This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 127 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 127 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When blood leaves this chamber of the heart, it heads out to the body (not the lungs) A) Right ventricle. B) Right atrium. C) Left ventricle. D) Left atrium. Show Answer Correct Answer: C) Left ventricle. 2. Why is diffusion so important in biology? A) It's the basic power source for most types of cells. B) It allows substances to move across cell membranes. C) It prevents toxins from entering our bodies. D) Without diffusion, cell division could not take place. Show Answer Correct Answer: B) It allows substances to move across cell membranes. 3. No subendothelial layer; No IEL & EEL A) Arterioles. B) Muscular arteries. C) Elastic arteries. D) None of above. Show Answer Correct Answer: A) Arterioles. 4. What is measured using a sphygmomanometer? A) Blood type. B) Blood volume. C) Heart rate. D) Blood pressure. Show Answer Correct Answer: D) Blood pressure. 5. Parts of the heart that receive deoxygenated blood from all body parts except lungs A) Left atrium. B) Right atrium. C) Right ventricle. D) Left ventricle. Show Answer Correct Answer: B) Right atrium. 6. Where is carbon dioxide exchanged? A) In the heart. B) In the arteries. C) In the capillaries. D) In the lungs. Show Answer Correct Answer: D) In the lungs. 7. Which of the following does NOT describe the veins? A) Thin walls. B) Thick walls. C) Large lumen. D) Presence of valves. Show Answer Correct Answer: B) Thick walls. 8. The ..... system consists of the heart and blood vessels. A) Circulatory. B) Skeletal. C) Respiratory. D) Digestive. Show Answer Correct Answer: A) Circulatory. 9. When you exercise your body needs more ..... A) Oxygen and air. B) Oxygen and food. C) Oxygen and blood. D) None of above. Show Answer Correct Answer: B) Oxygen and food. 10. Blood flow through a capillary is controlled by a precapillary sphincter. A) True. B) False. Show Answer Correct Answer: A) True. 11. Cardiac arrest may be reversed if ..... is performed. A) A dance. B) Nothing. C) CPR. D) None of above. Show Answer Correct Answer: C) CPR. 12. You can change your blood type. A) True. B) False. Show Answer Correct Answer: B) False. 13. The SA node is also known as the A) Pacemaker. B) Heart beat. C) Purkinje fibers. D) None of these. Show Answer Correct Answer: A) Pacemaker. 14. Where on your body are the 2 places where it's easiest to find your pulse/heartbeat? A) Wrist and arm. B) Neck and leg. C) Neck and wrist. D) Wrist and leg. Show Answer Correct Answer: C) Neck and wrist. 15. The medical term for a heart attack is myocardial infarction A) False. B) True. Show Answer Correct Answer: B) True. 16. What side of the heart has oxygen poor blood? A) Left. B) Right. Show Answer Correct Answer: B) Right. 17. The ..... receive blood from veins. A) Atrium. B) Bones. C) Ventricle. D) Valves. Show Answer Correct Answer: A) Atrium. 18. What part of your blood carries nutrients, wastes, and hormones, antibodies, and other chemicals? A) Platelets. B) Plasma. C) Red blood cells. D) White blood cells. Show Answer Correct Answer: B) Plasma. 19. The proper term for white blood cells is ..... A) Leucocytes. B) Thromobocytes. C) Erythrocytes. D) None of above. Show Answer Correct Answer: A) Leucocytes. 20. What are the 3 types of blood vessels? A) Rivers, lakes and streams. B) Arteries, veins and capillaries. Show Answer Correct Answer: B) Arteries, veins and capillaries. 21. The thickening of walls of arteries is called ..... A) Arteriosclerosis. B) Aneurysm. C) Arthritis. D) Both (a) and (c). Show Answer Correct Answer: A) Arteriosclerosis. 22. Would contraction and relaxation of muscles impact blood flow in the arteries or the veins? A) Arteries. B) Veins. Show Answer Correct Answer: B) Veins. 23. Blood vessels that lead blood away from the heart are called ..... A) Vessels. B) Capillaries. C) Veins. D) Arteries. Show Answer Correct Answer: D) Arteries. 24. The aortic arch is located A) Above the heart. B) Below the heart. C) In the chest. D) In the head. Show Answer Correct Answer: A) Above the heart. 25. Which of the following veins is NOT an antecubital vein? A) Cephalic. B) Femoral. C) Median. D) Basil. Show Answer Correct Answer: B) Femoral. 26. A myocardial infarction is also known as a A) Heart attack. B) Surgical procedure to repair a vessel. C) Stroke. D) Cancerous tumor. Show Answer Correct Answer: A) Heart attack. 27. What is the role of anaerobic respiration in bread-making? A) D to release enough lactic acid to kill the yeast. B) C to release enough energy to bake the bread. C) B to produce gas to make the bread rise. D) A to produce alcohol to flavour the bread. Show Answer Correct Answer: C) B to produce gas to make the bread rise. 28. The Vena Cava delivers blood to the heart into the ..... A) Left ventricle. B) Left atrium. C) Right ventricle. D) Right atrium. Show Answer Correct Answer: D) Right atrium. 29. What part of the blood plugs holes to stop bleeding? A) Leukocytes. B) Plasma. C) Red Blood Cells. D) Platelets. Show Answer Correct Answer: D) Platelets. 30. Which of the following organs will only receives Oxygenated blood? A) Liver. B) Spleen. C) Gills. D) Lungs. Show Answer Correct Answer: B) Spleen. 31. Which one is INCORRECT about myocardium of the heart? A) The action of cardiac muscle (constrict) is controlled by peripheral nervous system. B) It is the middle layer and composed of muscle cell. C) The thickest layer of the heart. D) The myocardium of right ventricle of the heart is thicker than other myocardium. Show Answer Correct Answer: D) The myocardium of right ventricle of the heart is thicker than other myocardium. 32. Which statement is correct concerning the heart? A) Right ventricle pumps blood to the body excluding the lungs. B) Left ventricle pumps blood to the lungs. C) Right ventricle pumps blood to the lungs. D) Left ventricle pumps to the body including the lungs. Show Answer Correct Answer: C) Right ventricle pumps blood to the lungs. 33. Right atrium2. left atrium3. right ventricle4. left ventricle5. vena cava6. aorta7. pulmonary trunk8. pulmonary artery9. pulmonary veins10. LungsWhat is the correct order for the flow of blood returning to the heart from the systemic circulation? A) 5, 2, 4, 7, 8, 10, 9, 1, 3, 4. B) 5, 1, 3, 7, 8, 10, 9, 2, 4, 6. C) 9, 1, 2, 6, 5, 2, 4, 7, 8, 10. D) 9, 2, 4, 6, 5, 1, 3, 7, 8, 10. Show Answer Correct Answer: B) 5, 1, 3, 7, 8, 10, 9, 2, 4, 6. 34. The red blood cells (RBCs) present in blood protects us from diseases. A) True. B) False. Show Answer Correct Answer: B) False. 35. A blood clot that travels through the circulatory system and eventually becomes lodged within a blood vessel? A) Aneurysm. B) Atherosclerosis. C) Embolism. D) Thrombosis. Show Answer Correct Answer: C) Embolism. 36. How many antigens does O-blood type have? A) 6. B) 3. C) 0. D) 2. E) 1. Show Answer Correct Answer: C) 0. 37. This is the liquid that makes up 55% of our blood? A) Hemoglobin. B) Fibrin. C) Plasma. D) Platelets. Show Answer Correct Answer: C) Plasma. 38. Parts of the Heart:veinPumping chambers of the heart A) Atrium. B) Right ventricle. C) Ventricles. D) None of above. Show Answer Correct Answer: C) Ventricles. 39. What are the tubes of the circulatory system called? A) Hoses. B) Shoots. C) Tubes. D) Blood Vessels. Show Answer Correct Answer: D) Blood Vessels. 40. Which of the following tests for glucose? A) Iodine. B) Biuret. C) Benedicts. D) Emulsion. Show Answer Correct Answer: C) Benedicts. 41. What is the characteristic of red blood cells? A) Round, flat, concave in the middle, has a nucleus. B) Flat round, concave in the middle, no nucleus. C) They are larger than white blood cells. no nucleus. D) It is a small sheet without a nucleus to help carry oxygen. Show Answer Correct Answer: B) Flat round, concave in the middle, no nucleus. 42. About how many miles of blood vessels are in the average adult? A) 60, 000-100, 000 miles. B) Not even 1 mile. C) 6-10 miles. D) 60-100 miles. Show Answer Correct Answer: A) 60, 000-100, 000 miles. 43. The person having no antigens will be called the ..... A) Universal donor. B) Universal receiver. C) Universal acceptor. D) Universal recipient. Show Answer Correct Answer: A) Universal donor. 44. The pericardial sac lines which part of the heart? A) Outer. B) Inner. C) Down the middle. D) None of above. Show Answer Correct Answer: A) Outer. 45. The following statement is true or false: " Circulation is a vital life function. We need it to survive. A) True. B) False. Show Answer Correct Answer: A) True. 46. What is the function of the right atrium A) It gives of oxygen to the blood and transports it to the aorta. B) It receives blood low in oxygen from the body and then empties the blood into the right ventricle. C) It moves blood from the heart to different parts of the body. D) All of the above. Show Answer Correct Answer: B) It receives blood low in oxygen from the body and then empties the blood into the right ventricle. 47. What do lymphocytes do? A) Act against foreign bodies. B) Produce enzymes that dissolve blood cells. C) Release substances that initiate blood clots. D) Phagocytize damaged cells. Show Answer Correct Answer: A) Act against foreign bodies. 48. There are 3 types of circulatory system A) False. B) True. Show Answer Correct Answer: A) False. 49. If a patient has a higher level of white blood cells in their blood cell count, this can indicate ..... A) The patient has low oxygen levels. B) The patient has internal bleeding. C) The patient has an infection. D) The patient is healthy and does not have any issues. Show Answer Correct Answer: C) The patient has an infection. 50. A vessel that takes oxygenated blood away from the heart is known as ..... A) Vein. B) Capillary. C) Artery. D) None of above. Show Answer Correct Answer: C) Artery. 51. What is the largest artery in the systemic circuit? A) Inferior vena cava. B) Aorta. C) Superior vena cava. D) Pulmonary artery. Show Answer Correct Answer: B) Aorta. 52. The blood vessles that emerge from the heart are called ..... A) Arteries. B) White blood cell. C) Plasma. D) One. Show Answer Correct Answer: A) Arteries. 53. Which neurons carry messages from the brain to the body? A) Interneuron. B) Sensory neuron. C) Afferent. D) Motor neuron. Show Answer Correct Answer: D) Motor neuron. 54. Tiny blood vessels that are microscopic and where nutrients are absorbed. A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 55. The circulatory system works with the ..... system to obtain energy from nutrients that we eat and deliver it to cells. A) Nervous. B) Skeletal. C) Respiratory. D) Digestive. Show Answer Correct Answer: D) Digestive. 56. The biggest artery in the circulatory system isthe ..... A) Renal artery. B) Hepatic artery. C) Pulmonary artery. D) Aorta. Show Answer Correct Answer: D) Aorta. 57. Superior vena cava-right atrium-Tricuspid valve-right ventricle-Pulmonary valve-pulmonary artery-?-Pulmonary veins-left atrium-mitral valve-left ventricle-aorta-rest of body A) LUNGAL VEINS. B) LUNGS. C) CARDIAC CAPILLARY. D) JUDARY CHAMBER. Show Answer Correct Answer: B) LUNGS. 58. White Blood Cells ..... infection A) Create. B) Fight. C) Develop. D) Cause. Show Answer Correct Answer: B) Fight. 59. Localized, balloon-like dilation of a blood vessel, usually an artery A) Fibrillation. B) Flutter. C) Aneurysm. D) Cardiomyopathy. Show Answer Correct Answer: C) Aneurysm. 60. ..... structures carry Deoxygenated blood to the heart A) Arteries. B) Capillaries. C) Veins. D) Vena cava. Show Answer Correct Answer: C) Veins. ← 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