This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 204 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 204 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. About how much does the brain weigh? A) 5 pounds. B) 10 pounds. C) 3 pounds. D) 1 pound. Show Answer Correct Answer: C) 3 pounds. 2. Cranial nerve V, the largest, innervates face and jaw muscles: A) Trochlear. B) Auditory. C) Trigeminal. D) Optic. Show Answer Correct Answer: C) Trigeminal. 3. Pain, tenderness, difficulty moving, swelling and bruising are all symptoms of A) Sprains & strains. B) Poor circulation. C) Cardiac arrest. D) Bone breaks and fractures. Show Answer Correct Answer: A) Sprains & strains. 4. Station 5:What are the functions of the Central Nervous System? A) Interpret information received from all parts of the body. B) Protects the cranium and vertebral column. C) Controls movements. D) Plays a role in spatial relationships. Show Answer Correct Answer: A) Interpret information received from all parts of the body. 5. Which part of the brain controls language? A) Cerebrum. B) Cerebellum. C) Brain stem. D) None of above. Show Answer Correct Answer: A) Cerebrum. 6. Which of the following is responsible for the sensation felt when skin is stretched? A) Ruffini's corpuscles. B) Meissner's corpuscles. C) Hair follicle receptors. D) Merkel's disks. Show Answer Correct Answer: A) Ruffini's corpuscles. 7. Chewing A) Optic-II. B) Accessory-XI. C) Abducting-VI. D) Trigeminal-V. Show Answer Correct Answer: D) Trigeminal-V. 8. ..... carry oxygenated blood back to (towards) the heart. A) Arteries. B) Veins. C) Capillaries. D) Lungs. Show Answer Correct Answer: B) Veins. 9. What percentage of the calories you take in each day are consumed by your brain? A) 10%. B) 15%. C) 20%. D) 25%. E) 50%. Show Answer Correct Answer: D) 25%. 10. How many ORGANS are in the Nervous System? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: C) 3. 11. This system consists of the brain, spinal cord, and nerves. A) Digestive. B) Nervous. C) Circulatory. D) Outgrowths. Show Answer Correct Answer: B) Nervous. 12. ( ) muscles are muscles that you cannot control. A) Involuntary. B) Voluntary. Show Answer Correct Answer: A) Involuntary. 13. A motor neurone carries impulses from the central nervous system to the effector organs. A) True. B) False. Show Answer Correct Answer: A) True. 14. The ..... is a muscle that controls how much light enters the eye. A) Iris. B) Pupil. C) Cornea. D) Blind spot. Show Answer Correct Answer: A) Iris. 15. This neuron specializes in the transmission of senses such as:sight, smell, taste and hearing. A) Unipolar. B) Bipolar. C) Multipolar. D) None of above. Show Answer Correct Answer: B) Bipolar. 16. Efferent neurons are..... neurons. A) Arriving. B) Sensory. C) Connective. D) Motor. Show Answer Correct Answer: D) Motor. 17. During the transmission of an action potential across a ....., Ca2+ channels open triggering the synaptic vesicles to release ..... to pass the signal to the postsynaptic neuron. A) Cell body, Na2+. B) Synapse, receptors. C) Cell body, action potentials. D) Synapse, neurotransmitters. Show Answer Correct Answer: D) Synapse, neurotransmitters. 18. Which structure contains relay neurones? A) Spinal cord. B) Muscle. C) Gland. D) Conclusion. Show Answer Correct Answer: A) Spinal cord. 19. RIP/oh A) Anxious; nervous. B) Central nervous system. C) Crazy. D) Hyper. Show Answer Correct Answer: A) Anxious; nervous. 20. Which would be an example of a physical change brought on by stress? A) Pupils constrict. B) Reduced salivation. C) Increased rate of digestion. D) Reduced heart rate. Show Answer Correct Answer: B) Reduced salivation. ← 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