This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 88 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 88 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which vessels have valves? A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Veins. 2. What do we inhale? A) O2. B) Ill. Show Answer Correct Answer: A) O2. 3. The main artery which carries oxygenated blood from the left ventricle to the whole body is called A) Pulmonary vein. B) Aorta. C) Pulmonary artery. D) Superior vena cava. Show Answer Correct Answer: B) Aorta. 4. Atria pumps blood to the: A) Artries. B) Veins. C) Ventricles. D) None of above. Show Answer Correct Answer: C) Ventricles. 5. The wall of the blood capillaries is very thin to ..... A) Prevent blood mix. B) Allow gases and materials exchange. C) Prevent blood from returning back. D) No correct answer. Show Answer Correct Answer: B) Allow gases and materials exchange. 6. Which of the following carries blood that has oxygen and nutrients away from the heart? A) Veins. B) Arteries. C) Plasma. D) Red Blood Cells. Show Answer Correct Answer: B) Arteries. 7. What kills the bacteria inside the white blood cell? A) Digestive enzymes. B) Red blood cells. C) The bacteria are recycled. D) The blood types. Show Answer Correct Answer: A) Digestive enzymes. 8. Which body system moves oxygen into the blood and removes carbon dioxide from the blood? A) Excretory. B) Digestive. C) Respiratory. D) Skeletal. Show Answer Correct Answer: C) Respiratory. 9. Which blood vessel sends blood from the heart to the lungs? A) Pulmonary artery. B) Pulmonary vein. C) Aorta. D) Superior vena cava. Show Answer Correct Answer: A) Pulmonary artery. 10. How many types of blood vessels are in the human body? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: C) 3. 11. The right ventricle pumps blood to ..... A) Other parts of the body. B) The lungs. Show Answer Correct Answer: B) The lungs. 12. What does circulate mean? A) Pump blood. B) Beat quickly. C) Go around and around. D) None of above. Show Answer Correct Answer: C) Go around and around. 13. In which blood vessels does the diffusion of most substances occur between cells and the surrounding tissues? A) Arteries. B) Veins. C) Capillaries. D) None of these. Show Answer Correct Answer: C) Capillaries. 14. Coronary arteries branch off of which of the following? A) Coronary veins. B) Pulmonary veins. C) Pulmonary arteries. D) Aorta. Show Answer Correct Answer: D) Aorta. 15. Which body system transports nutrients to all parts of your body? A) Circulatory. B) Respiratory. C) Muscular. D) Outgrowths. Show Answer Correct Answer: A) Circulatory. 16. Normal consequence of aging where the arterial walls gradually thicken and arterial fibers decline occurring commonly in the arteries in the brain, kidneys, heart, abdominal aorta and legs A) Arteriosclerosis. B) Aneurysm. C) Atherosclerosis. D) Coronary artery disease. Show Answer Correct Answer: A) Arteriosclerosis. 17. Plasma does all of the following EXCEPT A) Carries blood cells and platelets through the blood vessels. B) Breaks down food into the nutrients we need. C) Carries dissolved nutrients from the food we eat. D) None of above. Show Answer Correct Answer: B) Breaks down food into the nutrients we need. 18. How does the circulatory system help transport nutrients to cells? A) By producing hormones. B) By filtering blood. C) By pumping blood. D) By using blood vessels to carry nutrients. Show Answer Correct Answer: D) By using blood vessels to carry nutrients. 19. What are the functions of blood vessels in the circulatory system? A) The blood vessels are tubes that transport food and water to all parts of the body. B) The blood vessels are tubes that transport oxygen and digested food to all parts of the body. C) The blood vessels are tubes that transport blood to all parts of the body. D) The blood vessels are tubes that transport carbon dioxide and other waste materials to all parts of the body. Show Answer Correct Answer: C) The blood vessels are tubes that transport blood to all parts of the body. 20. Which chamber of the heart pushes blood out to the body? A) Right atrium. B) Right ventricle. C) Left atrium. D) Left ventricle. Show Answer Correct Answer: D) Left ventricle. ← 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