This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 54 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 54 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Blood from heart A) Aorta. B) Pericardium. C) Pulse. D) Systematic circulation. E) Pulmonary circulation. Show Answer Correct Answer: E) Pulmonary circulation. 2. Which blood vessels have thin walls that allow for the exchange of nutrients, gases, and waste products with surrounding tissues? A) Arteries. B) Capillaries. C) Venules. D) Veins. Show Answer Correct Answer: B) Capillaries. 3. Mainly attack parasites A) Neutrophils. B) Eosinophils. C) Monocytes. D) Lymphocytes. Show Answer Correct Answer: B) Eosinophils. 4. Blood is blue in the body when deoxygenated. A) False. B) True. Show Answer Correct Answer: A) False. 5. The yellow fluid part of blood that holds blood cells. A) Plasma. B) Platelets. C) Transfusion. D) None of above. Show Answer Correct Answer: A) Plasma. 6. What is the function of the thrombocytes(platelets) A) Help the blood clot. B) Spread carbon dioxide. C) Carry Oxygen. D) Fight Infection. Show Answer Correct Answer: A) Help the blood clot. 7. What follows diastole? A) Fibrillation. B) Phagocytosis. C) Hyperbole. D) Systole. Show Answer Correct Answer: D) Systole. 8. Fight bacteria and viruses by entering infected tissue, destroying bacteria/viruses and absorb dead blood cells A) Platelets. B) White Blood Cells. C) Red Blood Cells. D) Plasma. Show Answer Correct Answer: B) White Blood Cells. 9. Blood vessels may get clogged with age and sometimes filled with ..... A) Cheese whiz. B) Plaque. C) Toothpaste. D) None of above. Show Answer Correct Answer: B) Plaque. 10. Which is not a part of the Circulatory system? A) The heart. B) The blood. C) The blood vessels. D) The lungs. Show Answer Correct Answer: D) The lungs. 11. How many chambers in the heart of a mammal? A) Two. B) Three. C) Four. D) One. Show Answer Correct Answer: C) Four. 12. Pulmonary vein:from A) Aorta. B) Heart muscle cells. C) Heart. D) Lungs. Show Answer Correct Answer: D) Lungs. 13. Phlebitis is inflammation of a vein. A) False. B) True. Show Answer Correct Answer: B) True. 14. Are tiny oval-shaped cells that help in the clotting process. A) White blood cells. B) Platelets. C) Red blood Cell. D) None of above. Show Answer Correct Answer: B) Platelets. 15. Controls blood flow from the right ventricle into the pulmonary arteries, which carry blood to your lungs to pick up oxygen A) Aortic semilunar valve. B) Pulmonary semilunar valve. C) Because of the difference. D) Bicuspid (mitral) valve. E) Because of the difference. Show Answer Correct Answer: B) Pulmonary semilunar valve. 16. A blood cell that is bi-concave in shape and contains hemoglobin is called a/an: A) Plasma. B) Leukocyte. C) Erythrocyte. D) Thrombocyte. Show Answer Correct Answer: C) Erythrocyte. 17. Which chamber of the heart pumps with? A) Left ventricle. B) Bradycardia. C) Ventricle depolarization. D) Atrial depolarization (contraction). Show Answer Correct Answer: A) Left ventricle. 18. True or False:The circulatory system is necessary for survival. A) False. B) True. Show Answer Correct Answer: B) True. 19. Move or work quickly A) Waste. B) Muscle. C) Tissue. D) Speed Up. E) Beat. Show Answer Correct Answer: D) Speed Up. 20. Which is NOT an issue that can happen to our lungs? A) Trouble Breathing. B) Asthma. C) Lung Cancer. D) Stressed lungs. Show Answer Correct Answer: D) Stressed lungs. 21. What is the energy molecule? A) ATP. B) DNA. C) RNA. D) AAA. Show Answer Correct Answer: A) ATP. 22. Also known as cardiovascular system. Referred to as the "transportation" system of the body. Consists of heart, blood vessels, and blood. A) Lymphatic system. B) Respiratory system. C) Capillaries. D) Circulatory system. Show Answer Correct Answer: D) Circulatory system. 23. What is the average adult heart size? A) Size of a basketball. B) Size of a fist. C) Size of a watermelon. D) Size of a tennis ball. Show Answer Correct Answer: B) Size of a fist. 24. During an average lifetime, a human heart will beat about more than 2.5 billion times. About how many times does it beat in a day? A) 1 million times. B) 50, 000 times. C) 100, 000 times. D) 500, 000 times. Show Answer Correct Answer: C) 100, 000 times. 25. This type of blood helps your blood to clot, so you don't bleed out when you cut yourself A) Red blood cells. B) White blood cells. C) Platelets. D) None of above. Show Answer Correct Answer: C) Platelets. 26. What type of air to we breath "out" A) Carbon dioxide. B) Oxygen. C) Nitrogen. D) None of above. Show Answer Correct Answer: A) Carbon dioxide. 27. Little blood circulation A) Heart (left ventricle) $\rightarrow$ all body tissues $\rightarrow$ heart (right atrium). B) Heart (right ventricle) $\rightarrow$ lungs $\rightarrow$ heart (left atrium). Show Answer Correct Answer: B) Heart (right ventricle) $\rightarrow$ lungs $\rightarrow$ heart (left atrium). 28. What is an erythrocyte? A) Red blood cell. B) T-cell. C) Plasma cell. D) White blood cell. Show Answer Correct Answer: A) Red blood cell. 29. What can result from an atrial septal defect? A) All of the above. B) Heart failure. C) Stroke. D) Abnormal heartbeat. Show Answer Correct Answer: A) All of the above. 30. Which part of the blood is the solid part? A) Wastes. B) Plasma. C) Nutrients. D) Cells. Show Answer Correct Answer: D) Cells. 31. What cells line the interior surface of vessels? A) Epithelium. B) Goblet. C) Leydig. D) Endothelium. Show Answer Correct Answer: D) Endothelium. 32. Cells that are responsible for Immune Defense. (Phagocytosis) A) Neutrophils. B) Eosinophils. C) Lymphocytes. D) Basophils. Show Answer Correct Answer: A) Neutrophils. 33. What is the largest artery in your body called? A) The lung. B) The Superior Vena Cava. C) The Aorta. D) None of above. Show Answer Correct Answer: C) The Aorta. 34. A ..... is a one-way "door" that normally allows blood to flow in only one direction through the heart. A) Pulse. B) Valve. C) Blood. D) None of above. Show Answer Correct Answer: B) Valve. 35. Transport system of the body responsible for carrying oxygen and nutrients to the body and carrying away carbond ioxide and other wastes, composed of the heart, blood vessels, and blood A) Cardiovascular system. B) System circulation. C) Lymphatic system. D) Pulmonary circulation. Show Answer Correct Answer: A) Cardiovascular system. 36. The group of organs, consisting of the heart and blood vessels, that circulates blood through the body. A) Circulatory System. B) Respiratory System. C) Digestive System. D) Lymphatic System. Show Answer Correct Answer: A) Circulatory System. 37. Which of the following is true about veins and arteries? A) Arteries carry oxygen away from the heart, veins carry carbon dioxide to the heart. B) Arteries carry carbon dioxide away from the heart, veins carry oxygen to the heart. C) Arteries carry oxygen to the heart, and veins carry carbon dioxide away from the heart. D) Arteries carry carbon dioxide to the heart, and veins carry oxygen away from the heart. Show Answer Correct Answer: A) Arteries carry oxygen away from the heart, veins carry carbon dioxide to the heart. 38. This system transports oxygen and nutrients around the body. A) Circulatory. B) Digestive. C) Skeletal. D) Respiratory. Show Answer Correct Answer: A) Circulatory. 39. Protects against infection and disease is a function of the A) Blood. B) Circulatory system. C) Blood & circulatory system. D) None of above. Show Answer Correct Answer: C) Blood & circulatory system. 40. What is the valve located between the right atrium and the right ventricle called? A) Pulmonary Valve. B) Mitral Valve. C) Aortic Valve. D) Tricuspid Valve. Show Answer Correct Answer: D) Tricuspid Valve. 41. The systemic system involves blood flow to A) The Liver. B) The Kidneys. C) All tissues except the heart and lungs. D) All of the above. Show Answer Correct Answer: D) All of the above. 42. Move on own power A) Platelets. B) Red blood cells. C) White blood cells. D) Plasma. Show Answer Correct Answer: C) White blood cells. 43. How does blood get from the left side of the heart to the right side of the heart? A) It goes through the walls of the heart. B) It flows out of the left side through the arteries and veins, through the body, and back into the right side. C) It pushes through the valves in the heart back and forth without going through the body. D) None of above. Show Answer Correct Answer: B) It flows out of the left side through the arteries and veins, through the body, and back into the right side. 44. Opens to allow oxygen-rich blood to pass from the left ventricle into the aorta, your body's largest artery, where it is delivered to the rest of your body A) AV node. B) Aortic semilunar valve. C) AV node. D) Because of the difference. E) Bicuspid (mitral) valve. Show Answer Correct Answer: B) Aortic semilunar valve. 45. Oxygenated blood enters the heart through which chamber? A) Left atrium. B) Right Ventricle. C) Right atrium. D) Left Ventricle. Show Answer Correct Answer: A) Left atrium. 46. How much of your blood is liquid A) 30%. B) 45%. C) 55%. D) 70%. Show Answer Correct Answer: C) 55%. 47. I wrap around muscles & alveoli to allow GAS EXCHANGE A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 48. What is the function of the pulmonary artery? A) Carries oxygenated blood from the lungs to the left ventricle. B) Carries oxygenated blood from the left ventricle to the body. C) Carries deoxygenated blood from the body to the right atrium. D) Carries deoxygenated blood from the right ventricle to the lungs. Show Answer Correct Answer: D) Carries deoxygenated blood from the right ventricle to the lungs. 49. The function of white blood cells is to A) Fight diseases. B) Maintain water balance in the blood. C) Carry wastes away. D) Carry carbon dioxide. Show Answer Correct Answer: A) Fight diseases. 50. What is the function of lymph nodes? A) To trap blood in the capillaries. B) To help you sweat. C) To trap disease-causing bacteria. D) To move lymph into the heart. Show Answer Correct Answer: C) To trap disease-causing bacteria. 51. The heart is made up of ..... chambers. A) 4. B) 2. Show Answer Correct Answer: A) 4. 52. Which activity should keep your heart rate the lowest? A) Stretching. B) Jumping jacks. C) Sprints. D) Jogging in place. Show Answer Correct Answer: A) Stretching. 53. True or False. Veins have one-way valves that prevent backflow of blood. A) True. B) False. Show Answer Correct Answer: A) True. 54. Cross heterozygous A blood with homozygous B blood A) AB, B. B) AB, A. C) AB, B, O. D) AB, A, O. Show Answer Correct Answer: A) AB, B. 55. Why is the left ventricle larger than the right ventricle? A) The left ventricle is made first during growth. B) The right ventricle gets injured as you grow. C) The left ventricle needs to pump more blood to the entire body and the right ventricle only pumps blood to the lungs. D) The left ventricle needs to pump more blood to the lungs and the right ventricle only pumps blood to the body. Show Answer Correct Answer: C) The left ventricle needs to pump more blood to the entire body and the right ventricle only pumps blood to the lungs. 56. What is responsible for transporting oxygen and carbon dioxide around the body? A) Plasma. B) Red Blood Cells. C) Platelets. D) White blood Cells. Show Answer Correct Answer: B) Red Blood Cells. 57. Which is located within the walls of the ventricles? A) Purkinje fibers. B) Because of the difference. C) AV node. D) AV bundle and branches. Show Answer Correct Answer: A) Purkinje fibers. 58. Which blood vessel carries blood from the heart to the lungs to receive oxygen? A) Vena Cava. B) Pulmonary Artery. C) Aorta. D) Pulmonary Vein. Show Answer Correct Answer: B) Pulmonary Artery. 59. What can happen sometimes when you stand up to quickly? A) You become light-headed. B) Your blood stays down at your legs and feet. C) Your blood does not get to your head fast enough. D) All of the above. Show Answer Correct Answer: D) All of the above. 60. The name given to the heart, blood vessels, and blood which transport oxygen and nutrients to all parts of the body, as well as carries away waste products. A) Muscular System. B) Respiratory System. C) Circulatory System. D) Digestive System. Show Answer Correct Answer: C) Circulatory System. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesCirculatory System Quiz 1Circulatory System Quiz 2Circulatory System Quiz 3Circulatory System Quiz 4Circulatory System Quiz 5Circulatory System Quiz 6Circulatory System Quiz 7Circulatory System Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books