This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 595 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 595 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. It is the main organ of the circulatory system. A) Blood. B) Blood vessels. C) Heart. D) Aorta. Show Answer Correct Answer: C) Heart. 2. The largest structures in your heart are the two chambers. A) False. B) True. Show Answer Correct Answer: A) False. 3. Which of these answers is a blood vessel? A) Bones. B) Blood. C) Capillaries. D) Food. Show Answer Correct Answer: C) Capillaries. 4. Has lots of valves A) Arteries (pulses) [6]. B) Venous Vessels (Back) [6]. Show Answer Correct Answer: B) Venous Vessels (Back) [6]. 5. Blood carry ..... and ..... to your body cells A) Nitrogen and Oxygen. B) Nutrients and Plasma. C) Oxygen and Nutrients. D) Iron and antibodies. Show Answer Correct Answer: C) Oxygen and Nutrients. 6. Transfer of blood from donor directly to recipient A) Homologous Transfusion. B) Autologous Transfusion. C) Direct Transfusion. D) Indirect Transfusion. Show Answer Correct Answer: C) Direct Transfusion. 7. How many types of circulation(s) does your heart handle? A) 7. B) 1. C) 5. D) 3. Show Answer Correct Answer: D) 3. 8. The main organ in the respiratory system is the A) Heart. B) Lungs. C) Stomach. D) Kidneys. Show Answer Correct Answer: B) Lungs. 9. The structure of a lymphatic vessel is most similar to that of a(n) A) Artery. B) Arteriole. C) Vein. D) Capillary. Show Answer Correct Answer: C) Vein. 10. What is the wall that separates the right and left side of the heart? A) Atrium. B) Ventricle. C) Septum. D) Artery. Show Answer Correct Answer: C) Septum. 11. Which takes the wastes from the body cells? A) Platelets. B) Red blood cells. C) White blood cells. D) Plasma. Show Answer Correct Answer: D) Plasma. 12. We need blood for ALL of the following reasons EXCEPT: A) Transport needed substances to the body's cell. B) Transport waste. C) Helps maintain a constant body temperature. D) Helps to increase the ability to hear sound. Show Answer Correct Answer: D) Helps to increase the ability to hear sound. 13. End diastolic volume (EDV) is the product of heart rate and stroke volume. A) True. B) False. Show Answer Correct Answer: B) False. 14. It carries oxygenated blood to all parts of the body A) Heart. B) Arteries. C) Veins. D) Aorta. Show Answer Correct Answer: B) Arteries. 15. Identify the type of blood vessel described:A blood vessel that travels through tissues to provide cells with oxygen and nutrients. A) Vein. B) Artery. C) Capillary. D) None of above. Show Answer Correct Answer: B) Artery. 16. What organ keeps the blood moving within the Circulatory System? A) Liver. B) Lungs. C) Heart. D) Eyes. Show Answer Correct Answer: C) Heart. 17. The ..... make carbon dioxide in the body. A) Tissue. B) Lungs. C) Blood. D) Cells of the body. Show Answer Correct Answer: D) Cells of the body. 18. What is the function of the nose? A) It is where signals are sent to the brain. B) It is where digestion begins. C) It is where air enters the body. D) It is where wastes are removed from the body. Show Answer Correct Answer: C) It is where air enters the body. 19. A portal vessel is a vessel A) Connecting the small intestine with the liver. B) With a wall thicker than a normal vein. C) Carrying nutrients to the liver. D) With capillaries at both ends. Show Answer Correct Answer: D) With capillaries at both ends. 20. Leukocytes that are part of the specific immune response and can produce antibodies. A) Basophils. B) Eosinophils. C) Lymphocytes. D) Monocytes. E) Neutrophils. Show Answer Correct Answer: C) Lymphocytes. ← 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