This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 489 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 489 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these is NOT a function of the cardiovascular system? A) Transporting cells that attack disease-causing microorganisms. B) Carrying oxygen, glucose, and other needed materials to cells. C) Carrying waste products away from cells. D) Controlling many body processes by means of chemicals. Show Answer Correct Answer: D) Controlling many body processes by means of chemicals. 2. What type of blood travels out to the whole body A) Oxygenated. B) Deoxygenated. C) Normal. D) Blue. Show Answer Correct Answer: A) Oxygenated. 3. Delivers blood to the lungs, where some carbon dioxide is eliminated & oxygen is replenished- A) Pulmonary circuit. B) Systemic circuit. C) Abdominal aorta. D) Superior mesenteric artery. Show Answer Correct Answer: A) Pulmonary circuit. 4. The folds of the small intestine are covered with fingerlive projections called ..... A) Bolus. B) Villi. C) Bile. D) Vicky. Show Answer Correct Answer: B) Villi. 5. The chemical process required to stop bleeding is called hemostasis A) True. B) False. Show Answer Correct Answer: A) True. 6. What is the function of valve? A) To make sure that blood flows regularly. B) To enable blood flow in two directions. C) To prevent veins from getting blood clot. D) To prevent blood from flowing backwards. Show Answer Correct Answer: D) To prevent blood from flowing backwards. 7. My favorite class is ..... !! A) Math. B) Science. C) English. D) Social Studies. Show Answer Correct Answer: B) Science. 8. The flow of blood through the lungs and back to the heart is called ..... A) Coronary circulation. B) Pulmonary circulation. C) Systemic circulation. D) High blood pressure. Show Answer Correct Answer: B) Pulmonary circulation. 9. When we exercise, our heartbeat A) Increases. B) Stops. C) Decrease. D) Remain the same. Show Answer Correct Answer: A) Increases. 10. In the heart ..... control the flow of blood through the heart. A) Valves. B) Lobes. C) Sphincters. D) Arteries. Show Answer Correct Answer: A) Valves. 11. How does the Circulatory system help your body maintain health and fitness? A) When your muscle has more oxygen it can work hard and you can do more exercise. B) It makes more blood. Show Answer Correct Answer: A) When your muscle has more oxygen it can work hard and you can do more exercise. 12. How does the heart supply itself with oxygenated blood? A) Coronary Arteries. B) Cardiac arteries. C) Systemic Arteries. D) Cardiac Veins. E) Pulmonary Artery. Show Answer Correct Answer: A) Coronary Arteries. 13. Potassium and oxygen are taken to body cells ..... what kind of job is this? A) Transport. B) Protection. C) Regulation. D) None of above. Show Answer Correct Answer: A) Transport. 14. Which valve prevents back flow of blood from the left ventricle to the left atrium? A) Mitral valve. B) Aortic valve. C) Tricuspid valve. D) Pulmonary valve. Show Answer Correct Answer: A) Mitral valve. 15. Venogram A) Record of a vein. B) Record of a vessel. C) Surgical repair of a vessel. D) State of slow heart. Show Answer Correct Answer: A) Record of a vein. 16. What is the tunica media? A) Thickest layer, consists of smooth muscle. B) Provides support for the vessel but also changes vessel diameter to regulate blood flow & blood pressure. C) All of the above. D) Middle layer of the three. Show Answer Correct Answer: C) All of the above. 17. Systemic circulation involves blood travelling to A) The lungs. B) The heart. C) The rest of the body. D) None of above. Show Answer Correct Answer: C) The rest of the body. 18. ..... is a muscular pumping organ in the human body. A) Nose. B) Heart. C) Kidneys. D) Hands. Show Answer Correct Answer: B) Heart. 19. What enzyme breaks down lipids (fats) A) Carbohydrase. B) Protease. C) Lipase. D) Amylase. Show Answer Correct Answer: C) Lipase. 20. What is the role of veins? A) To carry blood from our heart. B) To carry blood to our heart. C) To carry blood to our hands. D) To carry blood to our feet. Show Answer Correct Answer: B) To carry blood to our heart. ← 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