This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 221 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 221 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Where on the neuron would you find the myelin sheath? A) Dendrite. B) Nucleus. C) Axon. D) Terminal branches. Show Answer Correct Answer: C) Axon. 2. Asthma A) Sick and tired. B) Magic fingers. C) Sore throat. D) None of above. Show Answer Correct Answer: A) Sick and tired. 3. Liz has trouble with appetite control, temperature regulation, and her weight. Which area of the brain is affected? A) Brain stem. B) Cerebellum. C) Cerebrum. D) Hypothalamus. Show Answer Correct Answer: D) Hypothalamus. 4. Two systems that work together to remove cellular waste A) Integumentary and nervous. B) Integumentary and excretory. C) Muscular and integumentary. D) Skeletal and muscular. Show Answer Correct Answer: B) Integumentary and excretory. 5. What is a brain abscess? A) Collection of pus. B) Abnormal Mass. C) Bruising of brain tissue. D) Traumatic Bruise. Show Answer Correct Answer: A) Collection of pus. 6. A condition affecting the nerves that involves pain or loss of sensation, most commonly in the extremities A) Neuropathy. B) Retinopathy. C) Bell's palsy. D) Cardiomyopathy. Show Answer Correct Answer: A) Neuropathy. 7. This part of the brain controls the voluntary muscular actions. A) Medulla. B) Cerebrum. C) Cerebellum. D) None of above. Show Answer Correct Answer: C) Cerebellum. 8. Which statement is true about neurones? A) Relay neurones transmit nerve impulses from the brain to sensory neurones. B) Sensory neurones can transmit impulses directly to the brain. C) Motor neurones transmit nerve impulses directly to brain via the reflex arc. D) Relay neurones transmit nerve impulses from sensory neurones to motor neurones in the reflex arc. Show Answer Correct Answer: D) Relay neurones transmit nerve impulses from sensory neurones to motor neurones in the reflex arc. 9. What type of neuroglial cell myelinates axons in the peripheral nervous system? A) Schwann cells. B) Microglia. C) Satellite cells. D) Astrocytes. Show Answer Correct Answer: A) Schwann cells. 10. A "resting" motor neuron is expected to A) Releases lots of acetylcholine. B) To have high permeability to sodium ions. C) To be equally permeable to sodium and potassium ions. D) Have a higher concentration of sodium ions on the inside the cell than on the outside. E) Exhibit a resting potential that is more negative than the "threshold" potential. Show Answer Correct Answer: E) Exhibit a resting potential that is more negative than the "threshold" potential. 11. Sodium and potassium ions reverse membrane orientation during an action potential. How do they return to their resting potential positions? A) They are pumped across the membrane. B) They diffuse across the membrane. Show Answer Correct Answer: A) They are pumped across the membrane. 12. Which nervous system structure causes someone to have dry mouth and tachycardia after sustaining an injury from a car accident? A) Central. B) Autonomic. C) Voluntary. D) Cerebral. Show Answer Correct Answer: B) Autonomic. 13. Imagine Benjamin, Kai, and Luna are playing a game of 'telephone'. In this game, Benjamin whispers a message to Kai, who then whispers it to Luna. In this scenario, what would the 'nerve impulse' be? A) The body's reaction to the game. B) The space between Benjamin and Kai where the message is transferred. C) The message that Benjamin whispers to Kai. D) The bundle of whispers shared between Benjamin, Kai, and Luna. Show Answer Correct Answer: C) The message that Benjamin whispers to Kai. 14. The central computer of our body. It sends messages to every part of our body A) Brain. B) Cortex. Show Answer Correct Answer: A) Brain. 15. What are two things you can never eat for breakfast? A) Fish and Tomato soup. B) Lunch and Dinner. C) Brunch, Lunch, and Dinner. D) Glue. Show Answer Correct Answer: B) Lunch and Dinner. 16. Where would you find smooth muscle? A) In the digestive tract. B) In the heart. C) In the arms and legs. D) No such thing. Show Answer Correct Answer: A) In the digestive tract. 17. If the membrane potential of a neuron reduces past-70 mV, the neuron is ..... A) Repolarized. B) Hyperpolarized. C) Polarized. D) Depolarized . Show Answer Correct Answer: D) Depolarized . 18. Regulates body's rest & digest mechanism A) Somatic Nervous System. B) Autonomic Nervous System. C) Sympathetic System. D) Parasympathetic System. Show Answer Correct Answer: D) Parasympathetic System. 19. Dog smells dog treat.Select the response. A) Dog eats the treat. B) Dog shares treat with a friend. C) Dog smells treat. D) None of above. Show Answer Correct Answer: A) Dog eats the treat. 20. Is the connective tissue around each nerve fiber inside the fascicle. A) Endoneurium. B) Perineurium. C) Epineurium. D) Endomysium. E) Perimysium. Show Answer Correct Answer: A) Endoneurium. ← 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