This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 320 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 320 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Blood travels throughout the body and picks up oxygen from the which of the following organs? A) Protists. B) Heart. C) Lungs. D) Kidneys. Show Answer Correct Answer: C) Lungs. 2. Blood vessels that connect arteries and veins. A) Veins. B) Capillaries. C) Arteries. D) None of above. Show Answer Correct Answer: B) Capillaries. 3. After the blood reaches the head, it goes to the ..... A) Arms. B) Legs. C) Aorta. D) Abdomen. Show Answer Correct Answer: A) Arms. 4. ..... a network of tubes with a very thin walls between each artery and vein to let substances move in and out of your blood. A) Xylem. B) Phloem. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 5. Organ system that transports needed substancesthroughout the body and carries away wastes A) Circulatory system. B) Respiratory system. C) Muscular system. D) Digestive system. Show Answer Correct Answer: A) Circulatory system. 6. What is the movement of blood through the heart and body called? A) Circulation. B) Locomotion. C) Respiration. D) Distribution. Show Answer Correct Answer: A) Circulation. 7. Which blood vessels take blood AWAY from the heart? A) Arteries. B) Capillaries. C) Veins. D) None of above. Show Answer Correct Answer: A) Arteries. 8. Where dose blood from the right ventricle go? A) Rest of the body. B) To other cells. C) Lungs. D) Heart. Show Answer Correct Answer: C) Lungs. 9. Veins take blood to the heart. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 10. What allows the blood to clot using fibers? A) Plasma. B) Leukocytes. C) Erythrocytes. D) Thrombocytes. Show Answer Correct Answer: D) Thrombocytes. 11. ALL veins carry oxygen poor blood back to the heart. A) True. B) False. Show Answer Correct Answer: B) False. 12. What kind of blood collects in the right atrium A) Oxygenated. B) Deoxygenated. C) Normal. D) Blue. Show Answer Correct Answer: B) Deoxygenated. 13. There is a ..... between atrium and ventricle on each side of the heart. A) Muscular wall. B) Vein. C) Valve. D) None of above. Show Answer Correct Answer: C) Valve. 14. Needed substances are carried to all parts of the body by ..... A) Capillaries. B) Arteries. C) Blood. D) Lungs. Show Answer Correct Answer: C) Blood. 15. What are the 5 classes of vertebrates? A) Birds, Dogs, Cats, Fish, Insects. B) 4 legged, 2 legged, Fish, Birds, Insects. C) Reptiles, Amphibians, Birds, Fish, Mammals. D) Reptiles, Arthropods, Arachnids, Insects, Mammals. Show Answer Correct Answer: C) Reptiles, Amphibians, Birds, Fish, Mammals. 16. People will always have a fixed (the same) number of erythrocytes, regardless of where they live. A) True. B) False. Show Answer Correct Answer: B) False. 17. What job do the veins do? A) Exchange water, oxygen and nutrients. B) Carry oxygenated blood away from the heart. C) Carry deoxygenated blood towards the heart. D) None of above. Show Answer Correct Answer: C) Carry deoxygenated blood towards the heart. 18. The heart chamber that receives blood from the lungs A) Right Atriua. B) Right ventricle. C) Left ventricle. D) Left atrium. Show Answer Correct Answer: D) Left atrium. 19. You have a cut on your leg. The area is swollen, red, and warm to the touch. The injury resulted in which development? A) Agglutination. B) Hemolysis. C) Inflammation. D) Phagocytosis. Show Answer Correct Answer: C) Inflammation. 20. The exchange of gasses and nutrients occurs in ..... A) Blood capillaries. B) Arteries. C) Veins. D) Heart. Show Answer Correct Answer: A) Blood capillaries. ← 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