This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 25 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 25 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Lymphatic fluid originates from A) Excess tissue fluid. B) Glomerular filtrate. C) The kidneys. D) The pancreas. Show Answer Correct Answer: A) Excess tissue fluid. 2. Important for the exchange of oxygen, carbon dioxide and other molecules between blood and tissue A) Capillaries. B) Type B. C) Type AB. D) Type O. E) Type O. Show Answer Correct Answer: A) Capillaries. 3. The diaphragm is A) A passageway leading from the back of the mouth and the nasal cavity in the head to the larynx. B) A muscle that extends below the lungs that helps our lungs inhale and exhale air. C) Tiny air sacs at the end of the bronchial tubes where gas exchange occurs. D) Small tubes in your lungs that let air in and out of your lungs. Show Answer Correct Answer: B) A muscle that extends below the lungs that helps our lungs inhale and exhale air. 4. Aged and damaged erythrocytes are broken down by the ..... A) Lungs. B) Heart. C) Kidneys. D) Spleen. Show Answer Correct Answer: D) Spleen. 5. Which of the following can be found inside lymph nodes? A) Lymphocytes. B) Erythrocytes. C) Thrombocytes. D) None of above. Show Answer Correct Answer: A) Lymphocytes. 6. Part of the cardiovascular system which carries oxygenated blood away from the LV of the heart to the body via the aorta A) Hepatic Portal Circulation. B) Pulmonary Circulation. C) Systemic Circulation. D) None of above. Show Answer Correct Answer: C) Systemic Circulation. 7. If you were some bad guy trying to sneak into an animal cell, who would be there to stop you? A) Nucleus. B) Mitochondria. C) Cell membrane. D) Cell wall. Show Answer Correct Answer: C) Cell membrane. 8. Which organ is not a part of the circulatory system? A) Liver. B) Lungs. C) Heart. D) None of above. Show Answer Correct Answer: A) Liver. 9. Which organ is responsible for pumping blood throughout the body? It has four chambers and four valves. A) Heart. B) Spleen. C) Stomach. D) Large intestine. Show Answer Correct Answer: A) Heart. 10. You can also find your pulse on the side of your neck. A) True. B) False. Show Answer Correct Answer: A) True. 11. The ..... is one big muscle. A) Stomach. B) Heart. C) Lungs. D) Valves. Show Answer Correct Answer: B) Heart. 12. Blood entering the left atrium is oxygen-rich or oxygen-poor? A) Oxygen-rich. B) Oxygen-poor. Show Answer Correct Answer: A) Oxygen-rich. 13. What are the tiny tubes that exchange food, oxygen and waste? A) Veins. B) Arteries. C) Capillaries. D) Chambers. Show Answer Correct Answer: C) Capillaries. 14. A cell that is unable to import substances required to process chemical energy is most likely a result of a malfunctioning of the ..... A) Cell membrane. B) Golgi body. C) Endoplasmic reticulum. D) Nuclear envelope. Show Answer Correct Answer: A) Cell membrane. 15. In the lungs the blood mixes with the oxygen. A) True. B) False. Show Answer Correct Answer: A) True. 16. True or false? Arteries control the amount of blood that different organs receive. A) True. B) False. Show Answer Correct Answer: A) True. 17. Liquid composition ..... this pick up waste and deposits to the organs A) Plasma. B) Blood cells. C) T-cells. D) Platelets. Show Answer Correct Answer: A) Plasma. 18. The largest artery is A) Arara. B) Aorta. C) Other . D) None of above. Show Answer Correct Answer: B) Aorta. 19. The circulatory system is a transport system for the cells of the human body. A) True. B) False. Show Answer Correct Answer: A) True. 20. The aorta bends down in the abdomen and forms the ..... A) Thoracic aorta and abdominal aorta. B) Thoracic aorta and abdominal vein. C) Thoracic vein and abdominal vein. D) Thoracic vein and abdominal aorta. Show Answer Correct Answer: A) Thoracic aorta and abdominal aorta. ← 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