This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 64 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 64 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The left side of the brain controls ..... A) The right side of the body. B) The left side of the body. Show Answer Correct Answer: A) The right side of the body. 2. Cough A) Runny nose. B) Wheezing. C) Cough. D) None of above. Show Answer Correct Answer: C) Cough. 3. The iris in a human can be A) Brown. B) Green. C) Blue. D) All of the above. Show Answer Correct Answer: D) All of the above. 4. The ..... interprets the information and send the signal A) Brain. B) Sensory neurons. C) Motor neurons. D) None of above. Show Answer Correct Answer: A) Brain. 5. Which ions are involved in an action potential? A) Na and Cl. B) Na and K. C) K and Cl. D) Na and Ca. Show Answer Correct Answer: B) Na and K. 6. Examples of involuntary muscles are ..... A) Heart beating. B) Eyes blinking. C) Digestive system digesting. D) All of the above. Show Answer Correct Answer: D) All of the above. 7. After lifting a 5 lb cuff weight a patient reports that he has no pain with while flexing the elbow, but has a slight amount of pain when he allows his elbow to straighten. What type of contraction is occurring as he allows his elbow to straighten? A) Eccentric bicep. B) Isotonic bicep. C) Eccentric tricep. D) Isometric bicep. Show Answer Correct Answer: A) Eccentric bicep. 8. What disease is caused by progressive damage to brain cells and subsequent loss of the chemicals they produce, known as neurotransmitters, namely acetylcholine? A) Cerebral Palsy. B) Alzheimer's Disease. C) Multiple Sclerosis. D) None of above. Show Answer Correct Answer: B) Alzheimer's Disease. 9. The central nervous system consists of A) The brain. B) The brain and spine. C) The spinal cord and brain. D) The major nerves and the brain. Show Answer Correct Answer: C) The spinal cord and brain. 10. What is the main function the peripheral system? A) Connects the endocrine system with the vascular system. B) Connects the central nervous system with the extremities and organs. C) Help to breathing of the lungs. D) Helps to have more control when performing actions. Show Answer Correct Answer: B) Connects the central nervous system with the extremities and organs. 11. What is the purpose of the ear bones? A) Amplify sound waves for the brain to process better. B) Amplify sound waves to make them stronger. C) Differentiate between the different vibrations. D) None of above. Show Answer Correct Answer: B) Amplify sound waves to make them stronger. 12. What part of the nervous system processes info and sends instructions? A) CNS. B) PNS. Show Answer Correct Answer: A) CNS. 13. Action potentials occur when ..... ions are able to rush into the axon. A) Already. B) K. C) Ca. D) Mg. Show Answer Correct Answer: A) Already. 14. The ..... plays an important role in maintaining body temperature, water balance, and metabolism. A) Thalamus. B) Hypothalamus. C) Cerebellum. D) Corpus Callosum. Show Answer Correct Answer: B) Hypothalamus. 15. What is the best thing the brain can help you with? A) The brain can help you dream. B) The brain can help you think. C) The brain can help you watch. D) The brain can help you sit. E) The brain can help you run. Show Answer Correct Answer: B) The brain can help you think. 16. What is the unit of Nervous System which coordinates the activity of human body? A) Brain. B) Spinal Cord. C) Neuron. D) Nerves. Show Answer Correct Answer: C) Neuron. 17. The nervous system is responsible for ..... in the body. A) Movement. B) Support. C) Intelligence. D) Controlling and coordinating activities. Show Answer Correct Answer: D) Controlling and coordinating activities. 18. A student holds two vibrating objects. Object A is vibrating faster than object B. Which statement is true? A) A is louder than B. B) B is louder than A. C) A will have a higher pitch than B. D) B will have a higher pitch than A. Show Answer Correct Answer: C) A will have a higher pitch than B. 19. The long extension that transmits impulses away. A) Dendrite. B) Medulla. C) Pons. D) Axon. Show Answer Correct Answer: D) Axon. 20. The long extension from a nerve cell along which signals travel A) Dendrites. B) Axon. C) Conclusion. D) Myelin. Show Answer Correct Answer: B) Axon. ← 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