This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 145 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 145 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Once a nerve impulse has traveled the length of the neuron, the neuron may immediately experience another action potential. A) True. B) False. Show Answer Correct Answer: B) False. 2. The brain is made up of about ..... water. A) 75%. B) There isn't water in the brain. C) 25%. D) 50%. Show Answer Correct Answer: A) 75%. 3. What is the function of the brainstem? A) Balance. B) Breathing. C) Thinking. D) None of above. Show Answer Correct Answer: B) Breathing. 4. The skin serves as a protective shield against heat, light, injury, and infection. A) True. B) False. Show Answer Correct Answer: A) True. 5. Made up of the brain, spinal cord, nerves and senses. A) Cerebellum. B) Temporal lobe. C) Nervous system. D) Environment. Show Answer Correct Answer: C) Nervous system. 6. The brain and spinal cord are the two major parts of the human body that make up the ..... A) Central nervous system. B) Brain. C) Peripheral nervous system. D) Nervous system. Show Answer Correct Answer: A) Central nervous system. 7. If the left side is paralyzed, what part of the brain is oxygen-deficient? A) Both sides. B) Left side. C) Right side. D) Only a small portion. Show Answer Correct Answer: C) Right side. 8. Located on the posterior side of the brain, this structure is critical for maintaining posture, balance, and coordinating timing of smooth movements. A) Ventricle. B) Cerebellum. C) Limbic System. D) Cerebrum. Show Answer Correct Answer: B) Cerebellum. 9. Overall function function of the nervous is to coordinate the body's system by receiving and sending information and A) Maintaining homeostasis. B) Keeping urination control. C) Disbanding blood clots. D) Remember that Miss Heinz went over this with you. Show Answer Correct Answer: A) Maintaining homeostasis. 10. What is the main function of the cerebellum? A) Consciousness. B) Sensory reception. C) Homeostasis. D) Muscle coordination. Show Answer Correct Answer: D) Muscle coordination. 11. What is the English Meaning of the Medical Term Dendr/o [ DENDR/O ]? A) Brain. B) Skull [ Cranium ]. C) Tension. D) Tree [ Tree Like Branch Nerve ]. E) Positive deviation. Show Answer Correct Answer: D) Tree [ Tree Like Branch Nerve ]. 12. Most important and common inhibitory neurotransmitter A) Acetylcholine. B) Dopamine. C) Epinephrine. D) Gama-Aminobutyric Acid (GABA). Show Answer Correct Answer: D) Gama-Aminobutyric Acid (GABA). 13. We have five sense organs. A) False. B) True. Show Answer Correct Answer: B) True. 14. What is the function of the Soma? A) Life support. B) Transmission. C) Works as a path way. D) None of above. Show Answer Correct Answer: A) Life support. 15. What might happen if your body lacked neurotransmitters? A) Your nerve cells could not communicate with one another. B) Impulses could not travel along your nerve cells. C) You would not be able to touch the objects that surround you. D) Your nerve cells would begin dying off. Show Answer Correct Answer: A) Your nerve cells could not communicate with one another. 16. What is the English Meaning of the Medical Term Mening/o [ MENING/O ]? A) Bone Marrow or Spinal Chord. B) Meninges [ Coverings of the Brain and the Spinal Chord ]. C) Tension. D) Pain, Painful Condition. E) Feeling or Sensation. Show Answer Correct Answer: B) Meninges [ Coverings of the Brain and the Spinal Chord ]. 17. The human brain is about ..... % of the normal body weight and consumes ..... of the total oxygen taken into the body. A) 2, 25. B) 1.35, 20. Show Answer Correct Answer: A) 2, 25. 18. What is a phenotype A) The genetic make up (code). B) The physical trait. Show Answer Correct Answer: B) The physical trait. 19. This structure is the back of the eye and it sends images to the optic nerve. A) Cornea. B) Lens. C) Retina. D) Pupil. Show Answer Correct Answer: C) Retina. 20. Peripheral Nervous System includes A) Brain. B) Spinal Cord. C) All Parts of the nervous system outsides of the brain and spinal cord. D) None of above. Show Answer Correct Answer: C) All Parts of the nervous system outsides of the brain and spinal cord. ← 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