This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 114 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 114 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which circulatory system is more efficient? A) Closed circulatory system. B) Open circulatory system. C) They are both the same efficiency. D) None of above. Show Answer Correct Answer: A) Closed circulatory system. 2. The windpipe is also known as which organ? A) Alveoli. B) Nose. C) Lung. D) Trachea. Show Answer Correct Answer: D) Trachea. 3. This type of the blood vessel carries oxygen rich blood from the heart to the rest of the body ..... A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 4. What type of Circulation brings oxygenated blood to the lungs? A) Systemic Circulation. B) Pulmonary Circulation. Show Answer Correct Answer: B) Pulmonary Circulation. 5. Which type of cells contain haemoglobin? A) Platelets. B) White blood cells. C) Stomata. D) Red blood cells. Show Answer Correct Answer: D) Red blood cells. 6. High blood pressure can be dangerous to your health. A) True. B) False. Show Answer Correct Answer: A) True. 7. What part of the heart acts like doors to control the blood flow? A) Valves. B) Kidneys. C) Chambers. D) Pulmonary veins. Show Answer Correct Answer: A) Valves. 8. Deoxygenated Blood is carried in A) Veins. B) Arteries. Show Answer Correct Answer: A) Veins. 9. What is cellular respiration? A) The breakdown of glucose to release FADH. B) The breakdown of glucose to release ATP. C) The breakdown of glucose to release carbon. D) The breakdown of glucose to release NADH. Show Answer Correct Answer: B) The breakdown of glucose to release ATP. 10. Part of the brain that controls vital body functions such as the heart rate and respiration A) Brain stem. B) Midbrain. C) Medulla oblongata. D) Cerebrum. E) Cerebellum. Show Answer Correct Answer: C) Medulla oblongata. 11. What type of blood collects in the left atrium A) Deoxygenated. B) Normal. C) Blue. D) Oxygenated. Show Answer Correct Answer: D) Oxygenated. 12. Which blood vessel type is involved in the exchange of oxygen and nutrients with the tissues of the body? A) Sphincters. B) Arteries. C) Capillaries. D) Arterioles. Show Answer Correct Answer: C) Capillaries. 13. Where the impure blood comes first A) Right ventricle . B) Left artery. C) Left ventricle. D) Right artery. Show Answer Correct Answer: D) Right artery. 14. This side of the heart pumps oxygenated blood: A) Right side. B) Left side. C) Both sides. D) Neither side. Show Answer Correct Answer: B) Left side. 15. Which blood vessel is responsible for taking blood away from the heart to the body? A) Vein. B) Muscles. C) Artery. D) Capillaries. Show Answer Correct Answer: C) Artery. 16. ..... are the lower cavities of the heart. A) Ventricles. B) Arteries. C) Lungs. D) Atria. Show Answer Correct Answer: A) Ventricles. 17. Found in red blood cells. Carries oxygen from the lungs to body tissues. A) Platelets. B) Hemoglobin. C) White blood cells. D) Plasma. Show Answer Correct Answer: B) Hemoglobin. 18. ..... valve is present between the right auricle and right ventricles A) Tricuspid. B) Aortic. C) Bicuspid. D) Pulmonary. Show Answer Correct Answer: A) Tricuspid. 19. Blood does not clot properly A) Sickle cell anemia. B) Hemophilia. C) Leukemia. D) Heart attack. Show Answer Correct Answer: B) Hemophilia. 20. What stores bile and sends it the small intestine? A) Liver. B) Gallbladder. C) Pancreas. D) Stomach. Show Answer Correct Answer: B) Gallbladder. 21. What is an adaptation? A) A feature that helps a living thing survive. B) A feature that helps a plant grow. Show Answer Correct Answer: A) A feature that helps a living thing survive. 22. Blood leaving the Pulmonary arteries and travelling to the lungs is: A) Deoxygenated. B) Oxygenated. Show Answer Correct Answer: A) Deoxygenated. 23. What does respiratory mean? A) Network of organs that help us to do movement. B) Network of organs that help us to breath. C) Network of organs that help us to sense. D) Network of organs that help us digest food. Show Answer Correct Answer: B) Network of organs that help us to breath. 24. Pulmonary circulation does not pass through any area. A) Posterior (inferior) vena cava. B) Lung. C) Right ventricle. D) Pulmonary vein. Show Answer Correct Answer: A) Posterior (inferior) vena cava. 25. How do some white blood cells fight invading germs? A) They attach oxygen to them. B) They stun them with special chemicals. C) They force them out of the bloodstream. D) They envelope them. Show Answer Correct Answer: D) They envelope them. 26. Oxygenated blood is pumped from the heart to all body tissues through the aorta. A) Systemic circulation. B) Pulmonary circulation. Show Answer Correct Answer: A) Systemic circulation. 27. Which blood vessel contains the most muscle? A) Capillary. B) Artery. C) Vein. D) None of above. Show Answer Correct Answer: B) Artery. 28. Which area of the heart rests on the diaphragm? A) Because of the difference. B) Apex. C) Base. D) Aorta. Show Answer Correct Answer: B) Apex. 29. Which of the following organs fits the definition?They carry oxygen and nutrients away from your heart to your bodies tissues. A) Heart. B) Lungs. C) Arteries. D) Veins. Show Answer Correct Answer: C) Arteries. 30. Which is not a branch of the aorta? A) Brachiocephalic artery. B) Right coronary artery. C) Left subclavian artery. D) Pulmonary artery. Show Answer Correct Answer: D) Pulmonary artery. 31. A human body in average has A) 2-3 litres of blood. B) 3-4 litres of blood. C) 4-6 litres of blood. D) 1-2 litres of blood. Show Answer Correct Answer: C) 4-6 litres of blood. 32. Breathing out; exhalation of breath. A) Expiration. B) Inspiration. Show Answer Correct Answer: A) Expiration. 33. Carries Oxygen in your blood A) Plasma. B) Platelets. C) Red blood cells. D) White blood cells. Show Answer Correct Answer: C) Red blood cells. 34. Which of these is a product of cellular respiration? A) Oxygen gas (O2). B) Carbon dioxide (CO2). Show Answer Correct Answer: B) Carbon dioxide (CO2). 35. How does an increased erythrocyte level benefit an athlete? A) By increasing the oxygen-carrying capacity of the blood. B) By decreasing the viscosity of the blood. C) By decreasing the capacity of the blood to clot in case of an injury. D) By increasing the ability of the body to fight infection. Show Answer Correct Answer: A) By increasing the oxygen-carrying capacity of the blood. 36. What helps prevent some of the transpiration (evaporation) from the leaves of vascular plants? A) Phloem. B) Cuticle. C) Seed coat. D) Xylem. Show Answer Correct Answer: B) Cuticle. 37. An New Born baby has how many bones A) 206. B) 780. C) 300. D) 609. Show Answer Correct Answer: C) 300. 38. What do we take in when we inhale? A) Carbon dioxide. B) Oxygen. C) Lungs. D) None of above. Show Answer Correct Answer: B) Oxygen. 39. This valve is between the right atrium and the right ventricle: A) Aortic valve. B) Bicuspid. C) Mitral. D) Tricuspid. Show Answer Correct Answer: D) Tricuspid. 40. Which blood vessels carry blood away from the heart, mostly oxygen-rich A) Alveoli. B) Arteries. C) Veins. D) Capillaries. Show Answer Correct Answer: B) Arteries. 41. What % of whole blood is the plasma? A) 100%. B) 55%. C) 25%. D) 80%. Show Answer Correct Answer: B) 55%. 42. This is a condition in which there is a stoppage of blood flow to the heart. A) Anemia. B) Atherosclerosis. C) Heart Attack. D) None of above. Show Answer Correct Answer: C) Heart Attack. 43. Which blood group is universal donar A) O+. B) B+. C) A+. D) None of above. Show Answer Correct Answer: A) O+. 44. Why are valves important? A) Prevents the back flow of blood. B) Makes sure the blood doesn't get mixed. C) Keeps the blood going in one direction. D) All of the above. Show Answer Correct Answer: D) All of the above. 45. What helps blood to clot at the side of a wound? A) White blood cells. B) Red blood cells. C) Arteries. D) Platelets. Show Answer Correct Answer: D) Platelets. 46. The pulse rate is the number of times the heart stops. A) FALSE. B) TRUE. Show Answer Correct Answer: A) FALSE. 47. What independent system within the circulatory system is the heart in? A) Pulmonary. B) Systemic. C) Cardiovascular. D) None of above. Show Answer Correct Answer: C) Cardiovascular. 48. Is this the best ppt A) YES. B) NO. Show Answer Correct Answer: A) YES. 49. Which structure of the heart receives blood from the body that is low in oxygen and high in carbon dioxide? A) Right atrium. B) Left atrium. C) Left ventricle. D) Right ventricle. Show Answer Correct Answer: A) Right atrium. 50. The blood components that play a role in the blood clotting process are..... A) Trombosit. B) Blood plasma. C) Erythrocytes. D) Hemoglobin. E) Leukocytes. Show Answer Correct Answer: A) Trombosit. 51. What is the function of hemoglobin? A) Carries eosinophils. B) Carries emboli. C) Carries oxygen and carbon dioxide. D) Carries thrombocytes. Show Answer Correct Answer: C) Carries oxygen and carbon dioxide. 52. What are the important proteins present in plasma? A) Fibrinogen and monocytes. B) Monocytes and lymphocytes. C) Globulin and lymphocytes. D) Fibrinogen and globulin. Show Answer Correct Answer: D) Fibrinogen and globulin. 53. What is the condition in which artery walls thicken as the result of a buildup of fatty materials? A) Acidosis. B) Alkalosis. C) Atherosclerosis. D) Adenosis. Show Answer Correct Answer: C) Atherosclerosis. 54. Carry blood to the heart A) Platelets. B) Veins. C) Capillaries. D) Arteries. Show Answer Correct Answer: B) Veins. 55. Which type of circulation occurs when blood flows between the heart and the rest of the body (other than the lungs)? A) Pulmonary. B) Systemic. Show Answer Correct Answer: B) Systemic. 56. What type of muscle is the heart made from? A) Smooth Muscle. B) Skeletal Muscle. C) Cardiac Muscle. D) None of above. Show Answer Correct Answer: C) Cardiac Muscle. 57. What blood vessels are the smallest blood vessels that bring oxygen and nutrients to all the cells in the body? A) Capillaries. B) Lymph nodes. C) Arteries. D) Veins. Show Answer Correct Answer: A) Capillaries. 58. Patients whose heart beats irregularly (cardiac arrhythmia) or is too fast or too slow. What are the possible treatments? A) Using an artificial pacemaker. B) Bypass surgery. C) Do balloon angioplasty. D) Using an electric heart defibrillator (defibrillator). Show Answer Correct Answer: A) Using an artificial pacemaker. 59. Compared to arteries, veins A) Have thicker walls. B) Have thinner walls. C) Are longer. D) Are shorter. Show Answer Correct Answer: B) Have thinner walls. 60. When sitting in class, what Heart Rate Zone are we in? A) Resting. B) Target. C) Overdrive. D) Maximum. Show Answer Correct Answer: A) Resting. ← 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