This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 498 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 498 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What can you infer about plasma from that fact that it is almost completely clear? A) It's almost completely made of water. B) It contains a lot of oxygen. C) It helps fight infections. D) It cannot be found in the bloodstream. Show Answer Correct Answer: A) It's almost completely made of water. 2. A chamber in an animal's heart that pumps blood out to the body. A) Ventricle. B) Valve. C) Atrium. D) Artery. Show Answer Correct Answer: A) Ventricle. 3. System in charge of transporting oxygen and other essential nutrients around the body (in the blood) to where they are needed and to transport carbon dioxide back to where we can breathe it out. A) Circulatory System. B) Heart. C) Capillaries. D) Veins. Show Answer Correct Answer: A) Circulatory System. 4. What circulation involves sending blood from the heart to the other parts of the body? A) Pulmonary circulation. B) Systemic circulation. Show Answer Correct Answer: B) Systemic circulation. 5. The bottom chambers of the heart are called what? A) Atrium's. B) Ventricles. C) Veins. D) Capillaries. Show Answer Correct Answer: B) Ventricles. 6. The finest of all blood vessels are the: A) Veins. B) Arteries. C) Vena cava. D) Capillaries. Show Answer Correct Answer: D) Capillaries. 7. Which carries oxygenated blood from the heart to the body? A) Veins. B) Arteries. C) Nerves. D) None of above. Show Answer Correct Answer: B) Arteries. 8. What 2 body systems help you breathe (inhale and exhale) A) Muscular and Skeletal. B) Respiratory and Skeletal. C) Respiratory and Muscular. D) Integumentary and Respiratory. Show Answer Correct Answer: C) Respiratory and Muscular. 9. What part of blood is responsible for carrying oxygen and to body cells? A) Red Blood Cells. B) White Blood Cells. C) Platelets. D) Plasma. Show Answer Correct Answer: A) Red Blood Cells. 10. What is the most important part of the circulatory system A) Heart. B) Lungs. C) Blood. D) Veins. Show Answer Correct Answer: A) Heart. 11. Blood in the pulmonary artery is A) High in oxygen, low in carbon dioxide. B) High in oxygen, high in carbon dioxide. C) Low in oxygen, low in carbon dioxide. D) Low in oxygen, high in carbon dioxide. Show Answer Correct Answer: D) Low in oxygen, high in carbon dioxide. 12. Which vein is the only vein that carries oxygen-rich blood? A) The superior vena cava. B) The inferior vena cava. C) The pulmonary veins. D) The aorta. Show Answer Correct Answer: C) The pulmonary veins. 13. What is the definition of complete circulatory system? A) The oxygenated and deoxygenated blood is seperated completely. B) The oxygenated and deoxygenated blood is mix with each other. Show Answer Correct Answer: A) The oxygenated and deoxygenated blood is seperated completely. 14. The left atrium takes in blood from ..... A) All parts of the body. B) The lungs. Show Answer Correct Answer: B) The lungs. 15. Veins are blood vessels rich in CO2 A) True. B) False. Show Answer Correct Answer: B) False. 16. Which is the largest blood vessel? A) Aorta. B) Capillaries. C) Veins. D) Joints. Show Answer Correct Answer: A) Aorta. 17. White blood cells are known as A) Erthrocytes. B) Leukocytes. C) Thrombocytes. D) None of above. Show Answer Correct Answer: B) Leukocytes. 18. Which part of the blood is known to be the "soldier of the boy because they protect and defend the body from diseases and infection? A) Plasma. B) RBC. C) WBC. D) Platelets. Show Answer Correct Answer: C) WBC. 19. When you look at the cells of individuals with sickle cell anemia, what do you expect to see? A) C-shaped cells. B) S-shaped cells. C) Disk-Shaped Cells. D) Globular shaped cells. E) Sick cells. Show Answer Correct Answer: A) C-shaped cells. 20. Major Artery supplying the leg A) Radial. B) Femoral. C) Brachial. D) Posterior Tibial. Show Answer Correct Answer: B) Femoral. ← 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