This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 45 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 45 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the definition of incomplete circulatory system? A) The oxygenated and deoxygenated blood is seperated completely. B) The oxygenated and deoxygenated blood is mix with each other. Show Answer Correct Answer: B) The oxygenated and deoxygenated blood is mix with each other. 2. It is another term for white blood cells. A) Plasma. B) Erythrocytes. C) Leucocytes. D) Thrombocytes. Show Answer Correct Answer: C) Leucocytes. 3. The sound the heart makes is "dub-dub" ? A) True. B) False. Show Answer Correct Answer: B) False. 4. Movement and maintaining body temperature are the ..... of the Muscular System. A) Functions. B) Nerves. C) Reflexes. D) Structures. Show Answer Correct Answer: A) Functions. 5. Serum differs from blood is A) Lacking antibodies. B) Lacking albumins. C) Lacking clotting factors. D) Lacking globulins. Show Answer Correct Answer: C) Lacking clotting factors. 6. Arteriosclerosis occurs when FAT collect on the inner walls of arteries, causing them to stiffen. A) True. B) False. Show Answer Correct Answer: B) False. 7. Person with blood group AB is considered as universal recipient because he has: A) No antigen on RBC and no antibody in the plasma. B) Both A and B antigens in the plasma but no antibodies . C) Both A and B antigens on RBC but no antibodies in the plasma. D) Both A and B antibodies in the plasma. Show Answer Correct Answer: C) Both A and B antigens on RBC but no antibodies in the plasma. 8. What material(s) does the circulatory system transport? A) Oxygen. B) Carbon Dioxide. C) Glucose. D) Urea (waste). E) All of the these!. Show Answer Correct Answer: E) All of the these!. 9. How is our heart shape A) Fist. B) Hand. C) Head. D) Foot. Show Answer Correct Answer: A) Fist. 10. The force blood exerts on arteries A) Blood Pressure. B) Diastole. C) Pulse. D) Systole. Show Answer Correct Answer: A) Blood Pressure. 11. The function of the heart is to ..... A) Process waste from the body's cells. B) Prevent infection. C) Carry signals to the brain. D) Pump blood through your circulatory system. Show Answer Correct Answer: D) Pump blood through your circulatory system. 12. Your heart is about the size of your? A) Foot. B) Wrist. C) Fist. D) Knee. Show Answer Correct Answer: C) Fist. 13. Where are capillaries found? A) In the alveoli in the pancreas. B) In the alveoli in the liver. C) In the alveoli in the heart. D) In the alveoli in the lungs. Show Answer Correct Answer: D) In the alveoli in the lungs. 14. I am the main organ of the circulatory system. What am I? A) The Heart. B) The Red blood cell. C) The Lungs. D) The White blood cell. Show Answer Correct Answer: A) The Heart. 15. Atrioventricular Node A) Heart wall (3). B) Heart room. C) Heart valves (3). D) Cardiac nerves (3). Show Answer Correct Answer: D) Cardiac nerves (3). 16. Where does blood go after the aorta? A) Cells. B) Left atrium. C) Right atrium. D) Lungs. Show Answer Correct Answer: A) Cells. 17. This circuit transports blood to the lungs ..... A) Respiratory Circuit. B) Cardiac Circuit. C) Pulmonary Circuit. D) Systemic Circuit. Show Answer Correct Answer: C) Pulmonary Circuit. 18. There is a (an) ..... between the two sides of the heart to prevent the mixing of blood in both sides ..... A) Valve. B) Wall. C) Atrium. D) Single. Show Answer Correct Answer: B) Wall. 19. A Red blood cell A) A blood cell that carries oxygen throughout the body. B) Either of the two lower chambers of the heart that pumps blood through Arteries. C) A waste product in the blood that comes from the breakdown of proteins. D) NEED TO STUDY THIS ONE!!!!!!!!!!!. Show Answer Correct Answer: A) A blood cell that carries oxygen throughout the body. 20. What is the main role of the circulatory system? A) Transport. B) Protection. C) Stability. D) None of above. Show Answer Correct Answer: A) Transport. 21. Which of the following represents hypertension A) 80/120. B) 155/100. C) 115/75. D) 75/40. Show Answer Correct Answer: B) 155/100. 22. What part of the heart divides the ventricles into two sides? A) Ventricular separator. B) Divider. C) Septum. D) None of above. Show Answer Correct Answer: C) Septum. 23. Define Cardiac output A) The volume of blood pumped by the heart per hour. B) The volume of blood pumped by the heart per minute. C) Number of heart beats in 1 minute. D) Number of heart beats in 1 second. Show Answer Correct Answer: B) The volume of blood pumped by the heart per minute. 24. The artery carry oxygenated blood except ..... A) Coronary artery. B) Carotid artery. C) Aorta. D) Pulmonary artery. Show Answer Correct Answer: D) Pulmonary artery. 25. Which one of the following blood components helps it to clot when the skin is cut? A) Red blood cells. B) White blood cells. C) Platelets. D) Plasma. Show Answer Correct Answer: C) Platelets. 26. What is a normal pulse range for an adult? A) 30-90 beats per minute. B) 50-90 beats per minute. C) 100-120 beats per minute. D) 60-100 beats per minute. Show Answer Correct Answer: D) 60-100 beats per minute. 27. Which blood part helps clot blood when an organism gets cut? A) Plasma. B) WBC. C) RBC. D) Platelets. Show Answer Correct Answer: D) Platelets. 28. What is necessary for the production of RBC's? A) Iron. B) Vitamin B12. C) Folic acid. D) All of above. Show Answer Correct Answer: D) All of above. 29. The building blocks of lipids are A) Starches. B) Fatty acids and Glycerol. C) Sugars. D) Amino Acids. Show Answer Correct Answer: B) Fatty acids and Glycerol. 30. Fungi and bacteria are both single-celled organisms. What do they most likely have in common? A) Both fungi and bacteria are large organisms. B) Both fungi and bacteria can carry out all life functions in their one cell. C) Both fungi and bacteria need sunlight and nutrients from the soil to be able to grow. D) Both fungi and bacteria are highly specialized to do only one job so they must work with other cells to obtain food. Show Answer Correct Answer: B) Both fungi and bacteria can carry out all life functions in their one cell. 31. Red blood cells have a nucleus. A) False. B) True. Show Answer Correct Answer: A) False. 32. Which gas is carried in the blood coming from the body to the heart? A) Oxygen. B) Carbon dioxide. Show Answer Correct Answer: B) Carbon dioxide. 33. What do you call the largest vein? A) Capillary. B) Venules. C) Pulmonary vein. D) Vena Cava. Show Answer Correct Answer: D) Vena Cava. 34. What is the primary role of lymph nodes in the lymphatic system? A) Synthesizing antibodies. B) Producing lymphocytes. C) Filtering lymph. D) Transporting lymph fluid. Show Answer Correct Answer: C) Filtering lymph. 35. Blood leaves the heart and goes to the lungs through which chamber? A) Left ventricle. B) Right ventricle. C) Right atrium. D) Left atrium. Show Answer Correct Answer: B) Right ventricle. 36. Veins are more muscular and elastic than other vessels. A) True. B) False. Show Answer Correct Answer: B) False. 37. What is the scientific name of clean blood and not clean blood. A) I don't know. B) Oxegnated blood and de oxegnated blood. C) Good blood and bad blood. D) Clear blood and not clear blood. Show Answer Correct Answer: B) Oxegnated blood and de oxegnated blood. 38. A smaller tube that carries blood away from the heart A) Arteriole. B) Capillary. C) The black. D) Venule. Show Answer Correct Answer: A) Arteriole. 39. Fill in the blank:Arteries carry blood (blank) the heart A) To. B) Away from. Show Answer Correct Answer: B) Away from. 40. If chest pain follows a meal and increases when the patient bends over, it is generally due to: A) Heartburn. B) Pulmonary embolism. C) Costochondritis. D) Sore muscles. Show Answer Correct Answer: A) Heartburn. 41. What is the normal resting heart beat? A) Between 120-130. B) Between 20-40. C) Between 60-100. D) Between 12-25. Show Answer Correct Answer: C) Between 60-100. 42. Which artery provides blood to the heart muscles? A) Pulmonary Arteries. B) Aorta. C) Pulmonary Veins. D) Coronary Arteries. Show Answer Correct Answer: D) Coronary Arteries. 43. Nose, trachea, lungs, alveoli A) Endocrine system. B) Muscular system. C) Skeletal system. D) Respiratory system. Show Answer Correct Answer: D) Respiratory system. 44. Which vessels have thin walls and small diameters that facilitate rapid diffusion of gases and nutrients between blood and body tissues? A) Capillaries. B) Arterioles. C) Venules. D) All of the above. Show Answer Correct Answer: A) Capillaries. 45. Diastolic pressure A) 80mmHg. B) 90mmHg. C) 40mmHg. D) 120mmHg. Show Answer Correct Answer: A) 80mmHg. 46. Which of the following takes place in active transport? A) Movement of a substance from its lower to higher concentration. B) Movement of a substance form its higher to lower concentration. C) Movement of water from its higher to lower concentration. D) None of above. Show Answer Correct Answer: A) Movement of a substance from its lower to higher concentration. 47. Chambers that reviece blood in the heart? (top chambers) A) Atria. B) Ventricles. C) Cardinal. D) Septum. Show Answer Correct Answer: A) Atria. 48. The main branches that lead from the trachea to the lungs are called A) Bronchioles. B) Bronchial tubes. C) Bronchi. D) None of above. Show Answer Correct Answer: C) Bronchi. 49. When we inhale, the air that enters the lungs is ..... A) Oxygen. B) Fresh air. C) Carbon dioxide. D) Water. Show Answer Correct Answer: A) Oxygen. 50. T / F-Blood pressure is a necessity in the fight against gravity & friction when it comes to blood. A) True. B) False. Show Answer Correct Answer: A) True. 51. Leukocytes is the biological name given to A) White Blood Cells. B) Lymph Tubes. C) Red Blood Cells. D) Platelets. Show Answer Correct Answer: A) White Blood Cells. 52. It allows air to enter the body; it FILTERS, WARMS and moistens air. A) NOSE. B) CELLS. C) MOUTH. D) LUNGS. Show Answer Correct Answer: A) NOSE. 53. The flow of blood between the heart and the body, starting at the aorta and ending in the vena cava. A) Oxygenated blood. B) Deoxygenated blood. C) Systemic circulation. D) Pulmonary circulation. Show Answer Correct Answer: C) Systemic circulation. 54. The doctor uses a ..... to listen to heartbeat. A) Stethoscope. B) Sphygmomanometer. C) Periscope. D) Telescope. Show Answer Correct Answer: A) Stethoscope. 55. The nucleus is absent in A) RBCs. B) WBCs. Show Answer Correct Answer: A) RBCs. 56. ..... is lack of nuclei and mitochondria but rich in hemoglobin A) R.b.c. B) W.b.c. Show Answer Correct Answer: A) R.b.c. 57. Inactive form of fibrin..... A) Fiber. B) Thrombin Thrombin. C) Fibrinogen Fibrinogen. D) Prothrombin Prothrombin. Show Answer Correct Answer: C) Fibrinogen Fibrinogen. 58. What is the name of a lower chamber of the heart? A) Myocardium. B) Atrium. C) Pericardium. D) Ventricle. Show Answer Correct Answer: D) Ventricle. 59. Contains hemoglobin, supplies body with oxygen A) Plasma. B) White Blood Cell. C) Red Blood Cell. D) Platelet. Show Answer Correct Answer: C) Red Blood Cell. 60. Describe the walls of the arteries A) Thin muscular walls. B) Tiny tubes of cells. C) Thick muscular walls. D) Square shaped. Show Answer Correct Answer: C) Thick muscular walls. ← 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