This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 324 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 324 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Fish have..... atrium A) One. B) Two. C) Three. D) Four. Show Answer Correct Answer: A) One. 2. Blood in the aorta is A) High in oxygen, low in carbon dioxide. B) High in oxygen, high in carbon dioxide. C) Low in oxygen, low in carbon dioxide. D) Low in oxygen, high in carbon dioxide. Show Answer Correct Answer: A) High in oxygen, low in carbon dioxide. 3. How much blood does the average adult have in his or her body? A) 2 to 4 quarts. B) 4 to 6 quarts. C) 6 to 8 quarts. D) 3 to 4 quarts. Show Answer Correct Answer: B) 4 to 6 quarts. 4. Pressure exerted by circulating blood upon thewalls of the blood vessels A) Diastolic Pressure. B) Systolic Pressure. C) Blood Pressure. D) Arterial Pressure. Show Answer Correct Answer: C) Blood Pressure. 5. From which one of the following chambers of human heart is the oxygenated blood pumped into aorta? A) Right atrium. B) Right ventricle. C) Left atrium. D) Left ventricle. Show Answer Correct Answer: D) Left ventricle. 6. Looking at blood under a microscope, what are the cells that stained purple? A) Leukocytes. B) Erythrocytes. C) Platelets. D) Plasma. E) Hematocrits. Show Answer Correct Answer: A) Leukocytes. 7. "Provides body cells with oxygen and removes carbon dioxide that cells produce as waste" describes which system A) Circulatory System. B) Respiratory System. Show Answer Correct Answer: B) Respiratory System. 8. This is the process in which cells surround and digest any bacteria or other cells that may cause damage to tissue. A) Lymphocytosis. B) Phagocytosis. C) Fibrinolysis. D) Hemolysis. Show Answer Correct Answer: B) Phagocytosis. 9. Heart muscle allows our heart to ..... continuously to all parts of our body. A) Pump blood. B) Pump oxygen. Show Answer Correct Answer: A) Pump blood. 10. The windpipe and trachea are synonyms. A) False. B) True. Show Answer Correct Answer: B) True. 11. How many kind of blood vessels do we have in our circulatory system? A) One. B) Two. C) Three. D) Four. Show Answer Correct Answer: C) Three. 12. What am I? I am the outer layer of an artery or vein A) Outer tunic. B) Tunica media. C) Intimate tunic. D) None of above. Show Answer Correct Answer: A) Outer tunic. 13. ..... carry blood from the heart to the rest of the body. This blood contains ..... A) Arteries, Oxygen. B) Veins, Oxygen. C) Arteries, Carbon Dioxide. D) Veins, Carbon Dioxide. Show Answer Correct Answer: A) Arteries, Oxygen. 14. What is the name of the largest artery in the body? A) Aorta. B) Pulmonary artery. C) Carotid artery. D) Subclavian artery. Show Answer Correct Answer: A) Aorta. 15. What connects arterioles and venule? A) Capillaries. B) Veins. C) Arteries. D) None of above. Show Answer Correct Answer: A) Capillaries. 16. Each upper chamber. A) Capillary. B) Ventricle. C) Atrium. D) None of above. Show Answer Correct Answer: C) Atrium. 17. The 5th grade team at Paw Creek Elementary School is A) Amazing. B) Incredible. C) Extremely helpful. D) The best in CMS. Show Answer Correct Answer: A) Amazing. 18. Oxygenated in veins A) Pulmonary veins. B) Systematic veins. Show Answer Correct Answer: A) Pulmonary veins. 19. Which heart structure separates the right and left sides of the heart and prevents oxygenated and deoxygenated blood from mixing? A) Mitral valve. B) Ventricle. C) Septum. D) Atrium. Show Answer Correct Answer: C) Septum. 20. The Main tube that takes air to your lungs A) Bronchi. B) Bronchioles. C) Trachea. D) Air sacs. Show Answer Correct Answer: C) Trachea. ← 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