This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 409 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 409 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Where does deoxygenated blood go to get oxygen? A) The heart. B) The brain. C) The lungs. D) The stomach. Show Answer Correct Answer: C) The lungs. 2. Blood pressure measures A) The contraction and relaxation of the heart. B) The number of times the heart beats per minute. C) The force exerted on the walls of the arteries by the blood. D) The expansion and recoiling of the aorta. Show Answer Correct Answer: C) The force exerted on the walls of the arteries by the blood. 3. How big is the heart? A) Size of a golfball. B) Size of your fist. C) Size of your eyeball. D) Size of your head. Show Answer Correct Answer: B) Size of your fist. 4. Where are oxygen and nutrients picked up by the blood? A) Arteries. B) Veins. C) Capillaries. D) Alveoli. Show Answer Correct Answer: C) Capillaries. 5. Human Red Blood Cells transport A) Oxygen. B) Dissolved Food. C) Hormones. D) Antibodies. Show Answer Correct Answer: A) Oxygen. 6. What is the main function of white blood cells? A) Carry oxygen to the cells. B) Protect against disease and harmful bacteria; produce antibodies. C) Carry carbon dioxide away from the cells. D) Involved in the clotting process of the blood following an injury. Show Answer Correct Answer: B) Protect against disease and harmful bacteria; produce antibodies. 7. The blood vessels that transmit the blood from the heart to all of the body A) Arteries. B) Veins. C) Blood capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 8. Which of the following blood cells are involved in blood clotting? A) Red Blood Cells. B) Leucocytes. C) Thrombocytes. D) Erythrocytes. Show Answer Correct Answer: C) Thrombocytes. 9. What is common on the following diseases:atherosclerosis, stroke, coronary heart disease and hypertensive heart disease? A) Fatty deposit in the artery. B) Hereditary. C) May be acquired due to lifestyle. D) Both the fat deposit in the artery and is lifestyle related. Show Answer Correct Answer: D) Both the fat deposit in the artery and is lifestyle related. 10. They are tubes that connect the heart to the different body parts. A) Blood. B) Blood Vessels. C) Bicuspid Valve. D) Valve. Show Answer Correct Answer: B) Blood Vessels. 11. What are the lower cavities called? A) Right and left angles. B) Right and left hands. C) Right and left ventricles. D) None of above. Show Answer Correct Answer: C) Right and left ventricles. 12. Flap of tissue that seals off the windpipe and prevents food from entering A) Epiglottis. B) Larynx. C) Tranchea. D) Bronchus. Show Answer Correct Answer: A) Epiglottis. 13. Give the major parts of the respiratory system. A) Brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the rest of the body. B) Nose, Pharynx, Larynx, Trachea, Lungs. C) Blood, The heart, Blood vessels, Arteries, Capillaries, Veins. D) None of above. Show Answer Correct Answer: B) Nose, Pharynx, Larynx, Trachea, Lungs. 14. Which part of our circulatory system has the function of clotting blood to stop bleeding? A) Veins. B) Arteries. C) Cholesterol. D) Platelets. Show Answer Correct Answer: D) Platelets. 15. Carries blood back to the heart- A) Arterioles. B) Arteries. C) Veins. D) Thrombosis. Show Answer Correct Answer: C) Veins. 16. What is a function of the heart? A) It pumps blood through your body. B) It helps you expel waste materials out your body. C) It distributes proteins through your body. D) All of them. Show Answer Correct Answer: A) It pumps blood through your body. 17. Where does hemopoiesis happen? A) Liver. B) Kidneys. C) Bone. D) Heart. Show Answer Correct Answer: C) Bone. 18. Which blood cells are responsible for picking up oxygen in the lungs? A) White blood cells. B) Red blood cells. C) Platelets. D) Plasma. Show Answer Correct Answer: B) Red blood cells. 19. Organ system in which blood moves through vessels A) Blood vessels. B) Circulation. C) Closed circulatory system. D) Septum. Show Answer Correct Answer: C) Closed circulatory system. 20. What is another word for White Blood Cell? A) Erythrocyte. B) Leukocyte. C) Platelet. D) Monocyte. Show Answer Correct Answer: B) Leukocyte. ← 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