This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 513 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 513 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is the correct order of blood vessel types according to the following characteristics:blood vessel walls are the thinnest, valves are found inside blood vessels, blood with high oxygen content is found to transport blood to various parts of the body. A) Capillary, vein, artery. B) Venule, vein, arteriole. C) Arteriole, vena cava, artery. D) Capillary, aorta, arteriole. Show Answer Correct Answer: A) Capillary, vein, artery. 2. Arteries branch out to thinner blood vesseles called veins A) True. B) False. Show Answer Correct Answer: A) True. 3. Mitral, tricuspid, aortic and pulmonary are ..... found in the the heart to prevent backflow of blood. A) Chambers. B) Vessels. C) Valves. D) Pumps. Show Answer Correct Answer: C) Valves. 4. An adult body contains how many pints of blood? A) 50. B) 10. C) 9. D) 7. Show Answer Correct Answer: C) 9. 5. When we exhale, the volume of the lungs becomes larger; therefore, air flows from the lungs to the environment. A) True. B) False. Show Answer Correct Answer: B) False. 6. Which blood type can receive blood from ALL other blood types? A) AB+. B) O+. C) O-. D) B-. Show Answer Correct Answer: A) AB+. 7. ..... is the name for all blood-carrying tubes. A) Blood vessel. B) Veins. C) Artery. D) Carotid artery. Show Answer Correct Answer: A) Blood vessel. 8. A blood vessel that carries blood back to the heart. A) Cardiovascular System. B) Heart. C) Vein. D) Artery. Show Answer Correct Answer: C) Vein. 9. Hypotension A) The heart stops working. B) Blood pressure above 140/90. C) Inadequate blood supply because of low blood pressure. D) Build up of fat plaques on the wall of arteries. Show Answer Correct Answer: C) Inadequate blood supply because of low blood pressure. 10. Where does the blood go immediately after it goes into the lungs? A) Back to the lungs. B) To the heart. C) To the head. D) To the rest of the body. Show Answer Correct Answer: B) To the heart. 11. Capillaries are the smallest blood vessels in your body A) True. B) False. Show Answer Correct Answer: A) True. 12. What organ secretes all 3 enzymes A) Pancreas. B) Stomach. C) Liver. D) Mouth. Show Answer Correct Answer: A) Pancreas. 13. In the pulmonary circulation, what is the destination of oxygenated blood after leaving the lungs? A) Left atrium. B) Left ventricle. C) Right atrium. D) Right ventricle. Show Answer Correct Answer: A) Left atrium. 14. Blood leaves the heart and goes to the rest of the body through which chamber? A) Right atrium. B) Left atrium. C) Right ventricle. D) Left ventricle. Show Answer Correct Answer: D) Left ventricle. 15. What is the cardiovascular/circulatory system's main purpose? A) To move blood from the heart and back again. B) To collect and process information from the senses. C) To support and protect the body. D) To enable the body to move using muscles. Show Answer Correct Answer: A) To move blood from the heart and back again. 16. The internal membrane protecting the heart is the A) Endocardium. B) Pericardium. C) Myocardium. D) Alicardium. Show Answer Correct Answer: A) Endocardium. 17. We can live without our heart. A) True. B) False. Show Answer Correct Answer: B) False. 18. What are the three main types of blood vessels? A) Arteries, veins, and platelets. B) Arteries, veins, and plasma. C) Alveoli, veins, and capillaries. D) Arteries, veins, and capillaries. Show Answer Correct Answer: D) Arteries, veins, and capillaries. 19. What do you have when organ systems work together? A) Organs. B) Organism. C) Cells. D) Tissue. Show Answer Correct Answer: B) Organism. 20. The liquid part of the blood is A) Pale yellow. B) Red. Show Answer Correct Answer: A) Pale yellow. ← 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