This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 187 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 187 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The diaphragm muscle moves up and ribs move in A) Inhale. B) Exhale. Show Answer Correct Answer: B) Exhale. 2. Blood helps to maintain constant body temperature. A) False. B) True. Show Answer Correct Answer: B) True. 3. Which of the following best describes the pulmonary circuit? A) Heart-pulmonary artery-lungs-pulmonary vein-heart. B) Heart-pulmonary artery-capillaries-lungs-heart. C) Heart-pulmonary artery-lungs-vena cava-heart. D) Heart-aorta-lungs-pulmonary vein-heart. Show Answer Correct Answer: A) Heart-pulmonary artery-lungs-pulmonary vein-heart. 4. A cluster of cells situated in the upper part of the right auricle are called A) Sinoatrial node. B) Lymph node. C) Son node. D) Coronary node. Show Answer Correct Answer: A) Sinoatrial node. 5. What does the systemic circulation do? A) Take oxygen poor blood to the lungs. B) Take oxygen poor blood to the heart. C) Take oxygen rich blood to the body. D) Take oxygen rich blood to the lungs. Show Answer Correct Answer: C) Take oxygen rich blood to the body. 6. In this system, blood is pumped by a tubular heart through a blood vessels and then out into the cavity. A) Open transport system. B) Lock transport system. C) Closed transport system. D) None of above. Show Answer Correct Answer: A) Open transport system. 7. The nervous system is composed of the heart, blood, and blood vessels. A) False. B) True. Show Answer Correct Answer: A) False. 8. Which is the correct pathway of air into the respiratory system? A) Nose and mouth, pharynx, trachea, bronchi, bronchioles, alveoli. B) Nose and mouth, bronchi, trachea, pharynx, bronchioles, alveoli. C) Alveoli, bronchioles, bronchi, trachea, pharynx, nose and mouth. D) Pharynx, nose and mouth, bronchioles, bronchi, trachea, alveoli. Show Answer Correct Answer: A) Nose and mouth, pharynx, trachea, bronchi, bronchioles, alveoli. 9. Which vessel does atherosclerosis affect A) Veins. B) Capillaries. C) Arteries. D) None of above. Show Answer Correct Answer: C) Arteries. 10. Which chamber of the heart receives blood from the vena cava? A) Right ventricle. B) Left atrium. C) Left ventricle. D) Right atrium. Show Answer Correct Answer: D) Right atrium. 11. Why are capillaries important to the circulatory system? A) The breakdown of food into usable nutrients occurs there. B) The movement of muscles to perform locomotion occurs there. C) The exchange of materials between the blood and body cells occurs there. D) The pumping of blood occurs there. Show Answer Correct Answer: C) The exchange of materials between the blood and body cells occurs there. 12. What is the name of the arteries that provdie the heart with oxygen A) Pulmonary artery. B) Capillaries. C) Coronary. D) Aorta. Show Answer Correct Answer: C) Coronary. 13. What is the name of the membrane that surrounds the outside of the heart? A) Endocardium. B) Myocardium. C) Pericardium. D) Epicardium. Show Answer Correct Answer: C) Pericardium. 14. Which side of the heart is the tricuspid valve found on? A) Right. B) Left. Show Answer Correct Answer: A) Right. 15. This is also known as the "river of life." A) Water. B) Blood. C) Protein. D) None of above. Show Answer Correct Answer: B) Blood. 16. True/False:The cardiac muscle (the heart) involuntarily contracts and relaxes to force blood to move throughout the body. A) True. B) False. Show Answer Correct Answer: A) True. 17. The small flap of cartilage that closes when food passes through the throat is called the ..... A) Trachea. B) Valve. C) Bronchioles. D) Epiglottis. Show Answer Correct Answer: D) Epiglottis. 18. Which side of the heart pumps blood rich in carbon dioxide to the lungs? A) Right side. B) Left side. C) Both sides. D) None of above. Show Answer Correct Answer: A) Right side. 19. True or False:Your pulse beats fastest when you are sleeping. A) False. B) True. Show Answer Correct Answer: A) False. 20. Any health problem of the heart A) Pulse. B) Heart disease. C) Septum. D) Valves. Show Answer Correct Answer: B) Heart disease. 21. Which action of the heart that moves the blood around the body? A) Stretching action. B) Pushing action. C) Pumping action. D) Pulling action. Show Answer Correct Answer: C) Pumping action. 22. ..... Circulation System carries blood through the rest of the body and return the blood back to the heart. A) Nervomantic. B) Automatic. C) Systematic. D) Pulmonary. Show Answer Correct Answer: C) Systematic. 23. Smallest blood vessels where nutrients and gas areexchanged between the blood and body cells A) Capillaries. B) Veins. C) Arteries. D) None of above. Show Answer Correct Answer: A) Capillaries. 24. What delivers oxygen to your body cells and is made in bone marrow? A) White blood cell. B) Respiratory system. C) Red blood cell. D) Lungs. Show Answer Correct Answer: C) Red blood cell. 25. If the blood is mixed with anti-A, anti-B, and anti-AB, then the blood is of the blood type..... A) O. B) A. C) B. D) AB. Show Answer Correct Answer: A) O. 26. Parts of the heart that receive oxygenated blood from the lungs A) Left ventricle. B) Right atrium. C) Left atrium. D) Right ventricle. Show Answer Correct Answer: C) Left atrium. 27. The circulatory system is also called A) Digestive. B) Cardiovascular. C) Excretory. D) Respiratory. Show Answer Correct Answer: B) Cardiovascular. 28. The heart beats at an average of 120 times per minute. A) False. B) True. Show Answer Correct Answer: A) False. 29. Which system is often referred to as the "transportation" system of the body? A) Muscular System. B) Circulatory System. C) Skeletal System. D) Nervous System. Show Answer Correct Answer: B) Circulatory System. 30. A structure in the heart that temporarily closes, ensuring that blood moves in only one direction. A) Ventricle. B) Valve. C) Atrium. D) Aorta. Show Answer Correct Answer: B) Valve. 31. The stage of relaxation of atria and ventricles is known as..... A) Diastole. B) Systole Systole. C) Both. D) Blood pressure. Show Answer Correct Answer: A) Diastole. 32. 11) ..... are cold-blooded vertebrates. Most are covered with scales and a slimy coating that helps water flow past them. They live in water and use gills to get the oxygen they need from water. A) Amphibians. B) Reptiles. C) Fish. D) Birds. Show Answer Correct Answer: C) Fish. 33. Match each section of the respiratory system to its characteristics or definition Pharynx A) Flap of skin to cover when you swallow. B) Pushes air through the voice box. C) Moves air down ( Tube in back of the mouth). D) Air enters and tissues moisten the air. Show Answer Correct Answer: C) Moves air down ( Tube in back of the mouth). 34. What is mechanical digestion A) Acid and enzymes breaking down food. B) Physically breaking food into smaller pieces increasing the surface area of the food. C) The chewing motion of breaking down food. D) Chemical reaction using enzymes to break down polymer into monomers. Show Answer Correct Answer: B) Physically breaking food into smaller pieces increasing the surface area of the food. 35. Blood is low in oxygen in the pulmonary veins. A) False. B) True. Show Answer Correct Answer: A) False. 36. -The walls of veins are thinner than artery walls. A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: B) Veins. 37. Noise caused by the ventricular contraction A) Lub. B) Dub. C) Korotkoff Noise. D) None of above. Show Answer Correct Answer: A) Lub. 38. The role of platelets in the bloodstream A) Clotting. B) Carrying O2. C) Carrying CO2. D) Fighting bacteria, viruses, etc. Show Answer Correct Answer: A) Clotting. 39. What circulatory disorder could be diagnosed with an electrocardiogram? A) Anemia. B) Fibrillation. C) Embolism. D) Hypertension. Show Answer Correct Answer: B) Fibrillation. 40. Circulatory System is like what organelle in an animal cell? A) Cytoplasm. B) Nucleus. C) Vacuoles. D) Mitochondria. Show Answer Correct Answer: A) Cytoplasm. 41. As blood begins tu circulate; it leaves the ..... from the left ventricle and goes into the aorta. A) Lungs. B) Heart. C) Body. D) None of above. Show Answer Correct Answer: B) Heart. 42. The athlete sustained an open wound while on the practice field. A couple of days later the injury appeared red, swollen, and was warm to the touch. The injury resulted in which development? A) Inflammation. B) Agglutination. C) Phagocytosis. D) Hemolysis. Show Answer Correct Answer: A) Inflammation. 43. The main function of white blood cells is ..... A) Defend our body. B) Transport water for the body. C) Transport oxygen for the body. D) Transport carbon dioxide for the body. Show Answer Correct Answer: A) Defend our body. 44. Which blood part attacks germs and pathogens? A) Platelets. B) WBC. C) RBC. D) Plasma. Show Answer Correct Answer: B) WBC. 45. ' ..... ' comes in from the stomata A) Carbon dioxide. B) Hydrogen. C) Nitrogen. D) Oxygen. Show Answer Correct Answer: A) Carbon dioxide. 46. Narrow thick type of veins A) Arteries. B) Capillaries. C) Venules. D) All of the above. Show Answer Correct Answer: A) Arteries. 47. Can donate red blood cells to only B & AB A) Type O. B) Type A. C) Type AB. D) Type B. Show Answer Correct Answer: D) Type B. 48. The cardiovascular system is made up of which of the following? A) Heart. B) Blood Vessels. C) Blood. D) All of the Above. Show Answer Correct Answer: D) All of the Above. 49. What is a Thrombocyte? A) Blood Protein. B) Red blood cell. C) White blood cell. D) Platelet. Show Answer Correct Answer: D) Platelet. 50. When you donate blood, they usually take about ..... A) 1 pint. B) 5 pints. C) 1 gallon. D) 5 gallons. Show Answer Correct Answer: A) 1 pint. 51. This chamber receives oxygenated blood first A) Left atrium. B) Right ventricle. C) Left ventricle. D) Right atrium. Show Answer Correct Answer: A) Left atrium. 52. Protein present in plasma that starts blood coagulation is..... A) Prothrombin Prothrombin. B) Fibrinogen Fibrinogen. C) Fibrin Fibrin. D) None is none. Show Answer Correct Answer: A) Prothrombin Prothrombin. 53. How many main blood types are there? A) 3. B) 16. C) 4. D) 5. Show Answer Correct Answer: C) 4. 54. After the blood leaves the left ventricle is enters the A) Right ventricle. B) Left atrium. C) Aorta. D) Right atrium. Show Answer Correct Answer: C) Aorta. 55. The three major types of muscles in the body are? A) Smooth muscles, sports muscles and skeletal muscles. B) Smooth muscles, cardiac muscles and skeletal muscles. C) Smooth muscles, running muscles and face muscles. D) Smooth muscles, flexible muscles and strength muscles. Show Answer Correct Answer: B) Smooth muscles, cardiac muscles and skeletal muscles. 56. The heart doesn't pump blood to the cells of the body. A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 57. Plasma is 90% water. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 58. What does the systole and diastole represent? A) Action of the heart. B) Action of the nerves. C) Action of the ventricles. D) Action of the vessels. Show Answer Correct Answer: C) Action of the ventricles. 59. ' ..... ' comes into the plant through the roots A) Water. B) Goku. C) Carbon Dioxide. D) Oxygen. Show Answer Correct Answer: A) Water. 60. In which blood vessels the flow of blood is at high pressure? A) Heart. B) Capillaries. C) Veins. D) Arteries. Show Answer Correct Answer: D) Arteries. ← 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