This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 132 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 132 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The most complex organ in the body is the A) Cell. B) Nerves. C) Brain. D) None of above. Show Answer Correct Answer: C) Brain. 2. Which organ is related to the nervous system? A) Brain, spinal cord, and nerve cells. B) Brain and spinal cord. C) Brain and nerves. D) Brain. Show Answer Correct Answer: A) Brain, spinal cord, and nerve cells. 3. What are the main functions of the skeleton? A) Protection. B) Body Shape. C) Movement. D) All Of These. Show Answer Correct Answer: D) All Of These. 4. Which of the following structures protect the eye? A) Eyelids. B) Eyelashes. C) Eyebrows. D) All of these structures protect the eye. Show Answer Correct Answer: D) All of these structures protect the eye. 5. Surface shows elevated ridges of tissue. What are these elevated ridges named? A) Sulci. B) Gyri. C) Neurons. D) Axons. Show Answer Correct Answer: B) Gyri. 6. ..... synapses occur where two cells are directly connected. A) Electrical. B) Chemical. C) Cholinergic. D) None of above. Show Answer Correct Answer: A) Electrical. 7. The organelle that contains actin and myosin. A) Tendon. B) Myofilament. C) Myofibril. D) Fiber. Show Answer Correct Answer: C) Myofibril. 8. What are the receptors used for the tactile and temperature senses? A) Kinetoreceptors and Thermoceptors. B) Kinetoreceptors and Temperacoceptors. C) Thermoceptors and Mechanoraptors. D) Thermoceptors and Mechanoreceptors. Show Answer Correct Answer: D) Thermoceptors and Mechanoreceptors. 9. Which type of nerve gathers information from surroundings and sends it to the brain? A) Motor. B) Synaptic. C) Sensory. D) None of above. Show Answer Correct Answer: C) Sensory. 10. Ears pick up sound waves caused by vibrations that your brain interprets A) Smell and taste. B) Hearing. C) Touch. D) Vision. Show Answer Correct Answer: B) Hearing. 11. Identify Letter J A) Trachea. B) Larynx. C) Left/Right Bronchi. D) Bronchioles. Show Answer Correct Answer: C) Left/Right Bronchi. 12. This nerve is responsible for balance A) Vagus. B) Accessory. C) Trochlear. D) Vestibulocochlear. Show Answer Correct Answer: D) Vestibulocochlear. 13. What do the nodes of Ranvier do? A) Help speed up impulse. B) Help slow down impulse. C) Protecting the axon. D) Nothing. Show Answer Correct Answer: A) Help speed up impulse. 14. Part of neuron that receives impulses from other cells and transmits to cell body. A) Dendrite. B) Cell body. C) Axon. D) None of above. Show Answer Correct Answer: A) Dendrite. 15. Which part our our brain is in charge of memories and hormone production? A) Brain Stem. B) Hypothalamus. C) Thalamus. D) Cerebellum. Show Answer Correct Answer: B) Hypothalamus. 16. These parts of the brain are MOST important for maintaining homeostasis. A) Cerebellum and frontal lobe. B) Hypothalamus and brain stem. C) Cerebellum and hypothalamus. D) Brain stem only. Show Answer Correct Answer: B) Hypothalamus and brain stem. 17. What is the sympathetic NS in charge of? A) Fight & flight response. B) Bringing things back down to steady state once excited. C) Relaying info to & from skin and skeletal muscles. D) Relaying things from CNS to muscles. Show Answer Correct Answer: A) Fight & flight response. 18. The fact that an action potential will occur as long as the threshold is exceeded is known as the ..... A) All or none principle. B) Action potential principle. C) Threshold principle. D) None of above. Show Answer Correct Answer: A) All or none principle. 19. Color of the stool A) Color of urine. B) Yellow. C) Color together. D) None of above. Show Answer Correct Answer: C) Color together. 20. Which term means 'little brain'? A) Cerebrum. B) Wonderbell. C) Medulla. D) Cerebellum. Show Answer Correct Answer: D) Cerebellum. ← 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