This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 340 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 340 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Blood plasma is made of approximately..... and..... flowing to all parts of the body. A) 90% water, 10% dissolved substances90% air, 10% bahan terlarut. B) 95% water, 5% dissolved substances95% air, 5% bahan terlarut. C) 80% water, 20% dissolved substances80% air, 20% bahan terlarut. D) None of above. Show Answer Correct Answer: A) 90% water, 10% dissolved substances90% air, 10% bahan terlarut. 2. What word do we use to describe the movement of blood throughout the body? A) Respiration. B) Digestion. C) Rotation. D) Circulation. Show Answer Correct Answer: D) Circulation. 3. This system allows your body to move. A) Skeletal. B) Muscular. C) Respiratory. D) Circulatory. Show Answer Correct Answer: B) Muscular. 4. The semilunar valve separating the aorta from the left ventricle that prevents blood from flowing back into the left ventricle. A) Mitral valve. B) Tricuspid valve. C) Pulmonary valve. D) Aortic valve. Show Answer Correct Answer: D) Aortic valve. 5. Destiny has blood type B, what antigen is present? A) None. B) A. C) B. D) A and B. Show Answer Correct Answer: C) B. 6. An atrium is a part of the heart that ..... blood. A) Pumps. B) Shoots. C) Stores. D) Receives. Show Answer Correct Answer: D) Receives. 7. What tube moves food from the back of your throat to the stomach? A) Epiglottis. B) Pharynx. C) Esophagus. D) None of above. Show Answer Correct Answer: C) Esophagus. 8. An increase in a blood vessel's internal diameter- A) Anastomosis. B) Vasoconstriction. C) Hypotension. D) Vasodilation. Show Answer Correct Answer: D) Vasodilation. 9. Which valve prevents blood from flowing backward into the atria while the ventricle contracts? A) Tricuspid valve. B) Aortic valve. C) Pulmonic valve. D) Mitral valve. Show Answer Correct Answer: D) Mitral valve. 10. What is carbon dioxide? A) A gas that is produced when humans breathe out. B) A gas that humans breathe in. C) A gas that helps produce oxygen. D) None of above. Show Answer Correct Answer: A) A gas that is produced when humans breathe out. 11. Your heart weighs as much as A) A big bag of rice. B) A strawberry. C) An I-phone. D) A sneaker. Show Answer Correct Answer: D) A sneaker. 12. Blood from left atrium goes to ..... A) Aorta. B) Left ventricle. C) Right atrium. D) Left atrium. Show Answer Correct Answer: B) Left ventricle. 13. What is the heart made of? A) Fatty tissue. B) Chocolate cookies. C) Muscle. D) Scotch tape. Show Answer Correct Answer: C) Muscle. 14. Does a erythrocyte have a nucleus? A) Yes. B) No. Show Answer Correct Answer: B) No. 15. What is the normal blood pressure of a healthy adult? A) 150/80. B) 80/120. C) 120/60. D) 120/80. Show Answer Correct Answer: D) 120/80. 16. Your pulse tells how fast your ..... is beating. A) Heart. B) Lungs. Show Answer Correct Answer: A) Heart. 17. Which system works closely with the respiratory system? A) Skeletal system. B) Circulatory system. C) Excretory system. D) Digestive system. Show Answer Correct Answer: B) Circulatory system. 18. As the blood reaches the lungs, what is removed from the blood? A) Oxygen. B) Red blood cells. C) Carbon dioxide. D) White blood cells. Show Answer Correct Answer: C) Carbon dioxide. 19. Which of the following carries deoxygenated blood? A) Pulmonary vein. B) Pulmonary artery. C) Aorta. D) Coronary artery. Show Answer Correct Answer: B) Pulmonary artery. 20. What are the main gases that are transported by the blood? A) Carbon dioxide and hydrogen. B) Hydrogen and oxygen. C) Oxygen and carbon dioxide. D) None of above. Show Answer Correct Answer: C) Oxygen and carbon dioxide. ← 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