This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 292 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 292 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Blood is a tissue A) True. B) False. Show Answer Correct Answer: A) True. 2. Which organ is the primary place of absorption of nutrients into the circulatory system? A) Small intestine. B) Stomach. C) Liver. D) None of above. Show Answer Correct Answer: A) Small intestine. 3. The exchange of oxygen and carbon dioxide happens in which type of blood vessel? A) Vein. B) Artery. C) Capillary. D) Arteriole. Show Answer Correct Answer: C) Capillary. 4. It gives your body the oxygen and nutrients that are needed in your body. A) Cardiovascular system. B) Platelets. C) Blood. D) Ventricles. Show Answer Correct Answer: C) Blood. 5. Red blood cells live about ..... days and are continually being replaced. A) 100. B) 20. C) 150. D) 120. Show Answer Correct Answer: D) 120. 6. Blood clot in the heart A) Heart attack. B) Stroke. C) Hypertension. D) Diabetes. Show Answer Correct Answer: A) Heart attack. 7. The heart is composed of A) Skeletal muscle. B) Smooth muscle. C) Cardiac muscle. D) Striated muscle. Show Answer Correct Answer: C) Cardiac muscle. 8. Blood from the right ventricle travels into the ..... A) Small intestine. B) Stomach. C) Lungs. D) Heart. Show Answer Correct Answer: C) Lungs. 9. Doctor:The three main parts in the circulatory system are: A) Organs. B) The kidneys, the capillaries and blood. C) The heart, blood vessels, and blood. D) None of above. Show Answer Correct Answer: C) The heart, blood vessels, and blood. 10. ..... end with blood capillaries. A) Arteries. B) Capillaries. C) Veins. D) No correct answer. Show Answer Correct Answer: A) Arteries. 11. Capillaries connect veins to A) Other capillaries. B) Veins. C) Arteries. D) None of above. Show Answer Correct Answer: C) Arteries. 12. What's the next step after the left atrium? A) Left ventricle. B) Right ventricle. C) Artery. D) Vein. Show Answer Correct Answer: A) Left ventricle. 13. Arteries carry (almost always) oxygenated blood A) Towards the heart. B) Towards the lungs. C) Away from the heart. D) Away from the lungs. Show Answer Correct Answer: C) Away from the heart. 14. The outer WALL of the heart is called the ..... A) Myocardium. B) Endocardium. C) Pericardium. D) Epicardium. Show Answer Correct Answer: D) Epicardium. 15. Which term represents the amount of blood the heart pumps each beat? A) Heart rate. B) Stroke volume. C) Cardiac output. D) None of above. Show Answer Correct Answer: B) Stroke volume. 16. What is thrombocytopenia? A) When bone marrow makes too few platelets. B) When bone marrow makes too many platelets. C) When bone marrow makes too few RBCs. D) When bone marrow makes too few WBCs. Show Answer Correct Answer: A) When bone marrow makes too few platelets. 17. Which of the following IS NOT a disease or disorder of the respiratory system? A) Lung cancer. B) Emphysema. C) Asthma. D) High blood pressure. Show Answer Correct Answer: D) High blood pressure. 18. Red blood cells carry: A) Nitrogen. B) Water. C) Sugar. D) Oxygen. Show Answer Correct Answer: D) Oxygen. 19. Platelets are responsible for forming clots in the body by secreting ..... to help form clots. A) Clotting Factor. B) Fear Factor. C) Adhesive Factor. D) Vitamin K. Show Answer Correct Answer: A) Clotting Factor. 20. Which of the followig does not belong to the group? A) Alveoli. B) Pharynx. C) Diaphragm. D) Veins. Show Answer Correct Answer: D) Veins. ← 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