This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 45 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 45 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The name of the hearts chamber that pumps blood into the aorta is called the ..... A) Left Ventricle. B) Ventricle. C) Right Ventricle. D) Left Atrium. Show Answer Correct Answer: A) Left Ventricle. 2. The heart, trachea, esophagus, and lymph nodes are all found in the A) Pericardium. B) Pericardial sac. C) Mediastinum. D) Myocardium. Show Answer Correct Answer: C) Mediastinum. 3. It contains valves A) Lymphatic vessels. B) Lymphatic ducts. C) Lymphatic capillaries. D) None of above. Show Answer Correct Answer: A) Lymphatic vessels. 4. The muscles contracting is important for returning the blood back to the heart against gravity in which vessels. A) Arteries. B) Veins. C) Capillaries. D) Blood. Show Answer Correct Answer: B) Veins. 5. The smallest blood vessels that ensure oxygen and nutrients are delivered to the body's cells. A) Capillaries. B) Arteries. C) Veins. D) None of above. Show Answer Correct Answer: A) Capillaries. 6. Blood carries oxygen and nutrients to the cells of the body. A) True. B) False. Show Answer Correct Answer: A) True. 7. What color is blood without oxygen? A) Blue. B) Bright red. C) Dark red. D) None of above. Show Answer Correct Answer: C) Dark red. 8. ..... system gives shape and support to the body; protects the soft organs inside A) Nervous. B) Muscular. C) Circulatory. D) Skeletal. Show Answer Correct Answer: D) Skeletal. 9. Which of these is NOT a function of the circulatory system? A) Deliver oxygen. B) Transport waste. C) Defend against disease. D) Help digest food. Show Answer Correct Answer: D) Help digest food. 10. Which blood type can donate to all other blood types? A) A. B) AB. C) B. D) O. Show Answer Correct Answer: D) O. 11. If your blood is type B, what antibodies would your body produce? A) Type A. B) Type B. C) Type O. D) Type AB. Show Answer Correct Answer: A) Type A. 12. ..... is a cell fragment that is involved in blood clotting is A) Artery. B) Platelet. C) Vein. D) Capillary. Show Answer Correct Answer: B) Platelet. 13. What type of blood those the veins carry? A) Oxygenated. B) Deoxygenated. Show Answer Correct Answer: B) Deoxygenated. 14. Which part of blood protects your body from infections and illnesses? A) Platelets. B) White blood cells. C) Plasma. D) Red blood cells. Show Answer Correct Answer: B) White blood cells. 15. ..... recive the blood from from lungs A) Right atrium. B) Left atrium. C) Left ventricles. D) Right ventricles. Show Answer Correct Answer: B) Left atrium. 16. What does the pulmonary valve do? A) Guides blood from heart to lungs. B) Guides blood from lungs to heart. C) Guides blood from veins to heart. D) Guides blood from lungs to brain. Show Answer Correct Answer: A) Guides blood from heart to lungs. 17. The heat is a ..... A) Muscle. B) Bone. Show Answer Correct Answer: A) Muscle. 18. Which blood cell is directly involved in the clotting process? A) Platelets. B) Plasma. C) Red blood cell. D) None of above. Show Answer Correct Answer: A) Platelets. 19. Where do you find deoxygenated blood? A) Right leg and right foot. B) Right atrium and right ventricle. C) Left atrium and left ventricle. D) Left atrium and right ventricle. Show Answer Correct Answer: B) Right atrium and right ventricle. 20. We get our nutrients through digestive system. A) True. B) False. Show Answer Correct Answer: A) True. ← 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