This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 300 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 300 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This portion of the nervous system is in charge or "rest an digest" or winding down after a stressful event. A) Sympathetic. B) Parasympathetic. C) Afferent. D) They will bring it out. Show Answer Correct Answer: B) Parasympathetic. 2. ..... neurons carry information from the sensory receptors to the central nervous system. A) Motor. B) Sensory. C) Interneurons. D) Peripheral. Show Answer Correct Answer: B) Sensory. 3. A concussion occurs when the brain hits the inside of the ..... A) Skull. B) Cerebrospinal fluid. C) Gray matter. D) Pia mater. Show Answer Correct Answer: A) Skull. 4. In which part of the ear is sound changed into electrical signals which are then sent to the brain? A) Outer ear. B) Middle ear. C) Inner ear. D) Hammer. Show Answer Correct Answer: C) Inner ear. 5. Region of the brain that connects the left and right hemispheres A) Corpus Callosum. B) Thalamus. C) Hypothalamus. D) Reticular formation. Show Answer Correct Answer: A) Corpus Callosum. 6. Which of the following blood vessels have valves to prevent blood from back flow. A) Veins. B) Capillaries. C) Arteries. D) None of above. Show Answer Correct Answer: A) Veins. 7. Which part of the brain is responsible for moving the eyes? A) Frontal lobe. B) Midbrain. C) Thylamus. D) Medulla. Show Answer Correct Answer: B) Midbrain. 8. What is the function of the semicircular canals in the inner ear? A) Vision. B) Hearing. C) Taste. D) Balance. Show Answer Correct Answer: D) Balance. 9. The hairs in the cochlea determine A) Protect the membrane. B) The pitch that your brain hears. C) Are made out of bone. D) Deal with perception not sensation. Show Answer Correct Answer: B) The pitch that your brain hears. 10. The left hemisphere controls which side of the body? A) Left. B) Right. Show Answer Correct Answer: B) Right. 11. Why does the brain have so many folds? A) To increase surface area, allow for more neuron connections. B) To protect against physical trauma. C) That's just how it worked out. D) None of above. Show Answer Correct Answer: A) To increase surface area, allow for more neuron connections. 12. When a nerve fiber is polarized, the concentration of A) Sodium and potassium ions is higher on the outside of its membrane. B) Sodium and potassium ions is higher on the inside of its membrane. C) Sodium ions is higher on the inside of its membrane and potassium ions is higher on the outside of its membrane. D) Sodium ions is higher on the outside of its membrane and potassium ions is higher on the inside of its membrane. Show Answer Correct Answer: D) Sodium ions is higher on the outside of its membrane and potassium ions is higher on the inside of its membrane. 13. What is the nervous system made of? A) The brain, nerves and spinal cord. B) The brain, eyes and lungs. C) The heart, liver and esophagus. D) The trachea, bronchi and alvioli. Show Answer Correct Answer: A) The brain, nerves and spinal cord. 14. Function(s) of the myelin sheath? A) Protects. B) Insulates. C) Increases speed of transmission. D) All of the above. Show Answer Correct Answer: D) All of the above. 15. Nerve cells A) Cell body. B) Conclusion. C) Neurons. D) None of above. Show Answer Correct Answer: C) Neurons. 16. This area of the brain is responsible for the interpretation of language/speech. A) Broca's Area. B) Wernicke's Area. C) Frontal Lobe. D) Primary Visual Cortex. Show Answer Correct Answer: B) Wernicke's Area. 17. Nerve receptors that respond to vibrations are classified as A) Chemoreceptors. B) Nociceptors. C) Thermoreceptors. D) Mechanoreceptor. Show Answer Correct Answer: D) Mechanoreceptor. 18. Part of the neuron that holds the major cell organelles like the nucleus A) Axon. B) Dendrite. C) Cell body. D) Terminal. Show Answer Correct Answer: C) Cell body. 19. The ..... nervous system also contains the ..... and cell bodies of most ..... neurons A) Peripheral, interneurons, coordinate. B) Central, interneurons, motor. Show Answer Correct Answer: B) Central, interneurons, motor. 20. Nerve root A) The root. B) Neuro. C) Synapse/o. D) Thec/o. Show Answer Correct Answer: A) The root. ← 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