This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 40 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 40 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Solid part of the blood that helps blood clot A) White blood cells. B) Red blood cells. C) Plasma. D) Platelets. Show Answer Correct Answer: D) Platelets. 2. Where does the blood enter your heart from (into the right atrium)? A) Your superior and inferior vena cava. B) Your aorta. C) Your tricuspid valve. D) Your mitral valve. Show Answer Correct Answer: A) Your superior and inferior vena cava. 3. Heart disease is the is the number 2 cause of death in America, right behind cancer. A) False. B) True. Show Answer Correct Answer: A) False. 4. What connects veins and arteries? A) Platelets. B) Lymph vessels. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 5. What is the difference between oxygenated and deoxygenated blood? A) Oxygenated blood is blue, while deoxygenated blood is red. B) Oxygenated blood flows through the veins, while deoxygenated blood flows through the arteries. C) Oxygenated blood contains oxygen, while deoxygenated blood does not. D) Oxygenated blood is thicker than deoxygenated blood. Show Answer Correct Answer: C) Oxygenated blood contains oxygen, while deoxygenated blood does not. 6. ..... has thick muscular walls to withstand the pressure of the blood leaving the heart. A) An artery. B) A vein. C) A capillary. D) None of above. Show Answer Correct Answer: A) An artery. 7. Which of the following statements about the heart is NOT true? A) Weighs about 5 pound. B) Beats over 2 billion times in a lifetime. C) Rests on teh diaphragm in the thoracic cavity. D) Approximately the size of a closed fist. Show Answer Correct Answer: A) Weighs about 5 pound. 8. ..... are the thickest blood vessels. A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 9. What do you suggest elders in case of edema? What advice do you give to adults when suffering from edema? A) Keep legs in higher position. B) Walk for a while. C) Both. D) Sit in a stagnant position. Show Answer Correct Answer: C) Both. 10. These blood vessels carry back back towards the heart. A) Arteries. B) Arterioles. C) Veins. D) Capillaries. Show Answer Correct Answer: C) Veins. 11. Which plasma protein(s) are responsible for the bodies ability to clot? A) Fibrogens. B) Albumins. C) Globulins. D) None of above. Show Answer Correct Answer: A) Fibrogens. 12. Which blood vessels have valves to help keep blood flowing back towards the heart? A) Arteries. B) Capillaries. C) Veins. D) They all do. Show Answer Correct Answer: C) Veins. 13. Valve that connects left atrium to left ventricle A) Aortic. B) Tricuspid. C) Pulmonary. D) Mitral or Bicuspid. Show Answer Correct Answer: D) Mitral or Bicuspid. 14. The blood vessel which carries oxygenated blood to all parts of the body A) Vein. B) Aorta. C) Wreath. D) Pulmonary artery. Show Answer Correct Answer: B) Aorta. 15. The de-oxygenated blood gets to the lungs from the A) Left ventricle. B) Heart. C) Right ventricle. D) Right atria. Show Answer Correct Answer: C) Right ventricle. 16. How many parts is the blood made up from? A) 3. B) 4. C) 1. D) 5. Show Answer Correct Answer: B) 4. 17. Does an artery or a vein take deoxygenated blood to the rest of the body A) Yes. B) No. C) I don't know. D) None of above. Show Answer Correct Answer: B) No. 18. When blood is in the right atrium, it goes through tricuspid valve to the ..... A) Left atrium. B) Right ventricle. C) Left ventricle. D) None of above. Show Answer Correct Answer: B) Right ventricle. 19. Thin blood vessels found all over the body; deliver oxygen and nutrients; collects waste A) Capillaries. B) Heart. C) Aorta. D) Superior Vena Cava. Show Answer Correct Answer: A) Capillaries. 20. Find the missing words!:)The auricles ..... and the blood flows into them from the ..... and ..... A) Contract, Pulmonary arteries, Venae cavae. B) Relax, Pulmonary arteries, Left auricles. C) Contract, Pulmonary veins, Right auricles. D) Relax, Pulmonary veins, Vena cava. Show Answer Correct Answer: D) Relax, Pulmonary veins, Vena cava. 21. Carry oxygenated blood back to the heart, only type of these to do this: A) Aorta artery. B) Pulmonary veins. C) Pulmonary capillaries. D) Pulmonary arteries. Show Answer Correct Answer: B) Pulmonary veins. 22. How does the body respond when more oxygen is required? A) Decreasing blood pressure. B) Increasing blood pressure. C) Decreasing heart rate. D) Increasing heart rate. Show Answer Correct Answer: D) Increasing heart rate. 23. Is the fluid that carries gases, nutrients, and wastes through the body. A) Cardiovascular system. B) Blood. C) Artery. D) None of above. Show Answer Correct Answer: B) Blood. 24. A substance produced by the body that destroys or inactivates an antigen that has entered the body A) Antigen. B) Plasma. C) Lymph. D) Antibody. Show Answer Correct Answer: D) Antibody. 25. Our blood contains types of cells. A) Red blood cells, White blood cells, Platelets. B) Red blood cells, White blood cells. C) White blood cells, Platelets. D) None of above. Show Answer Correct Answer: A) Red blood cells, White blood cells, Platelets. 26. True or False:Oxygenated blood is high in oxygen and low in carbon dioxide. A) False. B) True. Show Answer Correct Answer: B) True. 27. Pulmonary edema can occur when the removal of blood from the heart is not maintained at a steady rate. A) False. B) True. Show Answer Correct Answer: B) True. 28. If your red blood cells have no antigens on their surface, what is your blood type? A) O. B) AB. C) B. D) A. Show Answer Correct Answer: A) O. 29. What are the levels of organization in order? A) Cell, Organ, Tissue, Organ System, Organism. B) Cell, Tissue, Organ, Organism, Organ System. C) Cell, Tissue, Organ, Organ System, Organism. D) Cell, Tissue, Organ, Organ System. Show Answer Correct Answer: C) Cell, Tissue, Organ, Organ System, Organism. 30. What does the cardiovascular (circulatory) system do for your body? A) Breaks food down into nutrients small enough for your cells to use. B) Supports the body and gives it shape. C) Takes the oxygen out of air and gives it to the blood and sends carbon dioxide out of the body by breathing out. D) Pumps blood around the body, picking things up and dropping them off. Show Answer Correct Answer: D) Pumps blood around the body, picking things up and dropping them off. 31. What is the relationship between force and motion in body systems? A) Force and motion have a negative relationship in body systems. B) Motion is the cause of force in body systems. C) Force and motion are unrelated in body systems. D) Force is the cause of motion in body systems. Show Answer Correct Answer: D) Force is the cause of motion in body systems. 32. Blood flow that goes from the heart to the lungs and back to the heart A) Pulmonary circulation. B) System circulation. C) AV valves. D) Semilunar valves. Show Answer Correct Answer: A) Pulmonary circulation. 33. The gases that are found in your blood vessels are A) Oxygen, nitrogen. B) Oxygen, carbon dioxide. C) Nitrogen, oxygen. D) Nitrogen, carbon dioxide. Show Answer Correct Answer: B) Oxygen, carbon dioxide. 34. Which is true of the circulatory system? A) Doesn't interact with other body systems. B) Involved breaking down food into smaller pieces. C) Helps deliver needed materials to the cells of your body. D) Releases waste into the digestive system. Show Answer Correct Answer: C) Helps deliver needed materials to the cells of your body. 35. During gas exchange, oxygen moves into the blood, and carbon dioxide moves into the alveoli. A) False. B) True. Show Answer Correct Answer: B) True. 36. The lungs are covered with a thin epithelium called ..... A) Alveoli. B) Hemoglobin. C) Mucous Membrane. D) Pleura. Show Answer Correct Answer: D) Pleura. 37. In toads, this structure separates the left and right atrium A) Septum. B) Valve. C) Endomysium. D) None of above. Show Answer Correct Answer: A) Septum. 38. There are ..... parts of blood, each with their own jobs. A) Four. B) Three. C) Eight. D) None of above. Show Answer Correct Answer: A) Four. 39. During a routine physical, the doctor discovers that Shirley's systolic blood pressure is 180 and her diastolic blood pressure is 100. Shirley expects she will be treated for A) Varicose veins. B) Transient ischemic attack. C) Myocardial infarction. D) Hypertension. Show Answer Correct Answer: D) Hypertension. 40. Your heart is shaped like an upside down A) Pear shape. B) Pineapple shape. C) Apricot shape. D) Banana shape. Show Answer Correct Answer: A) Pear shape. 41. What do you call "a group of tissues that come together to do a similar job" ? A) An organ system. B) A cell. C) A Tissue. D) An Organ. Show Answer Correct Answer: D) An Organ. 42. Which type of blood is on the right side of the heart (left atrium & left ventricle)? A) Oxygenated. B) Deoxygenated. C) Both. D) None of above. Show Answer Correct Answer: A) Oxygenated. 43. What contains hemoglobin that bind to oxygen and carry it to your cells? A) Hemoglobin. B) Plasma. C) White blood cells. D) Red blood cells. Show Answer Correct Answer: D) Red blood cells. 44. Where does air enter the respiratory system? A) Trachea. B) Bronchi. C) Lungs. D) Nose/mouth. Show Answer Correct Answer: D) Nose/mouth. 45. This structure is on the outside of the atria and looks like two earlike flaps. A) Auricles. B) Left and right coronary arteries. C) Pericardium. D) Interventricular groove or sulcas. Show Answer Correct Answer: A) Auricles. 46. Upper limbs drain into the right atrium through superior vena cava A) False. B) True. Show Answer Correct Answer: B) True. 47. Moving blood gets rid of waste like..... A) Nitrogen. B) Blood cells. C) Oxygen. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 48. What makes up 43% of the blood? A) White blood cells. B) Red blood cells. C) Plasma. D) Platelets. Show Answer Correct Answer: B) Red blood cells. 49. The heart is made up of four chambers inside a thick muscular wall. The top two chambers are called the right and left ..... ; they receive blood coming into the heart. A) Atria. B) Aorta. Show Answer Correct Answer: A) Atria. 50. What helps the blood to clot? A) Cardiac muscle. B) Arteries. C) Red. D) Platelets. E) Antibodies. Show Answer Correct Answer: D) Platelets. 51. Auricles and Ventricles are A) Blood cells. B) Lung chambers. C) Heart chambers. D) Blood vessels. Show Answer Correct Answer: C) Heart chambers. 52. When measuring blood pressure, the patient's arm should be positioned A) Above heart level. B) At heart level. C) Across the chest. D) With the palm facing downward. Show Answer Correct Answer: B) At heart level. 53. How many chambers are in the heart? A) 5. B) 2. C) 4. D) 3. Show Answer Correct Answer: C) 4. 54. The ..... or mitral valve is located between the left atrium and left ventricle. A) Aortic Semilunar. B) Bicuspid. C) Tricuspid. D) Pulmonary Semilunar. Show Answer Correct Answer: B) Bicuspid. 55. When we inhale our lungs has ..... air pressure than the outside. Thus, oxygen rushes into our lungs. A) Equal. B) Lower. C) Higher. D) Not relevant. Show Answer Correct Answer: B) Lower. 56. Which chambers receive blood? A) Arteries. B) Ventricles. C) Atria. D) None of the above. Show Answer Correct Answer: C) Atria. 57. What is the smallest part of our body? A) Cells. B) Veins. C) Tissue. D) Organs. Show Answer Correct Answer: A) Cells. 58. Oxygen rich blood leaves the heart through the A) Left ventricle. B) Left atrium. C) Right ventricle. D) Right atrium. Show Answer Correct Answer: D) Right atrium. 59. The four types of blood in humans is called ..... A) Blood configurations. B) Blood lines. C) Blood variants. D) Blood groups. Show Answer Correct Answer: D) Blood groups. 60. Blood group A has A) B antigen. B) A antigen. C) Both. D) No antigen. Show Answer Correct Answer: B) A antigen. ← 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