This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 152 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 152 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The blood vessel that has valves at intervals ..... A) Capillary. B) Artery. C) Vein. D) None of the above. Show Answer Correct Answer: C) Vein. 2. Why is the heart and circulatory system described as a "double loop" ? A) Blood goes to the hear and lungs. B) First loop is oxygenated poor blood and the second loop is oxygenated rich blood. C) First loop is oxygenated rich blood and the second loop is oxygenated poor blood. D) First loop is blood coming back to the heart from the upper body and the second loop is blood coming back to the heart from the lower body. Show Answer Correct Answer: B) First loop is oxygenated poor blood and the second loop is oxygenated rich blood. 3. If one of your parents is blood type A and the other is type B, which of the following blood types could you be? A) AB. B) Any of these. C) O. D) A or B. Show Answer Correct Answer: B) Any of these. 4. This is the term for when the heart ventricles contract and push blood out. A) Fibrillation. B) Diastole. C) Systole. D) None of above. Show Answer Correct Answer: C) Systole. 5. The liquid part of the blood. It carries digested food and important materials to the cells. A) Platelets. B) White blood cells. C) Red blood cells. D) Plasma. Show Answer Correct Answer: D) Plasma. 6. Our diaphragm ..... by moving down giving extra space for our lungs to expand when we inhale. A) Repels. B) Relaxes. C) Contracts. D) Recoil. Show Answer Correct Answer: C) Contracts. 7. How long is our circulatory system? A) 10, 000, 000 kms. B) 80, 000 kms. C) 65, 147 kms. D) 100, 000 kms. Show Answer Correct Answer: D) 100, 000 kms. 8. Which cells are produced in the marrow of your bones? A) Red Blood Cells. B) Platelets. C) White Blood Cells. D) Plasma. Show Answer Correct Answer: A) Red Blood Cells. 9. The average human heart is the size of what? A) Hand. B) Fist. C) Knee. D) Foot. Show Answer Correct Answer: B) Fist. 10. Why the arteries usually has thick muscular wall but small lumen A) So that it could withstand the pulsing of blood as it is pumped through the heart. B) Small lumen bring the blood to close contact with the body cells. C) Because most the blood pressure is lost. D) None of above. Show Answer Correct Answer: A) So that it could withstand the pulsing of blood as it is pumped through the heart. 11. Very tiny blood vessels are called: A) Arteries. B) Veins. C) Capillaries. D) None of the above. Show Answer Correct Answer: C) Capillaries. 12. Which of the following statements about blood pressure is NOT true? A) Expressed as a fraction. B) It is the pressure of blood pushing against the inner walls of blood vessels. C) Systolic pressure is the pressure in the arteries when the atria are contracting. D) Diastolic pressure is usually the lower number. Show Answer Correct Answer: C) Systolic pressure is the pressure in the arteries when the atria are contracting. 13. Which chamber receives blood from the upper right chamber and sends blood to the lungs? A) Right atrium. B) Left atrium. C) Right ventricle. D) Left ventricle. Show Answer Correct Answer: C) Right ventricle. 14. Tissue that flows through the circulatory system A) Blood. B) O2. C) Myocardium. D) Mitral valve. Show Answer Correct Answer: A) Blood. 15. This occurs when blood flow to part of the heart is blocked. A) Heart attack. B) Stroke. C) Arrhythmia. D) None of above. Show Answer Correct Answer: A) Heart attack. 16. Which statement does not give the function of the circulatory system? A) Circulates blood. B) Controls the functions of the heart. C) Transports nutrients, gases and hormones. D) Defends the body against pathogenic organisms. Show Answer Correct Answer: B) Controls the functions of the heart. 17. What happens in the lungs in the circulatory system? A) Oxygen is released into the blood, and carbon dioxide is removed. B) Oxygen is removed from the blood, and carbon dioxide is released. C) Blood is pumped to the lungs. D) Nutrients are absorbed. Show Answer Correct Answer: A) Oxygen is released into the blood, and carbon dioxide is removed. 18. Mitchell has been exercising and his face is Red. What is Vasodilation? A) This occurs when the artery walls increase in diameter. B) This occurs when the artery walls decrease in diameter. C) When the ARTERY IS FEELING IT. D) None of above. Show Answer Correct Answer: A) This occurs when the artery walls increase in diameter. 19. Which of these best describes the structure of an artery? A) Small lumen with valves. B) Small lumen and thick walls. C) No valves and walls one cell thick. D) Wide lumen and thin walls. Show Answer Correct Answer: B) Small lumen and thick walls. 20. The two bottom chambers are right and left ventricles. These pump blood out of the heart. A) False. B) True. Show Answer Correct Answer: B) True. 21. Brownian movement is seen in the following..... A) 2&3. B) Unicellular organisms ఏకకణ జీవులలో. C) Multicellular organisms. D) Individual cells in multicellular organisms. Show Answer Correct Answer: A) 2&3. 22. Veins carry deoxygenated blood back to the heart A) True. B) False. C) True, except for pulmonary veins, which carry oxygenated blood. D) None of above. Show Answer Correct Answer: C) True, except for pulmonary veins, which carry oxygenated blood. 23. Which blood vessel sends blood away from the heart to the rest of your body? A) Pulmonary vein. B) Pulmonary artery. C) Aorta. D) Superior vena cava. Show Answer Correct Answer: C) Aorta. 24. Blood from the Inferior and Superior Vena Cava empties into the: A) Right ventricle. B) Left ventricle. C) Left atrium. D) Right atrium. Show Answer Correct Answer: D) Right atrium. 25. What is a possible phenotype of a child that results from a woman with type AB blood and a man with type A blood? A) And. B) Type O. C) A A. D) Type A. Show Answer Correct Answer: D) Type A. 26. The heart is a ..... which contracts and expands like a pump to circulate blood throughout the body. A) Bone. B) Muscle. C) Blood vessel. D) None of above. Show Answer Correct Answer: B) Muscle. 27. A substance on the surface of red blood cells that can trigger the production of antibodies A) Rh Factor. B) Antigens. C) Agglutinates. D) Anemia. Show Answer Correct Answer: B) Antigens. 28. Which part of the nerve cell receives nerve impulses from other cells? A) Cell body. B) Axon terminal. C) Dendrite. D) Axon. Show Answer Correct Answer: C) Dendrite. 29. What are disc-shaped cells that contain iron rich hemoglobin? A) Plasma. B) Capillaries. C) Red Blood Cells. D) White Blood Cells. Show Answer Correct Answer: C) Red Blood Cells. 30. These connect arteries with veins and have thin walls allowing oxygen/nutrients to pass. A) Arteries. B) Capillaries. C) Veins. D) None of above. Show Answer Correct Answer: B) Capillaries. 31. Has a concave shape; able to squeeze through capillaries A) Platelet. B) Plasma. C) White blood cell. D) Red blood cell. Show Answer Correct Answer: D) Red blood cell. 32. The blood flows through the heart valves in the following order: A) Bicuspid, tricuspid, pulmonary, aortic. B) Tricuspid, pulmonary, aortic, bicuspid. C) Tricuspid, pulmonary, bicuspid, aortic. D) Aortic, bicuspid, pulmonary, tricuspid. Show Answer Correct Answer: C) Tricuspid, pulmonary, bicuspid, aortic. 33. I am the side of your heart that pumps deoxygenated blood to your lungs in order to pick up oxygen and release carbon dioxide. Who am I? A) Right Side of the Heart. B) Left Side of the Heart. Show Answer Correct Answer: B) Left Side of the Heart. 34. These types of blood vessels connect deoxygenated and oxygenated blood vessels. A) Veins. B) Arteries. C) Capillaries. D) The vendors. Show Answer Correct Answer: C) Capillaries. 35. Arteries move blood ..... the heart. A) Away from. B) For. C) To. D) With. Show Answer Correct Answer: A) Away from. 36. Oxygenated blood is delivered to all body parts by- A) Superior vena cava. B) Aorta. C) Kidneys. D) Lungs. Show Answer Correct Answer: B) Aorta. 37. True or False:Arteries always carry oxygenated blood and veins always carry deoxygenated blood. A) False. B) True. Show Answer Correct Answer: A) False. 38. Genetics do not play a role in risk of heart disease A) False. B) True. Show Answer Correct Answer: A) False. 39. Your heart, blood and blood vessels make up, which transports blood around your body. A) Cardiovascular system. B) Blood. C) Artery. D) None of above. Show Answer Correct Answer: A) Cardiovascular system. 40. She worked hard 'to pass' the test. A) Finite. B) Non-finite. Show Answer Correct Answer: B) Non-finite. 41. Which of the organism has the bloodcirculatory system in the diagram above? A) Lizard. B) Penguin. C) Gold fish. D) Cockroach. Show Answer Correct Answer: C) Gold fish. 42. T/F-Veins carry blood away from the heart. A) False. B) True. Show Answer Correct Answer: A) False. 43. What takes the blood away from heart A) Arteries and pulmonary artery. B) Veins. C) Pulmonary vein. D) Vein and pulmonary vein. Show Answer Correct Answer: A) Arteries and pulmonary artery. 44. Cells that are responsible for defense against parasites. A) Lymphocytes. B) Monocytes. C) Basophils. D) Eosinophils. Show Answer Correct Answer: D) Eosinophils. 45. This tissue carries nutrients, waste, respiratory gases, and many other substances throughout the body. A) Bone. B) Cartilage. C) Blood. D) Adipose. Show Answer Correct Answer: C) Blood. 46. ..... are a key part of the immune system. A) Plasma. B) Red Blood Cells. C) White Blood Cells. D) Platelets. Show Answer Correct Answer: C) White Blood Cells. 47. What traps and destroys bacteria and other pathogens? A) Trachea. B) Cilia. C) Spleen. D) Tonsils. Show Answer Correct Answer: D) Tonsils. 48. What is the job of our arteries? A) They return the blood to the heart. B) They connect the arteries and veins. C) They carry blood away from the heart. D) All of the above. Show Answer Correct Answer: C) They carry blood away from the heart. 49. Which part of the heart pumps oxygenated blood? A) Right side. B) Bottom side. C) Top side. D) Left side. Show Answer Correct Answer: D) Left side. 50. These are valves that are located between the atrium and the ventricle. A) Pulmonary valve. B) Aortic valve. C) Semilunar valve. D) Atrioventricular valve. Show Answer Correct Answer: D) Atrioventricular valve. 51. Which major blood vessel carries oxygenated blood around the body? A) Vena Cava. B) Pulmonary artery. C) Aorta. D) Pulmonary veins. Show Answer Correct Answer: C) Aorta. 52. The blood cells that contain hemoglobin are: A) Erythrocytes. B) Leukocytes. C) Thrombocytes. D) Platelets. Show Answer Correct Answer: A) Erythrocytes. 53. What is the meaning of coronary heart disease (CHD)? A) A disease when you eat a lot of unhealthy food. B) A disease when you become lazy to do exercise. C) A disease when your coronary arteries become narrower because the plaque buildup. D) A disease of the damage septum in heart. Show Answer Correct Answer: C) A disease when your coronary arteries become narrower because the plaque buildup. 54. What is the job of the digestive system? A) Reproduce. B) To circulate blood. C) To make resources. D) Break down food into energy. Show Answer Correct Answer: D) Break down food into energy. 55. What is the purpose of the valves in the circulatory system? A) Prevent blood from flowing backward. B) Produce red blood cells. C) Help control blood pressure. D) Help in the digestion process. Show Answer Correct Answer: A) Prevent blood from flowing backward. 56. The nurse is reviewing a patient's electrocardiogram. Which wave should the nurse recognize as being the first positive wave in a normal cardiac cycle? A) Q wave. B) R wave. C) P wave. D) S wave. Show Answer Correct Answer: C) P wave. 57. Hemoglobin carries both oxygen and carbon dioxide. A) False. B) True. Show Answer Correct Answer: B) True. 58. Match the statement with the correct blood component-function mainly to protect the body against invading microorganisms and toxins A) Platelets. B) Erythrocytes. C) Leukocytes. D) Plasma. Show Answer Correct Answer: C) Leukocytes. 59. The lower chamber of the heart ..... the blood A) Receives. B) Pumps. Show Answer Correct Answer: B) Pumps. 60. What type of blood travels out to the whole body A) Oxygenated. B) Blue. C) Deoxygenated. D) Normal. Show Answer Correct Answer: A) Oxygenated. ← 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