This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 414 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 414 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Why is oxygen important to blood and to the cells? A) Oxygen helps the blood to clot. B) Oxygen brings food to the cells. C) Oxygen is not important, carbon dioxide is the most important substance to the body. D) Oxygen is necessary for cell growth and energy. Show Answer Correct Answer: D) Oxygen is necessary for cell growth and energy. 2. The circulatory system interacts with the digestive system by A) Carrying absorbed nutrients all around the body. B) Carrying oxygen and carbon dioxide around the body. C) Delivering hormones all around the body. D) Carrying wastes to the kidneys to be filtered out. Show Answer Correct Answer: A) Carrying absorbed nutrients all around the body. 3. What causes the sound of the heartbeat A) Heart hitting off your lungs. B) Blood going back into the heart. C) Opening and closing of the valves in the heart. D) Heart pumping blood around. Show Answer Correct Answer: C) Opening and closing of the valves in the heart. 4. How does exercise help your circulatory system? A) Makes bones strong. B) Lifting weights makes skeletal muscles strong. C) It wont help because it will keep you up at night. D) Heart muscle will be strong and better pump blood. Show Answer Correct Answer: D) Heart muscle will be strong and better pump blood. 5. Process by which nutrients are transported to cells and waste products are eliminated A) Circulatory system. B) Circulation. C) Blood. D) Heart. E) Arteriosclerosis. Show Answer Correct Answer: B) Circulation. 6. Which type of blood vessel carries deoxygenated blood to the heart? A) Arteries. B) Lymph vessels. C) Veins. D) Capillaries. Show Answer Correct Answer: C) Veins. 7. Superior Vena Cava brings in deoxygenated blood from lower parts of the body A) True. B) False. C) Dont know. D) None of above. Show Answer Correct Answer: B) False. 8. The three types of blood vessels are the ..... veins, and the capillaries. A) Arteries. B) Heart. Show Answer Correct Answer: A) Arteries. 9. To get nutrients and oxygen, the blood goes back to the ..... A) Aorta. B) Heart. C) Brain. D) Armpit. Show Answer Correct Answer: B) Heart. 10. All of the living and nonliving things in an area that interact with each other are called a/an ..... A) Community. B) Habitat. C) Population. D) Ecosystem. Show Answer Correct Answer: D) Ecosystem. 11. Made up of 92% water, transports nutrients and solids A) Plasma. B) Platelets. C) Bacteria. D) None of above. Show Answer Correct Answer: A) Plasma. 12. A bundle of nerves that go to and from the brain. A) Spinal cord. B) Medulla. C) Neuron. D) Vertebrae. Show Answer Correct Answer: A) Spinal cord. 13. Our lungs..... A) Breathe in oxygen and breathe out carbon dioxide. B) Breathe in carbo. C) Breathe in helium and breathe out oxygen. D) Breathe in oxygen and breathe out helium. Show Answer Correct Answer: A) Breathe in oxygen and breathe out carbon dioxide. 14. Gland like masses of tissue; contain cells that become lymphocytes. A) Lymph Nodes. B) Atrioventricular Node. C) Sinoatrial Node. D) Lymph. Show Answer Correct Answer: A) Lymph Nodes. 15. The ventricle is in this part of the heart A) Top. B) Bottom. Show Answer Correct Answer: B) Bottom. 16. Is Arteries and veins are blood vessels? A) True. B) False. Show Answer Correct Answer: A) True. 17. The cilia is the hairlike structure in the nose which traps dust and microorganisms. A) True. B) False. Show Answer Correct Answer: A) True. 18. IDENTIFY THE PARTS OF THE HEART:one-way structures that separates the atrium from the ventricle below. it prevents the backflow of blood A) Pericardium. B) Septum. C) Valves. D) Atrium. E) Ventricles. Show Answer Correct Answer: C) Valves. 19. Mineral impurities in blood are removed by A) Lungs. B) Kidney. C) Spleen. D) Liver. Show Answer Correct Answer: B) Kidney. 20. 2 disorders of the circulatory system are A) 1-atherosclerosis 2-heart attack. B) 1-atherosclerosis 2-heart disease. C) 1-arthritis 2-heart attack. D) None of above. Show Answer Correct Answer: A) 1-atherosclerosis 2-heart attack. ← PreviousNext →Related QuizzesScience QuizzesCirculatory System Quiz 1Circulatory System Quiz 2Circulatory System Quiz 3Circulatory System Quiz 4Circulatory System Quiz 5Circulatory System Quiz 6Circulatory System Quiz 7Circulatory System Quiz 8Circulatory System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books