This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 451 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 451 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What happened to Phineas Gage on Sept. 13, 1848? A) He blew up the railroad. B) He took a train to Vermont. C) He had an accident that injured his brain. D) He caused an accident that injured a coworker. Show Answer Correct Answer: C) He had an accident that injured his brain. 2. Any influence in your environment that causes a reaction is known as what? A) A connection. B) A stimulus. C) A response. D) A reaction time. Show Answer Correct Answer: B) A stimulus. 3. Flavor of amino acids or proteins A) Umami. B) Salty. C) Sweet. D) Sour. E) Bitter. Show Answer Correct Answer: A) Umami. 4. Which 2 parts make up Peripheral NS? A) Brain & Spinal cord. B) Sympathetic NS & ParaSympathetic NS. C) Central NS @ Spinal cord. D) Somatic NS & Autonomic NS. Show Answer Correct Answer: D) Somatic NS & Autonomic NS. 5. Which cranial nerve is responsible for your ability to chew your food? A) Glossopharyngeal nerve. B) Vagus nerve. C) Trigeminal nerve. D) Trochlear nerve. Show Answer Correct Answer: C) Trigeminal nerve. 6. Where is the blind spot located in humans A) Front of the eye. B) Back of the eye. C) Top of the eye. D) Bottom of the eye. Show Answer Correct Answer: B) Back of the eye. 7. This part of the brain is divided into 4 lobes-Frontal, Parietal, Temporal, Occipital A) Cerebrum. B) Cerebral Cortex. C) Cerebellum. D) Thalamus. Show Answer Correct Answer: A) Cerebrum. 8. When you're feeling relaxed, which NS is active? A) Parasympathetic nervous system. B) Sympathetic nervous system. Show Answer Correct Answer: A) Parasympathetic nervous system. 9. What is the role of the myelin sheath in the nervous system? A) Acts as the main source of immune defense. B) Creates, secretes, and circulates cerebrospinal fluid. C) Surrounds and supports neuron cell bodies. D) Insulates the axons of neurons to speed up the transmission of nerve impulses. Show Answer Correct Answer: D) Insulates the axons of neurons to speed up the transmission of nerve impulses. 10. Trauma; injury; wound A) Lex/o. B) Turn. C) Traumatized. D) Ish/o. Show Answer Correct Answer: C) Traumatized. 11. A neuron situated distal to a synapse. A) Pious Mother. B) Postganglionic neurons. C) Postsynaptic neuron. D) Preganglionic neuron. Show Answer Correct Answer: C) Postsynaptic neuron. 12. What is the spinal cord made of? A) Bundle of Nerves. B) One nerve. C) Bone. D) Multiple bones. Show Answer Correct Answer: A) Bundle of Nerves. 13. Vision is helped by the optic nerve A) True. B) False. Show Answer Correct Answer: A) True. 14. The part of the brain that controls balance and body movements is the ..... A) Medulla. B) Cerebellum. C) Cerebrum. D) Meninges. Show Answer Correct Answer: B) Cerebellum. 15. The largest part of the brain is? A) Cerebellum. B) Cereber. C) Cerebrum. D) Cereblosum. Show Answer Correct Answer: C) Cerebrum. 16. The main function of the nervous system is A) To transport materials through the body. B) To exchange oxygen and carbon dioxide. C) To break apart your food so you can absorb the nutrients/macromolecules in it. D) To control and coordinate all the body systems. Show Answer Correct Answer: D) To control and coordinate all the body systems. 17. The lower part of the brainstem responsible for involuntary functions like breathing and heart rate A) Cerebellum. B) Frontal lobe. C) Spinal cord. D) Medulla. Show Answer Correct Answer: D) Medulla. 18. Executive decisions are made here A) Frontal lobe. B) Parietal lobe. C) Occipital lobe. D) Temporal lobe. Show Answer Correct Answer: A) Frontal lobe. 19. What is the role of Microglia in the central nervous system? A) Producing hormones. B) Supporting neurons. C) Forming myelin sheath around axons. D) Phagocytes that dispose of debris, including dead brain cells and bacteria. Show Answer Correct Answer: D) Phagocytes that dispose of debris, including dead brain cells and bacteria. 20. About how much does the human brain weigh? A) Less than a pound. B) 3 pounds. C) 10 pounds. D) 13 pounds. Show Answer Correct Answer: B) 3 pounds. ← 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