This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 158 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 158 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The arteries carry the blood to a different blood vessel called ..... Here substances (like oxygen) are released into organ tissues. A) Heart. B) Artery ends. C) Veins. D) Capillaries. Show Answer Correct Answer: D) Capillaries. 2. Deoxygenated blood carried from all the body organ back to the right atrium of the heart through ..... A) Aorta. B) Pulmonary vein. C) Vena cava. D) Pulmonary artery. Show Answer Correct Answer: C) Vena cava. 3. A heart attack can occur if blood flow through an artery on the ..... is blocked. A) Kidneys. B) Heart. C) Brain. D) Lungs. Show Answer Correct Answer: B) Heart. 4. Scientific study of blood serum and other bodily fluids A) Hematology. B) Serology. C) Homeology. D) None of above. Show Answer Correct Answer: B) Serology. 5. Happens when part of the heart muscle dies or is damaged. A) Hypertension. B) Atherosclerosis. C) Heart attack. D) None of above. Show Answer Correct Answer: C) Heart attack. 6. What type of protein is haemoglobin? A) Secondary. B) Quaternary. C) Tertiary. D) Primary. Show Answer Correct Answer: B) Quaternary. 7. ..... CONTAINS A RED PIGMENT. A) BLOOD CELLS. B) PLATELETS. C) RBCs. D) WBCs. Show Answer Correct Answer: C) RBCs. 8. Babies are born with ..... A) Green bone marrow. B) Red bone marrow. C) Yellow bone marrow. D) Blue bone marrow. Show Answer Correct Answer: B) Red bone marrow. 9. Deoxygenated blood is rich in what? A) Carbon dioxide. B) Oxygen. Show Answer Correct Answer: A) Carbon dioxide. 10. The branches of the abdominal aorta that supply the kidneys are: A) Hepatic artery. B) Renal artery. C) Subclavian artery. D) Iliac artery. Show Answer Correct Answer: B) Renal artery. 11. Two upper chamber of the heart is A) A-Auricles. B) B-Atrium. C) Both A & B. D) None. Show Answer Correct Answer: C) Both A & B. 12. Which one from the following close the wound ..... A) Platelets. B) White blood cells. C) Red blood cells. D) All of the above are correct. Show Answer Correct Answer: A) Platelets. 13. What is the thick muscular wall that separates the left side of the heart from the right side? A) Pacemaker. B) Septum. C) Valve. D) None of above. Show Answer Correct Answer: B) Septum. 14. What does blood carry to our body's cells? A) Food. B) Toys. C) Oxygen and nutrients. D) None. Show Answer Correct Answer: C) Oxygen and nutrients. 15. How many times does the ventricle pump blood to gills in the fish during one circulation? A) 3. B) 4. C) 2. D) 1. Show Answer Correct Answer: D) 1. 16. The main job of platelets is to A) Carry carbon dioxide. B) Fight off infection. C) Transport oxygen. D) Create blood clots. Show Answer Correct Answer: D) Create blood clots. 17. Which of the following statements about blood flow through the heart is NOT true? A) Oxygenated blood exits the left ventricle through the aorta. B) Deoxygenated blood travels from the right side of the heart to the lungs. C) The right ventricles receives oxygenated blood from the right atrium. D) The left atrium receives oxygenated blood from the lungs. Show Answer Correct Answer: C) The right ventricles receives oxygenated blood from the right atrium. 18. Which blood vessel allows for exchange of materials from blood to cells? A) Vein. B) Macrophage. C) Capillary. D) Artery. Show Answer Correct Answer: C) Capillary. 19. What prevents blood from going backwards/pooling in the heart? A) Ventricles. B) Valves. C) Atria. D) Veins. Show Answer Correct Answer: B) Valves. 20. Which of the following is NOT true of hematopoiesis? A) It occurs in the red bone marrow of adults. B) It begins with a monocyte. C) It is stimulated by epinephrine. D) It causes the differentiation of all types of blood cells. Show Answer Correct Answer: B) It begins with a monocyte. 21. The double walled outer layer of the heart is the: A) Pericardium. B) Epicardium. C) Endocardium. D) Myocardium. Show Answer Correct Answer: A) Pericardium. 22. Name the four chambers of the heart. A) Front atrium, back atrium, front ventricle, back ventricle. B) Big atrium, small atrium, big ventricle, small ventricle. C) Right atrium, right ventricle, left atrium, and left ventricle. D) Upper atrium, lower atrium, upper ventricle, lower ventricle. Show Answer Correct Answer: C) Right atrium, right ventricle, left atrium, and left ventricle. 23. Which type of blood vessel allow the exchange of gases and nutrients between the blood and the cells of the body? A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 24. In a mammal, oxygenated blood is carried to the left atrium via the ..... A) Pulmonary veins. B) Pulmonary artery. C) Aorta. D) Vena cava. Show Answer Correct Answer: A) Pulmonary veins. 25. Blood vessels that take the blood from the heart to the organs A) Arteries. B) Veins. C) Capillaries. D) All of them. Show Answer Correct Answer: A) Arteries. 26. The system of blood vessels and the heart A) Vein. B) Heart valve. C) Right atrium. D) Circulatory system. Show Answer Correct Answer: D) Circulatory system. 27. This type of blood cell is responsible for binding and transporting oxygen, and is what gives blood its red color. A) Red Blood Cell. B) Antibodies. C) White Blood Cell. D) Platelets. Show Answer Correct Answer: A) Red Blood Cell. 28. The colour of blood is red due to the presence of A) Chlorophyll. B) Food colour. C) Haemoglobin. D) None of above. Show Answer Correct Answer: C) Haemoglobin. 29. Amoeba sp. can exchange substances and gaseous through ..... because it is an unicellular cell. A) Osmosis. B) Diffusion. C) Active transport. D) None of above. Show Answer Correct Answer: B) Diffusion. 30. The pulmonary artery carries what? A) Deoxygenated blood. B) Oxygenated blood. Show Answer Correct Answer: A) Deoxygenated blood. 31. In the human body, our ..... system moves our blood-which contains both glucose and oxygen-to every cell. A) Respiratory. B) Circulatory. C) Digestive. D) Nervous. Show Answer Correct Answer: B) Circulatory. 32. The bicuspid valve separates the atrium and ventricle on which side of the heart? A) Right. B) Left. Show Answer Correct Answer: B) Left. 33. The two important types of circulation are ..... A) Local and Personal. B) Private and Pulmonary. C) Local and Systemic. D) Pulmonary and Systemic. Show Answer Correct Answer: D) Pulmonary and Systemic. 34. White blood cells are known as leukocytes. A) True. B) False. Show Answer Correct Answer: A) True. 35. Which of these is NOT part of the respiratory system? A) Trachea. B) Artery. C) Diaphragm. D) Lungs. Show Answer Correct Answer: B) Artery. 36. Which of the following is true about the semi-lunar valves in the heart? A) They are between atria and ventricles. B) They close when pressure in the arteries is higher than pressure in the atria. C) They prevent backflow of blood into the atria. D) They open when pressure in the ventricles is higher than pressure in the arteries. Show Answer Correct Answer: D) They open when pressure in the ventricles is higher than pressure in the arteries. 37. What is the opening between the right auricle and the right ventricle called? A) Bicuspid valve. B) Pulmonary valve. C) Tricuspid valve. D) Aortic valve. Show Answer Correct Answer: C) Tricuspid valve. 38. What is another word for your windpipe? A) Trachea. B) Sinuses. C) Alveoli. D) Esophagus. Show Answer Correct Answer: A) Trachea. 39. What vessels carry deoxygenated blood away from the heart? A) Neither coronary arteries or pulmonary artery. B) Pulmonary artery only. C) Both coronary arteries and pulmonary artery. D) Coronary arteries only. Show Answer Correct Answer: B) Pulmonary artery only. 40. ..... keep blood clean and fight off disease. A) Plasma. B) White blood cells. C) Red blood cells. D) Platelets. Show Answer Correct Answer: B) White blood cells. 41. What is the straw-yellow liquid that makes up blood called? A) Red blood cell. B) White blood cell. C) Plasma. D) Platelets. Show Answer Correct Answer: C) Plasma. 42. What is the medical term for high blood pressure? A) Arteriosclerosis. B) Atherosclerosis. C) Hypertension. D) Cardiovascular disease. Show Answer Correct Answer: C) Hypertension. 43. The muscles that helps the lungs forcing air in and out A) Nasal cavity. B) Pharynx. C) Diaphragm. D) Alveoli. Show Answer Correct Answer: C) Diaphragm. 44. ..... fight against germs that enter our body and protect us from diseases A) Leucocytes. B) PLATELETS. C) Plasma. D) RBC. Show Answer Correct Answer: A) Leucocytes. 45. The circulatory system carries ..... & ..... to cells. A) Nutrients and oxygen. B) Waste and carbon dioxide. C) Stomach acid and blood. D) None of above. Show Answer Correct Answer: A) Nutrients and oxygen. 46. The tiny, microscopic vessels that connect arteries to veins A) Arteries. B) Capillaries. C) Veins. D) Venules. Show Answer Correct Answer: B) Capillaries. 47. Hypertension with Heart failure should be sequenced in the following manner: A) I10, I50.9. B) I11.0, I50.9. C) I12.9, I50.9. D) I11.9, I50.9. Show Answer Correct Answer: B) I11.0, I50.9. 48. Which type of blood is carried by arteries? A) Oxygen rich blood. B) Carbon dioxide rich blood. C) Oxygen and carbon dioxide rich blood. D) None of these. Show Answer Correct Answer: A) Oxygen rich blood. 49. Where does the blood get oxygenated? A) Lungs. B) Liver. C) Head. D) Stomach. Show Answer Correct Answer: A) Lungs. 50. Hypotension means ..... A) High blood pressure. B) Disease of the bones. C) Low blood sugar. D) Low blood pressure. Show Answer Correct Answer: D) Low blood pressure. 51. Which side of the heart pumps blood through the pulmonary circuit. A) Left. B) Right. Show Answer Correct Answer: B) Right. 52. An infection in the body might result in a sudden A) Increase in the number of red blood cells. B) Decrease in the activity of antigens produced by the mitochondria. C) Decrease in the amount of DNA present in the nuclei of cells. D) Increase in the activity of white blood cells. Show Answer Correct Answer: D) Increase in the activity of white blood cells. 53. Arteries carry oxygen rich blood ..... the heart A) Toward. B) Away from. Show Answer Correct Answer: B) Away from. 54. Connects the CNS to muscles, organs, and skin; Helps coordinate movements and behaviors A) Somatic System. B) Peripheral Nervous System (PNS). C) Autonomic System. D) Central Nervous System (CNS). Show Answer Correct Answer: B) Peripheral Nervous System (PNS). 55. Vasodilation is used when A) You are too warm. Blood vessels move further from the surface. B) You are too cold. Blood vessels move further from the surface. C) You are too cold. Blood vessels move closer to the surface. D) You are too warm. Blood vessels move closer to the surface. Show Answer Correct Answer: D) You are too warm. Blood vessels move closer to the surface. 56. What do veins have that capillaries and arteries do not? A) Blood. B) Cells. C) Valves. D) Oxygen. Show Answer Correct Answer: C) Valves. 57. This valve keeps blood from being squeezed back to the atrium as it fills the right ventricle. A) Semilunar valve. B) Tricuspid valve. C) Myocardium. D) Septum. Show Answer Correct Answer: B) Tricuspid valve. 58. The respiratory pigment that attaches oxygen to the erythrocyte is A) Chlorophyll. B) Bilirubin. C) Haemoglobin. D) Melanin. Show Answer Correct Answer: C) Haemoglobin. 59. You have more ..... in your body than any other blood vessel and brings blood close to every body cell. A) Artery. B) Capillaries. C) Veins. D) None of above. Show Answer Correct Answer: B) Capillaries. 60. The dome shape muscle for breathing at the bottom of the lungs. A) Alveoli. B) Bronchi. C) Trachea. D) Diaphragm. Show Answer Correct Answer: D) Diaphragm. ← 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