This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 139 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 139 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Veins transport blood..... A) Back to the heart. B) Away from the heart. Show Answer Correct Answer: A) Back to the heart. 2. What part of the body carries blood from the heart to the body? A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 3. The muscular system enables movement of materials inside the body and movement of the body itself. A) True. B) False. Show Answer Correct Answer: A) True. 4. What is inflammation of the heart called? A) Myocarditis. B) Angina. C) Ascites. D) Edema. Show Answer Correct Answer: A) Myocarditis. 5. What type of digestion takes place in the stomach? A) Mechanical. B) Chemical. C) Both mechanical and chemical. D) None of above. Show Answer Correct Answer: C) Both mechanical and chemical. 6. A carbohydrate; produced by photosynthesis; primary source of energy for some plant and animal cells A) Fat. B) Oxygen. C) Glucose. D) Hydrogen. Show Answer Correct Answer: C) Glucose. 7. Which is NOT a function of roots? A) Take in nutrients. B) Take in water. C) Anchor plant to ground. D) Make food. Show Answer Correct Answer: D) Make food. 8. How many liters of blood does the body contain? A) 6-7. B) 4-6. C) 10-12. D) 2-3. Show Answer Correct Answer: B) 4-6. 9. Red blood cells are made in the bone marrow of the flat bones like the ..... and the long bones like the ..... A) Leukocytes and Thrombocytes. B) Spleen and Liver. C) Blood and Blood Vessels. D) Sternum and Humerus. Show Answer Correct Answer: D) Sternum and Humerus. 10. The Pulmonary Loop in the circulatory system is responsible for what? A) Getting digested food from the digestive system and taking it to the body cells. B) Taking oxygenated blood to the body cells and dropping it off and picking up carbon dioxide. C) Taking carbon dioxide to the lungs and dropping it off and picking up oxygen. D) None of the above. Show Answer Correct Answer: C) Taking carbon dioxide to the lungs and dropping it off and picking up oxygen. 11. Blood vessels of the Heart:largest artery that send the blood from the left ventricle to all parts of the body. A) Vena cava. B) Aorta. C) Pulmonary vein. D) None of above. Show Answer Correct Answer: B) Aorta. 12. Carries oxygenated blood from the lungs to the left atrium of the heart. A) Pulmonary Vein. B) Pulmonary Artery. C) Left Atrium. D) None of above. Show Answer Correct Answer: A) Pulmonary Vein. 13. All the animals have red blood. A) False. B) True. Show Answer Correct Answer: A) False. 14. If you are using a stethoscope and trying to detect the tricuspid valve which of the following would be the best location? A) 2 inches inferior of the xyphoid process. B) On the right side of the sternum. C) On the left side of the sternum near the midpoint. D) N the left side of the sternum near the midpoint of the sixth rib. Show Answer Correct Answer: B) On the right side of the sternum. 15. The B-cell lymphocytes make antibodies that fight foreign bodies A) False. B) True. Show Answer Correct Answer: B) True. 16. Blood cells that carry oxygen are called? A) Leucocytes. B) Lymphocytes. C) Monocytes. D) Erythrocytes. Show Answer Correct Answer: D) Erythrocytes. 17. Occurs when the concentration of particles is higher in one area than another. A) Concentration gradient. B) Concentration. C) [high] $\rightarrow$ [low]. D) None of above. Show Answer Correct Answer: A) Concentration gradient. 18. A shortage of red blood cells/hemoglobin A) Hemophilia. B) Anemia. C) Leukemia. D) Atherosclerosis. Show Answer Correct Answer: B) Anemia. 19. This carries blood toward the heart that is oxygen-poor A) Veins. B) Arteries. C) Capillaries. D) Blood vessel. Show Answer Correct Answer: A) Veins. 20. What is label "6" ? A) Inferior vena cava. B) Left atrium. C) Right atrium. D) Left ventricle. E) Aorta. Show Answer Correct Answer: E) Aorta. 21. What is considered a waste product in the blood? A) Insulin. B) Oxygen. C) Carbon Dioxide. D) Nitrogen. Show Answer Correct Answer: C) Carbon Dioxide. 22. ..... carries blood to all the parts of the body and bring them back. A) Nerves. B) Blood vessels. C) Spinal chord. D) None of above. Show Answer Correct Answer: B) Blood vessels. 23. How much of your blood is composed of plasma? A) 45%. B) 1%. C) 75%. D) 55%. Show Answer Correct Answer: D) 55%. 24. What are the organs that make up the Circulatory System? A) Stomach, Liver, mouth, small intestive. B) Lungs, Alveoli, Larynx, Nostrils. C) Heart, Veins, Arteries, blood. D) Brain, cerebellum, Spine, Medulla oblongata. Show Answer Correct Answer: C) Heart, Veins, Arteries, blood. 25. This part of the Blood is mostly water with protein from the Liver. A) Erythrocytes. B) Plasma. C) Hemoglobin. D) Leukocytes. Show Answer Correct Answer: B) Plasma. 26. Which 2 body systems function together to move oxygen throughout the body? A) Circulatory anddigestive. B) Digestive and nervous. C) Nervous and skeletal. D) Respiratory and circulatory. Show Answer Correct Answer: D) Respiratory and circulatory. 27. The movement of cytoplasm in unicellular organisms that passes substances all over the cell is called ..... A) Brownian movement. B) Cytoplasmic movement. C) Rhythemic movement. D) All the above. Show Answer Correct Answer: A) Brownian movement. 28. Which blood vessel carries dark red blood? A) Veins. B) Arteries. C) Both. D) Neither. Show Answer Correct Answer: A) Veins. 29. The bottom chambers of the heart that pump the blood are called- A) Atria. B) Ventricles. C) Valves. D) All of these. Show Answer Correct Answer: B) Ventricles. 30. In larger organisms..... A) Cells work together. B) The heart works together. C) Each cell has an individual job. D) Glucose works together. Show Answer Correct Answer: A) Cells work together. 31. Which of these is a common risk factor for heart disease? A) Having high blood pressure. B) Being overweight. C) Exercising regularly. D) None of above. Show Answer Correct Answer: A) Having high blood pressure. 32. What is the difference between saltwater and freshwater ecosystems? A) Freshwater ecosystems don't have plants, and saltwater ecosystems do. B) Saltwater ecosystems have a lot of salt, and freshwater ecosystems don't. C) Animals can only live in one part of a saltwater ecosystem, but they can survive anywhere in a freshwater ecosystem. D) Freshwater ecosystems have three habitats, and saltwater ecosystems have one. Show Answer Correct Answer: B) Saltwater ecosystems have a lot of salt, and freshwater ecosystems don't. 33. A decrease in blood pressure with standing and lying of greater than 10-20 could be: A) Hypertension. B) Orthostatic hypotension. C) Normal. D) None of above. Show Answer Correct Answer: B) Orthostatic hypotension. 34. Which of the following separates the right side of the heart from the left? A) Valve. B) Pericardium. C) Septum. D) Chamber. Show Answer Correct Answer: C) Septum. 35. These are the lower chambers of the heart. A) Valves. B) Arterioles. C) Ventricles. D) Atria. Show Answer Correct Answer: C) Ventricles. 36. The entrance to the ascending aorta is guarded by A) Semilunar valve. B) Tricuspid valve. C) An atrioventricular valve. D) Bicuspid valve. Show Answer Correct Answer: A) Semilunar valve. 37. Systems that slows vital signs down A) Nervous system. B) Sympathetic system. C) Peripheral nervous system. D) Central nervous system. E) Parasympathetic system. Show Answer Correct Answer: E) Parasympathetic system. 38. What do you call "a group of organs that come together to do a similar job" ? A) A cell. B) A Tissue. C) An organ system. D) An Organ. Show Answer Correct Answer: C) An organ system. 39. You can get oxygen to your brain by doing regular exercise. A) True. B) False. Show Answer Correct Answer: A) True. 40. What kind of transport does not require energy? A) Passive. B) Vacuoles. C) Active. D) Na/K Pump. Show Answer Correct Answer: A) Passive. 41. Process that destroys worn out blood cells A) Hemostasis. B) Hematization. C) Phagocytosis. D) Coagulation. Show Answer Correct Answer: C) Phagocytosis. 42. Large blood vessels that carry oxygenated blood away from the heart. A) Arteries. B) Veins. C) Capillaries. D) Immune. Show Answer Correct Answer: A) Arteries. 43. Lymph is a pale fluid that contains white blood cells. Which system is lymph a part of? A) Circulatory. B) Muscular. C) Digestive. D) Respiratory. Show Answer Correct Answer: A) Circulatory. 44. What type of blood is the universal recipient? A) AB. B) B. C) A. D) O. Show Answer Correct Answer: A) AB. 45. What is the protein in plasma that helps fight disease? A) Hemoglobin. B) Red blood cells. C) Platelets. D) Antibodies. Show Answer Correct Answer: D) Antibodies. 46. The human circulatory system is a ..... system. A) Open. B) Closed. Show Answer Correct Answer: B) Closed. 47. What vocabulary word means a hollow, muscular organ that pumps blood throughout the body? A) Stomach. B) Brain. C) Lung. D) Heart. Show Answer Correct Answer: D) Heart. 48. Blood is MOSTLY ..... A) Platelets. B) Plasma. C) Water. D) Red Blood Cells. Show Answer Correct Answer: C) Water. 49. The blood vessels are tubes that connect the heart to the rest of the body ..... A) True. B) False. Show Answer Correct Answer: A) True. 50. A person with swollen gums rinses his mouth with warm salt water, and the swelling decreases. Which of the following has occurred? A) The water in the gums has moved out due to the high concentration of salt in the solution. B) The saltwater solution lowers the temperature of the water in the gums. C) The salt in the solution has moved against the concentration gradient. D) The swollen gums have absorbed the saltwater solution. Show Answer Correct Answer: A) The water in the gums has moved out due to the high concentration of salt in the solution. 51. What is the main function of the heart in the human body? A) To digest food. B) To filter toxins. C) To pump blood. D) To control body temperature. Show Answer Correct Answer: C) To pump blood. 52. What is the purpose of breathing? A) Remove carbon dioxide. B) Both options above are correct. C) Get energy for cells. D) None of the above. Show Answer Correct Answer: B) Both options above are correct. 53. Which system allows blood to circulate throughout the body to transport oxygen and nutrients to all the cells and tissues? A) Nervous. B) Respiratory. C) Circulatory. D) None of above. Show Answer Correct Answer: C) Circulatory. 54. Period of relaxation of the heart A) Apex. B) Arrhythmias. C) Diastole. D) Systole. Show Answer Correct Answer: C) Diastole. 55. Which of the following has these characteristics?-combat inflammation and allergic reactions-secrete heparin to slow down blood clotting A) Monocytes. B) Neutrophils. C) Lymphocytes. D) Basophils. Show Answer Correct Answer: D) Basophils. 56. Largest Artery ..... A) Pulmonary. B) Carotid. C) Aorta. D) None of these. Show Answer Correct Answer: C) Aorta. 57. In the figure, who is responsible for cycling oxygen into the atmosphere? A) Decomposers. B) Consumers. C) Fungi. D) Producers. Show Answer Correct Answer: D) Producers. 58. What is the main organ in the circulatory sysetm? A) Stomach. B) Heart. C) Kidney. D) Brain. Show Answer Correct Answer: B) Heart. 59. What molecule transports oxygen? A) Erythropoietin. B) Bilirubin. C) Myoglobin. D) Hemoglobin. Show Answer Correct Answer: D) Hemoglobin. 60. Controlling heart rate A) Butterfly valve. B) Three-way valve. C) Semilunar valve. D) Auriculoventricular node. Show Answer Correct Answer: D) Auriculoventricular node. ← 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