This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 232 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 232 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which part of a neuron serves as an insulating layer that allows faster transmission of electric impulses? A) Axon. B) Cell Body. C) Dendrite. D) Myelin Sheath. Show Answer Correct Answer: D) Myelin Sheath. 2. NERVES THAT BRANCH AWAY FROM THE BRAIN AND THE SPINAL CORD. INCLUDES SOMATIC AND AUTONOMIC NERVOUS SYSTEMS A) CELL BODY. B) CENTRAL NERVOUS SYSTEM. C) BRAIN NERVOUS SYSTEM. D) PERIPHERAL NERVOUS SYSTEM. Show Answer Correct Answer: D) PERIPHERAL NERVOUS SYSTEM. 3. The part of the nervous system that includes nerves and is not part of the brain or spinal cord. A) Motor Neurons. B) Sensory Neurons. C) Central Nervous System. D) Peripheral Nervous System. Show Answer Correct Answer: D) Peripheral Nervous System. 4. What does the nervous system do in response to changes in the environment? A) It ignores changes to maintain stability. B) It only senses changes but does not respond. C) It interprets and responds to change to maintain homeostasis. D) It causes the environment to adapt to the body. Show Answer Correct Answer: C) It interprets and responds to change to maintain homeostasis. 5. The dendrite is also known as the neuron. A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 6. A ..... eyes can look in opposite directions. A) Chameleon. B) Pigeon. C) Human. D) Window. Show Answer Correct Answer: A) Chameleon. 7. One of the neurotransmitters that stimulates nerve endings, and is inhibited by cholinesterase, is called ..... A) Acetylcholine. B) Dopamine. C) Serotonin. D) Catecholamine. Show Answer Correct Answer: A) Acetylcholine. 8. Myelinated axons make up this part of the brain and spinal cord A) White matter. B) Gray matter. C) Neurofibrils. D) Neurilemma. Show Answer Correct Answer: A) White matter. 9. Reflexes are involuntary, quick reactions to protect the body? A) True. B) False. Show Answer Correct Answer: A) True. 10. As you grow and learn, messages travel from one neuron to another over and over, creating connections, or pathways, in the brain. A) T. B) F. Show Answer Correct Answer: A) T. 11. Gustatory cells, a type of ..... are located between papillae on the tongue A) Thermoreceptor. B) Mechanoreceptor. C) Chemoreceptor. D) Nociceptor. Show Answer Correct Answer: C) Chemoreceptor. 12. Heart rate can be defined as ..... A) The number of times the heart beats per second (bps). B) The number of times the heart beats per hour (bph). C) The number of times the heart beats per minute (bpm). D) The number of times the heart beats per moment (bpm). Show Answer Correct Answer: C) The number of times the heart beats per minute (bpm). 13. THE LARGEST PART OF THE BRAIN A) MEDULLA. B) CERBELLUM. C) CEREBRUM. D) DON'T KNOW. Show Answer Correct Answer: C) CEREBRUM. 14. What is the function of the mylein sheath? A) To speed up nervous signals. B) To insulate the axon. C) To modulate the nervous signal. D) To take up extra space. Show Answer Correct Answer: A) To speed up nervous signals. 15. Electrical nerve impulses within a neuron are called ..... A) Action potential. B) Resting potential. C) Hyperpolarization. D) Polarization. Show Answer Correct Answer: A) Action potential. 16. Which part of the brain helps you learn new things in PE? A) Motor nerves. B) Brain stem and medulla. C) Cerebrum. D) Cerebellum. Show Answer Correct Answer: D) Cerebellum. 17. A soft, spongy mass of nerve cells and supportive tissue: A) Spinal Cord. B) Brain. C) Brain Stem. D) Lungs. Show Answer Correct Answer: B) Brain. 18. Which part of the nervous system consists of the outside of the brain and spinal cord, spinal nerves, and cranial nerves A) Motor division. B) Somatic. C) Peripheral Nervous system (PNS). D) Central Nervous System (CNS). Show Answer Correct Answer: C) Peripheral Nervous system (PNS). 19. (Identify the type of muscle contraction described below as eccentric, concentric, both, or none. Answers may be used more than once.)Muscle contraction moves the body segment against gravity is A) Concentric. B) Eccentric. C) Both. D) None of above. Show Answer Correct Answer: A) Concentric. 20. Two branches of the nervous system are autonomic and somatic, the one that controls the digestion, breathing and other involuntary functions is A) Somatic. B) Autonomic. Show Answer Correct Answer: B) Autonomic. ← 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