) Cerebellum. B) Brain stem. C) Cerebrum. D) None of above. Show Answer Correct Answer: A) Cerebellum. 13. What is the function of the Retina? A) It is the clear part of the eye. B) It is the white part of the eye. C) It is the innermost layer of the eye that contains rods and cones. D) It is where tears flow through over the conjunctiva. Show Answer Correct Answer: C) It is the innermost layer of the eye that contains rods and cones. 14. Which type of receptor interprets this message:Dinner smells good A) Mechanical. B) Light. C) Chemical. D) Vibration. Show Answer Correct Answer: C) Chemical. 15. Division of the PNS that controls the body's skeletal muscles. A) Somatic nervous system. B) Autonomic nervous system. C) Sensory neurons. D) Motor neurons. Show Answer Correct Answer: A) Somatic nervous system. 16. The outer tough layer of the meninges is called the A) Cerebrospinal fluid. B) Dura mater. C) Arachnoid mater. D) Pia mater. Show Answer Correct Answer: B) Dura mater. 17. Which part of the brain controls heartbeat, breathing, and digestion? A) Cerebrum. B) Cerebellum. C) Brainstem. D) None of above. Show Answer Correct Answer: C) Brainstem. 18. Limbic system integrates sensory information and memories with emotional response A) T. B) F. Show Answer Correct Answer: A) T. 19. The event that starts an action is called A) Stimulus. B) Response. C) Instinct. D) None of above. Show Answer Correct Answer: A) Stimulus. 20. Almost all the synapses used for signal transmission in the CNS of human beings are Chemical synapses. A) True. B) False. Show Answer Correct Answer: B) False. ← 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