This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 113 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 113 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This valve directs blood into the pulmonary artery A) Pulmonary valve. B) Tricuspid valve. C) Mitral (bicuspid) valve. D) Aortic valve. Show Answer Correct Answer: A) Pulmonary valve. 2. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 3. True or False:An artery is a vessel that carries blood to the heart A) True. B) False. Show Answer Correct Answer: B) False. 4. What two things are needed for cellular respiration to happen in a cell? A) Glucose & oxygen. B) Water & carbon dioxide. C) Glucose & water. D) Oxygen & carbon dioxide. Show Answer Correct Answer: A) Glucose & oxygen. 5. What blood vessels allow oxygen and nutrient to pass through to the cells? A) Aorta. B) Veins. C) Capillaries. D) Arteries. Show Answer Correct Answer: C) Capillaries. 6. The muscular wall that separates the left and right side of the heart is known as: A) Semilunar valve. B) Veins. C) Aorta. D) Septum. Show Answer Correct Answer: D) Septum. 7. Which valve is located between the right atrium and the right ventricle? A) Tricuspid valve. B) Pulmonary valve. C) Aortic valve. D) Bicuspid valve. Show Answer Correct Answer: A) Tricuspid valve. 8. There are three basic parts of the Circulatory System:the heart, the arteries and the blood. A) FALSE . B) TRUE. Show Answer Correct Answer: A) FALSE . 9. COMPONENTS OF THE BLOOD:Liquid part of blood. A) Platelets. B) White blood cells. C) Plasma. D) Red blood cells. Show Answer Correct Answer: C) Plasma. 10. It is the organ that pump blood through the blood vessels. A) Stomach. B) Brain. C) Skin. D) Heart. Show Answer Correct Answer: D) Heart. 11. What blood type is the universal donor (can donate to any blood type)? A) AB-. B) AB+. C) O-. D) O+. Show Answer Correct Answer: C) O-. 12. Which have narrow lumen? A) Veins. B) Arteries. Show Answer Correct Answer: B) Arteries. 13. Blood vessels in your skin can widen (dilate) or contract (constrict) to help your body A) Digest food. B) Breathe better. C) Grow faster. D) Regulate body temperature. Show Answer Correct Answer: D) Regulate body temperature. 14. Dilation of coronary arteries ..... blood flow. A) Stops. B) Decreases. C) Increases. D) Regulates. Show Answer Correct Answer: C) Increases. 15. The human circulatory system comprises ..... A) Blood and blood vessels only. B) Blood vessels and heart only. C) Heart, blood vessels, and blood. D) Heart, liver, and spleen. Show Answer Correct Answer: C) Heart, blood vessels, and blood. 16. Is the Average of 70 mL of blood pumped out the ventricle per systole A) Heart Rate. B) Cardiac Output. C) Stroke Volume. D) Cardiac Cycle. Show Answer Correct Answer: C) Stroke Volume. 17. If someone has type A blood, what type of antibodies are in their blood? A) A. B) B. C) Both A and B. D) None. Show Answer Correct Answer: B) B. 18. Which structures filter and moisten air as it passes through the human respiratory system? A) Cilia and mucous membranes. B) Alveoli and cartilage rings. C) Diaphragm and bronchioles. D) Epiglottis and bronchi. Show Answer Correct Answer: A) Cilia and mucous membranes. 19. Where does the blood circulation begin? A) In the arms. B) In the heart. C) In the lungs. D) In the brain. Show Answer Correct Answer: B) In the heart. 20. True or false:tissues work together to do a main job in the body A) True. B) False. Show Answer Correct Answer: A) True. 21. What function does the heart have? A) Protects organs and produces red blood cells. B) Generates heat. C) Breaks down food into nutrients. D) Acts as a pump to move blood around the body. Show Answer Correct Answer: D) Acts as a pump to move blood around the body. 22. Which of the following is not a circulatory fluid? A) Tissue fluid. B) Synovial fluid. C) Lymph. D) Blood. Show Answer Correct Answer: B) Synovial fluid. 23. The blood vessel that carries oxygenated blood to heart muscles A) Coronary artery. B) Mesenteric artery. C) Renal artery. D) Pulmonary artery. Show Answer Correct Answer: A) Coronary artery. 24. When do valves close A) To allow blood to flow into the heart. B) To allow blood to flow away from the heart. C) To allow blood to flow into the lung. D) To allow blood to flow away from the lung. Show Answer Correct Answer: B) To allow blood to flow away from the heart. 25. Carry blood away from heart; mostly oxygen-rich A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 26. What is the term for a group of organs that break down food so that it can be used for energy, cell growth and repair? A) Digestive system. B) Circulatory system. C) Nervous system. D) Excretory system. E) Muscular system. Show Answer Correct Answer: A) Digestive system. 27. Carries messages/signals back and forth between brain and body A) Brain. B) Spinal Cord. C) Neurons. D) None of above. Show Answer Correct Answer: B) Spinal Cord. 28. What is rigor mortis essentially? A) Death color. B) Death stiffness. C) Death temperature. D) None of above. Show Answer Correct Answer: B) Death stiffness. 29. A waste product in the blood that comes from the breakdown of proteins. A) Capillary. B) Artery. C) Platelet. D) Urea. Show Answer Correct Answer: D) Urea. 30. The heart is an organ that pumps blood throughout the body supplying oxygen, nutrients, and hormones to and from tissues. It also removes ..... and other wastes. A) Oxygen. B) Carbon dioxide. C) Hydrogen dioxide. D) Carbon monoxide. Show Answer Correct Answer: B) Carbon dioxide. 31. The mitral (tricuspid) valve connects which of the following? A) R atrium and R ventricle. B) L atrium and L ventricle. C) R atrium and L atrium. D) L ventricle and R ventricle. Show Answer Correct Answer: A) R atrium and R ventricle. 32. What does the Circulatory System transport and take away? A) It transports donuts to Dunkin and takes away trash to Dump. B) It transports needed materials to cells and takes away wastes. C) It transports unneeded materials and takes away air. D) It transports fat to the stomach and takes away gas from the body. Show Answer Correct Answer: B) It transports needed materials to cells and takes away wastes. 33. Makes up 55% of your blood. A) PLATELETS. B) WHITE BLOOD CELLS. C) PLASMA. D) RED BLOOD CELLS. Show Answer Correct Answer: C) PLASMA. 34. The function of white blood cell is to ..... A) Stop the bleeding. B) Excrete blood clotting factor. C) Attack germs from entering to the blood. D) All of the above are correct. Show Answer Correct Answer: C) Attack germs from entering to the blood. 35. What structure separates the right ventricle from the left ventricle? A) Septum. B) Tricuspid valve. C) Bicuspid valve. D) Pulmonary semi-lunar valve. Show Answer Correct Answer: A) Septum. 36. What prevents blood from flowing backwards from the heart? A) Platelets. B) Aorta. C) Valves. D) Blood clots. Show Answer Correct Answer: C) Valves. 37. The order of the conductive pathway for the electrical impulses is A) Pacemaker-AV node-bundle of HIS-left & right bundle branches-Purkinje fibers. B) Superior & inferior vena cava-aorta-arteries-arterioles-veins-venules. C) Purkinje fibers-SA node-AV node-bundle of HIS-left & right bundle branches. D) SA node-AV node-left & right bundle branches-Purkinje fibers. Show Answer Correct Answer: A) Pacemaker-AV node-bundle of HIS-left & right bundle branches-Purkinje fibers. 38. What happens to the excess fluid before it re-enters the circulation through the lymphatic system? A) It is stored in the lymph nodes. B) It is expelled from the body. C) It is filtered by the lymph nodes. D) It is converted into blood cells. Show Answer Correct Answer: C) It is filtered by the lymph nodes. 39. What kind of blood enters the right side of the heart? A) Oxygenated. B) Deoxygenated. Show Answer Correct Answer: B) Deoxygenated. 40. Which of the following is responsible for blood clotting? A) White blood cells. B) Platelets. C) Plasma. D) Red blood cells. Show Answer Correct Answer: B) Platelets. 41. What vessels carry blood to the heart? A) Arteries. B) Collateral vessels. C) Capillaries. D) Veins. Show Answer Correct Answer: D) Veins. 42. Which is the largest and the main artery of the circulatory system? A) Vein. B) Valve. C) Atrium. D) Aorta. Show Answer Correct Answer: D) Aorta. 43. The bottom chambers of your heart are called A) Lungs. B) Atriums. C) Aorta. D) Ventricles. Show Answer Correct Answer: D) Ventricles. 44. Pulmonary arteries travel from the ..... to the ..... A) Lungs, Heart. B) Heart, Body. C) Heart, Lungs. D) Body, Heart. Show Answer Correct Answer: C) Heart, Lungs. 45. ..... are very fine vessels that have thin wall. A) Arteries. B) Veins. C) Blood capillaries. D) None of above. Show Answer Correct Answer: C) Blood capillaries. 46. What is the chemical equation for aerobic respiration? A) Glucose + Oxygen $\rightarrow$ Carbon dioxide + Water + Energy. B) Oxygen + Carbon dioxide + Energy $\rightarrow$ Glucose + Water. C) Lactic acid $\rightarrow$ Glucose. D) None of above. Show Answer Correct Answer: A) Glucose + Oxygen $\rightarrow$ Carbon dioxide + Water + Energy. 47. A pigment that gives the skin its color A) Epidermis. B) Melanin. C) Dermis. D) Pore. Show Answer Correct Answer: B) Melanin. 48. What is responsible for blood clotting? A) Plasma. B) Hemoglobin. C) Protein. D) Corpuscles. Show Answer Correct Answer: A) Plasma. 49. T/F:Heart murmurs are indicative of the valves of the heart not functioning properly: A) True. B) False. Show Answer Correct Answer: A) True. 50. Carry oxygen and carbon dioxide A) Platelets. B) Red blood cell. C) Plasma. D) White blood cell. Show Answer Correct Answer: B) Red blood cell. 51. The Pulmonary system circulates blood where? A) From the heart to the lungs and back. B) From the rest of the body and back to the heart. C) From the toes back up to the heart. D) From the brain down to the toes. Show Answer Correct Answer: A) From the heart to the lungs and back. 52. What is the definition for ingestion? A) Breaking down food into smaller nutrients. B) Getting rid of waste products. C) Getting food into our bodies. D) Getting nutrients into our bloodstream, so that our cells can use them. Show Answer Correct Answer: C) Getting food into our bodies. 53. The circulation of blood between heart and the rest of the body EXCEPT the lungs. A) Pulmanory circulation. B) Blood circulation. C) Systemic circulation. D) None of above. Show Answer Correct Answer: C) Systemic circulation. 54. Which artery brings oxygen poor blood to the lungs? A) Vena Cava. B) Pulmonary Vein. C) Aorta. D) Pulmonary Artery. Show Answer Correct Answer: D) Pulmonary Artery. 55. Deoxygenated means: A) Poor in oxygen. B) Rich in oxygen. Show Answer Correct Answer: A) Poor in oxygen. 56. This delivers blood to the organs and tissues in your body A) Arteries. B) Capillaries. C) Veins. D) Blood Vessels. Show Answer Correct Answer: D) Blood Vessels. 57. Which correctly describe white blood cells? A) No nucleus, irregularly shaped, more than red blood cells. B) Has nucleus, smaller than red blood cells, colorless. C) Has nucleus, fewer than red blood cells, larger than red blood cells. D) None of above. Show Answer Correct Answer: C) Has nucleus, fewer than red blood cells, larger than red blood cells. 58. How long does it take for one red blood cell to go round the body? A) 24 minutes. B) 20 minutes. C) 20 seconds. D) 24 hours. Show Answer Correct Answer: C) 20 seconds. 59. Tubular structures carrying blood through the body are called ..... A) Veins. B) Capillaries. C) Blood vessels. D) Arteries. Show Answer Correct Answer: C) Blood vessels. 60. How are the diagram and photograph different? A) They both are parts of a human. B) The diagram is not real. The photograph is of a real heart. C) They both focus on the circulatory system. D) One is female and one is male. Show Answer Correct Answer: B) The diagram is not real. The photograph is of a real heart. ← 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