This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 572 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 572 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The ion found in the haem group is what A) Mg2+. B) O2-. C) Category+. D) F+. Show Answer Correct Answer: C) Category+. 2. Which of these blood vessels have an extremely narrow lumen (Just wide enough for a RBC to pass through)? A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 3. These blood cells carry oxygen from the lungs to all parts of the body. A) White Blood Cells. B) Red Blood Cells. C) Platelets. D) Plasma. Show Answer Correct Answer: B) Red Blood Cells. 4. Blood carries ..... to the heart. A) Vitamins. B) Germs. C) Oxygen. D) None of above. Show Answer Correct Answer: C) Oxygen. 5. They are blood cells that fight bacterial and fungi infections A) Lymphocytes. B) Neurophil. C) Basophil. D) Eosinophil. Show Answer Correct Answer: B) Neurophil. 6. The blood tastes saltish due to presence of dissolved A) Sodium chloride. B) Potassium chloride. C) Silver nitrate. D) Sodium nitrate. Show Answer Correct Answer: A) Sodium chloride. 7. What is the function of your veins? A) Carry blood to the heart. B) Carry blood to the lungs. C) Carry blood away from the heart. D) Connect the veins and capillaries. Show Answer Correct Answer: A) Carry blood to the heart. 8. The thickest tunica layer of an artery is ..... ? A) Tunica adventitia. B) Tunica media. C) Intimate tunic. D) None of above. Show Answer Correct Answer: B) Tunica media. 9. What is/are the functions of heart tendons? A) Prevent the valves from turning inside out when the septum contracts. B) Prevent the valves from turning inside out when the arteries contract. C) Prevent the valves from turning inside out when the ventricles contract. D) Prevent the valves from turning inside out when the atria contract. Show Answer Correct Answer: C) Prevent the valves from turning inside out when the ventricles contract. 10. The pulmonary circuit is blood flow between the heart and the ..... A) Intestines. B) Brain. C) Legs. D) Lungs. Show Answer Correct Answer: D) Lungs. 11. A lymphatic structure located in the upper left quadrant of the abdomen is called? A) Lymph. B) Lymph fluid. C) Spleen. D) None of above. Show Answer Correct Answer: C) Spleen. 12. Which type of blood vessels carry blood away from heart? A) Veins. B) Arteries. C) Capillaries. D) Pulmonary artery. Show Answer Correct Answer: B) Arteries. 13. State TRUE or FALSE !Your lungs is the rate at which your heart beats. A) True. B) False. C) Maybe . D) None of above. Show Answer Correct Answer: B) False. 14. The purpose of the circulatory system is to transport the following materials throughout the body EXCEPT ..... A) NUTRIENTS. B) WASTES. C) OXYGEN. D) CARBON DIOXIDE. Show Answer Correct Answer: D) CARBON DIOXIDE. 15. How many types of leukocytes and what are they? A) 5 types:neutrophils, eosinophils, basophils, monocytes, lymphocytes. B) 5 types:thrombocytes, lymphocytes, neutrophils. basophils, monocytes. C) 3 types:Neutrophils, eosinophils, basophils. D) 3 types:neutrophils, eosinophils, monocytes. Show Answer Correct Answer: A) 5 types:neutrophils, eosinophils, basophils, monocytes, lymphocytes. 16. What type of blood vessel has thick, elastic and muscular walls A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 17. I. Oxygen gets into every cell in your body in the alveoli, to the red blood cells in the capillaries to the arteries, to the heart then to the different parts of the body.II. Carbon dioxide is carried from the different parts of the body into the capillaries to the vein, to the heart then to the lungs. Which statement is correct? A) Statement I. B) Statement II. C) Both statements. D) Neither of the statement. Show Answer Correct Answer: C) Both statements. 18. Poietin? A) Substance that forms. B) Substance that destroys. Show Answer Correct Answer: A) Substance that forms. 19. Which blood cells repair damage to the body and stop you from bleeding? A) Platelets. B) Red blood cells. C) White blood cells. D) None of above. Show Answer Correct Answer: A) Platelets. 20. Shape of human heart..... A) Cylindrical columnar. B) Cuboidal Cubic Mu. C) Hexagonal polygon. D) Triangular. Show Answer Correct Answer: D) Triangular. ← 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