This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 160 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 160 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Keys part of the immune system A) White blood cells. B) Platelets. C) Red blood Cell. D) None of above. Show Answer Correct Answer: A) White blood cells. 2. A person has a blood type AB. To which blood group he could donate blood? A) B. B) O. C) AB. D) A. Show Answer Correct Answer: C) AB. 3. Which 2 veins are the exception to the rule that veins deliver deoxygenated blood to the heart? A) Left ventricle. B) No pulmonary arter carries oxygen poor blood to the lungs. C) Right pulmonary vein and left pulmonary vein. D) Left atrium. Show Answer Correct Answer: C) Right pulmonary vein and left pulmonary vein. 4. We have to keep a healthy heart A) No. B) Yes. Show Answer Correct Answer: B) Yes. 5. Choose the list that BEST describes what plants and animals need to survive. A) Soil, water, sunlight, food, air. B) Air, water, sunlight, and a source of food for energy. C) Food, air, oxygen, space, and water. D) Environment, habitat, space and sunlight. Show Answer Correct Answer: B) Air, water, sunlight, and a source of food for energy. 6. This vein carries oxygenated blood to the heart A) Pulmonary Vein. B) Vena Cava. Show Answer Correct Answer: A) Pulmonary Vein. 7. The sac that surrounds the heart is called the A) Ventricle. B) Septum. C) Pericardium. D) Atrium. Show Answer Correct Answer: C) Pericardium. 8. What is it called when heart muscle cells die and the heart muscle is damaged? A) Myocardial infarction. B) Hypertension. C) Coronary artery disease. D) Congestive heart failure. Show Answer Correct Answer: A) Myocardial infarction. 9. Is your blood ever blue? A) Yes. B) No. Show Answer Correct Answer: B) No. 10. What color are blood samples that come from the right atrium (less oxygen)? A) Bright red. B) Dark red. C) White. D) None of above. Show Answer Correct Answer: B) Dark red. 11. The diaphragm is found: A) Below the larynx. B) Under the epiglottis. C) Under the rib cage. D) At the back of the throat. Show Answer Correct Answer: C) Under the rib cage. 12. These are the characteristics of Muscular artery, EXCEPT A) The medium size artery. B) Transport blood to the body's skeletal muscle & organs to amore smaller artery. C) Example:External carotid, femoral, mesenteric arteries. D) Cannot constrict or relax. Show Answer Correct Answer: D) Cannot constrict or relax. 13. A hereditary disease where blood does not clot to stop bleeding. A) Heart disease. B) Hemophilia. C) Sickle-cell anemia. D) Leukemia. Show Answer Correct Answer: B) Hemophilia. 14. Our circulatory system is made up of the heart, arteries, veins, smaller blood vessels, and our blood. A) True. B) False. Show Answer Correct Answer: A) True. 15. Find the correct statement about human blood grouping A) O is universal recipient. B) AB is universal donor. C) AB blood can be accepted by person with O blood group. D) O blood has no antigen. Show Answer Correct Answer: D) O blood has no antigen. 16. Oxygenated blood moves to different parts of the body through A) Arteries. B) Capillaries. C) Veins. D) None of above. Show Answer Correct Answer: A) Arteries. 17. Which of the following is the correct order of blood vessel types according to the following characteristics:blood vessel walls are the thinnest, valves are found inside blood vessels, blood with high oxygen content is found to transport blood to various parts of the body. A) Arteriole, vena cava, artery. B) Venule, vein, arteriole. C) Capillary, vein, artery. D) Capillary, aorta, arteriole. Show Answer Correct Answer: C) Capillary, vein, artery. 18. Arteries branch out to thinner blood vesseles called veins A) True. B) False. Show Answer Correct Answer: A) True. 19. Mitral, tricuspid, aortic and pulmonary are ..... found in the the heart to prevent backflow of blood. A) Pumps. B) Valves. C) Vessels. D) Chambers. Show Answer Correct Answer: B) Valves. 20. An adult body contains how many pints of blood? A) 50. B) 7. C) 9. D) 10. Show Answer Correct Answer: C) 9. 21. When we exhale, the volume of the lungs becomes larger; therefore, air flows from the lungs to the environment. A) False. B) True. Show Answer Correct Answer: A) False. 22. Which blood type can receive blood from ALL other blood types? A) O+. B) AB+. C) B-. D) O-. Show Answer Correct Answer: B) AB+. 23. ..... is the name for all blood-carrying tubes. A) Veins. B) Carotid artery. C) Blood vessel. D) Artery. Show Answer Correct Answer: C) Blood vessel. 24. Where does the blood go immediately after it goes into the lungs? A) To the rest of the body. B) To the heart. C) Back to the lungs. D) To the head. Show Answer Correct Answer: B) To the heart. 25. Capillaries are the smallest blood vessels in your body A) False. B) True. Show Answer Correct Answer: B) True. 26. What organ secretes all 3 enzymes A) Stomach. B) Liver. C) Pancreas. D) Mouth. Show Answer Correct Answer: C) Pancreas. 27. In the pulmonary circulation, what is the destination of oxygenated blood after leaving the lungs? A) Left ventricle. B) Right ventricle. C) Left atrium. D) Right atrium. Show Answer Correct Answer: C) Left atrium. 28. Blood leaves the heart and goes to the rest of the body through which chamber? A) Left ventricle. B) Right atrium. C) Left atrium. D) Right ventricle. Show Answer Correct Answer: A) Left ventricle. 29. What is the cardiovascular/circulatory system's main purpose? A) To move blood from the heart and back again. B) To collect and process information from the senses. C) To support and protect the body. D) To enable the body to move using muscles. Show Answer Correct Answer: A) To move blood from the heart and back again. 30. The internal membrane protecting the heart is the A) Myocardium. B) Endocardium. C) Alicardium. D) Pericardium. Show Answer Correct Answer: B) Endocardium. 31. We can live without our heart. A) False. B) True. Show Answer Correct Answer: A) False. 32. What do you have when organ systems work together? A) Cells. B) Tissue. C) Organism. D) Organs. Show Answer Correct Answer: C) Organism. 33. What does HCO3 stand for? A) Magnesium bicarbonate. B) Hydrogen carbonate. C) Ammonium bicarbonate. D) Potassium bicarbonate. Show Answer Correct Answer: B) Hydrogen carbonate. 34. What does blood collect in the small intestine? A) Oxygen. B) Digested nutrients. C) Water. D) Waste. Show Answer Correct Answer: B) Digested nutrients. 35. The pigment in red blood cells that carries oxygen is called ..... A) Homeostasis. B) Haemoglobin. C) Hemoglobules. D) Hemoglobin. Show Answer Correct Answer: B) Haemoglobin. 36. The function of plasma is to ..... A) Carry oxygen and carbondioxide throughout our body. B) Protect the body from infection. C) Stop bleeding and help to heal wounds. D) Transport blood cells and nutrients throughout our body. Show Answer Correct Answer: D) Transport blood cells and nutrients throughout our body. 37. The heart is made of specalised muscles called? A) Cardiac Muscles. B) Membrane. C) Ears. D) None of above. Show Answer Correct Answer: A) Cardiac Muscles. 38. The body loses a lot of blood loss A) Blood Grouping Components. B) Blood transfusion is done in this situation (4). Show Answer Correct Answer: B) Blood transfusion is done in this situation (4). 39. Blood carries ..... A) Nutrients, oxygen, and waste. B) Waste, oxygen, nitrogen. C) Oxygen, nitrogen, hydrogen,. D) Water, nutrients, dirt. Show Answer Correct Answer: A) Nutrients, oxygen, and waste. 40. They are not cells, they do not have nuclei. They are fragments from large cells, called megakaryocytes, in the bone marrow. They live for three to five days. They play an important role in the clotting of blood. A) Plasma. B) Phagocytes. C) Lymph node. D) Platelets. Show Answer Correct Answer: D) Platelets. 41. Which type of muscle is found in blood vessels? A) Skeletal. B) Smooth. C) Cardiac. D) None of above. Show Answer Correct Answer: B) Smooth. 42. What structure divides the left from the right ventricle? A) Interventricular septum. B) No pulmonary arter carries oxygen poor blood to the lungs. C) Right pulmonary vein and left pulmonary vein. D) Transport oxygenated blood to the heart. Show Answer Correct Answer: A) Interventricular septum. 43. How many subsystems does the circulatory system has? A) 4. B) 3. C) 2. D) 1. Show Answer Correct Answer: C) 2. 44. Platelets are also known as thrombocytes. A) FALSE. B) TRUE. Show Answer Correct Answer: B) TRUE. 45. A ..... is a thick substance that forms to stop bleeding. A) DNA. B) Clot. C) Arteries. D) Blood flow. Show Answer Correct Answer: B) Clot. 46. Which of the following would be a good definition for "tissue" ? A) Made up of more than one cell. B) Made up of organs. C) The smallest unit of a living thing. D) Found in an organism. Show Answer Correct Answer: A) Made up of more than one cell. 47. What gas is used to extract energy from nutrients? A) Oxygen. B) Carbon dioxide. C) Nitrogen. D) All of them. E) None of them. Show Answer Correct Answer: A) Oxygen. 48. A patient is admitted for diagnosis of an electrocardiogram abnormality. Which wave should the nurse plan care based upon changes in the patient's ventricular depolarization? A) QRS complex. B) T wave. C) P wave. D) U wave. Show Answer Correct Answer: A) QRS complex. 49. The heart is located in the chest cavity between the ..... A) No correct answer. B) Two kidneys. C) Two cavities. D) Two lungs. Show Answer Correct Answer: D) Two lungs. 50. The type of circulation that supplies blood to the lungs is A) Systemic Circulation. B) Portal Circulation. C) Pulmonary Circulation. D) Coronary Circulation. Show Answer Correct Answer: C) Pulmonary Circulation. 51. What does the word part Ather/o mean? A) Green mucus. B) Heart muscle. C) Yellowish, fatty plague. D) Red blood. Show Answer Correct Answer: C) Yellowish, fatty plague. 52. Study of blood is A) Ornithology. B) Zoology. C) Hematology. D) None. Show Answer Correct Answer: C) Hematology. 53. Which features of companion cells are essential to their function?1 They are connected by plasmadesmata to the sieve tube elements.2 They have a thinner cell wall than a sieve tube element.3 They contain a nucleus and mitochondria. A) A 1, 2 and 3. B) B 1 and 2 only. C) C 1 and 3 only. D) D 2 and 3 only. Show Answer Correct Answer: C) C 1 and 3 only. 54. Outer surface of the heart A) Endocardium. B) Heart. C) Superior vena cava. D) Epicardium. E) Superior vena cava. Show Answer Correct Answer: D) Epicardium. 55. Your ..... moves food from your mouth to your stomach. A) Large intestine. B) Small intestine. C) Colon. D) Esophagus. Show Answer Correct Answer: D) Esophagus. 56. A device used to measure blood pressure is called A) Sphygmomanometer. B) Calorimeter. C) EKG. D) Stethescope. Show Answer Correct Answer: A) Sphygmomanometer. 57. Which correctly traces the path of oxygenated blood through the heart A) Pulmonary Vein-to body-to lungs. B) Pulmonary Vein-left atrium-left ventricle-aorta to the body. C) Left ventricle-right atrium-inferior vena cava-aorta. D) From the body Superior Vena Cava-right atrium-right ventricle-pulmonary artery. Show Answer Correct Answer: B) Pulmonary Vein-left atrium-left ventricle-aorta to the body. 58. Blood is stopped by ..... to make sure the right amount goes in and out of the lungs A) Arteries. B) Veins. C) Valves. D) Stoppers. Show Answer Correct Answer: C) Valves. 59. A person with Type B blood has ..... antibodies in the plasma. A) A. B) B. C) Both A and B. D) None. Show Answer Correct Answer: A) A. 60. What does the right atrium do to deoxygenated blood? A) Squeezes down into the ventricle. B) Replaces carbon dioxide with oxygen. C) Wait What?!. D) Pumps into the aorta. Show Answer Correct Answer: A) Squeezes down into the ventricle. ← 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