This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 154 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 154 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Its cell membrane is so flexible that it can squeeze between the cells forming the wall of capillary. They move like amoeba; they engulf even bacteria and other foreign materials in the blood A) Phagocytes. B) Neutrophil. C) Eosinophil. D) Basophil. Show Answer Correct Answer: A) Phagocytes. 2. I carry blood at high pressure A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 3. 9b. White Blood Cells- A) Carry oxygen and nutrients throughout our body. B) Help fight bacteria, viruses and other invaders of the body. C) Clots the blood and creates scabs when you cut yourself. D) None of above. Show Answer Correct Answer: B) Help fight bacteria, viruses and other invaders of the body. 4. A patient is experiencing electrocardiogram changes. Which wave should the nurse recognize as representing ventricular repolarization? A) R wave. B) S wave. C) Q wave. D) T wave. Show Answer Correct Answer: D) T wave. 5. What are two things white blood cells do for you? A) Move red blood cells and keep you alive. B) Fix capillaries and move oxygen. C) Make you happy and help you smile. D) Fight disease and gather at wounds. Show Answer Correct Answer: D) Fight disease and gather at wounds. 6. Haemolymph is the circulating fluid in which organisms? A) Ant. B) Earthworm. C) Frog. D) Amoeba. Show Answer Correct Answer: A) Ant. 7. What are the main differences in the structure of arteries and veins? A) Blood vessels have thick walls and large lumens, while veins have thin walls and small lumens. B) Blood vessels have thin walls and large lumens, while veins have thick walls and small lumens. C) Blood vessels have thin walls and small lumens, while veins have thick walls and large lumens. D) Blood vessels have thick walls and small lumens, while veins have thin walls and large lumens. Show Answer Correct Answer: D) Blood vessels have thick walls and small lumens, while veins have thin walls and large lumens. 8. Pulmonic and Aortic valves A) Bicuspid valve. B) Tricuspid valve. C) Semilunar valve. D) None of above. Show Answer Correct Answer: C) Semilunar valve. 9. What part of blood is responsible for clotting the blood at a sight of wound or cut? A) Platelets. B) White Blood Cells. C) Red Blood Cells. D) Plasma. Show Answer Correct Answer: A) Platelets. 10. Right Ventricle-Pulmonary Arteries-Lungs-Pulmonary Veins-Left AtriumWhat pathway of circulation is being listed above? A) Systemic. B) Pulmonary. Show Answer Correct Answer: B) Pulmonary. 11. Another name for the wind pipe is trachea A) False. B) True. Show Answer Correct Answer: B) True. 12. What is the function of artries? A) To carry blood away from the heart. B) To carry blood back to the heart. Show Answer Correct Answer: A) To carry blood away from the heart. 13. Carries oxygenated blood from lungs to heart A) Superior Vena Cava. B) Inferior Vena Cava. C) Pulmonary Vein. D) None of above. Show Answer Correct Answer: C) Pulmonary Vein. 14. The circulatory system is made up of blood vessels. These are ..... A) Veins, arteries and capillaries. B) Lungs, heart and the digestive system. Show Answer Correct Answer: A) Veins, arteries and capillaries. 15. A person with type O blood can safely receive ..... A) Type O blood only. B) Type O and AB. C) Type A. D) Type A and Type B. Show Answer Correct Answer: A) Type O blood only. 16. What is not part of cardiac output? A) Heart rate. B) Peripheral resistance. C) Stroke volume. D) None of above. Show Answer Correct Answer: B) Peripheral resistance. 17. The main purpose of the muscular system is to ..... A) Transfer oxygen. B) Hit the dab. C) Keep the heart beating. D) Move the body. Show Answer Correct Answer: D) Move the body. 18. The movement of blood through the heart and around the body A) Circulation. B) Dancing. C) Frozen. D) Walking around the room. Show Answer Correct Answer: A) Circulation. 19. Any substance which is discarded A) Waste. B) Beat. C) Muscle. D) Tissue. E) Speed Up. Show Answer Correct Answer: A) Waste. 20. When looking at the heart you will notice that the left side is slightly bigger than the right side. A) False. B) True. Show Answer Correct Answer: B) True. 21. The blood vessel which has valves is ..... A) Artery. B) Aorta. C) Capillary. D) Vein. Show Answer Correct Answer: D) Vein. 22. Which of the following carry blood away from the heart to the rest of the body? A) Capillaries. B) Arteries. C) Veins. D) None of above. Show Answer Correct Answer: B) Arteries. 23. Cellular Respiration is A) When cells inhale oxygen and exhale CO2. B) When cells use oxygen and nutrients to make all the energy your body needs (CO2 and wastes are created). C) When cells use CO2 and nutrients to make all the energy your body needs (Oxygen and wastes are created). D) Breathing. Show Answer Correct Answer: B) When cells use oxygen and nutrients to make all the energy your body needs (CO2 and wastes are created). 24. Another word for breathing in? A) Oxygen. B) Inhale. C) Exhale. D) Carbon Dioxide. Show Answer Correct Answer: B) Inhale. 25. I subtract the smallest number in a data set from the largest number in the data set. I have found the ..... A) Range. B) Mean. C) Median. D) Mode. Show Answer Correct Answer: A) Range. 26. The organ that pumps blood to all parts of the body. A) HEART. B) BLOOD. C) BLOOD VESSELS. D) None of above. Show Answer Correct Answer: A) HEART. 27. Meri's face always looked pale, her body was lethargic, and laboratory test results showed that her leukocytes were far above normal, while her red blood cells were very low. Meri is thought to be suffering from ..... A) Anemia. B) Embolus. C) Leukemia. D) Hemofilia. E) Hypotension. Show Answer Correct Answer: C) Leukemia. 28. The heart works like a A) Pulley. B) Lever. C) Pump. D) Pipe. Show Answer Correct Answer: C) Pump. 29. What carries blood away from your heart? A) Veins. B) Valves. C) Arteries. D) Capillaries. Show Answer Correct Answer: C) Arteries. 30. The mammalian heart has ..... chambers. A) 1. B) 3. C) 4. D) 2. Show Answer Correct Answer: C) 4. 31. Which vessels permit gas exchange? A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 32. This word means blood vessels A) Vascular. B) Valve. C) Pulmonary. D) Cardio. Show Answer Correct Answer: A) Vascular. 33. Kai, Liam, and Scarlett found a fallen tree in the forest. They noticed that it was slowly breaking down. What type of organisms are responsible for this? A) Organisms that consume dead or decaying organic matter. B) Organisms that break down dead or decaying organic matter. C) Organisms that live in dead or decaying organic matter. D) Organisms that produce dead or decaying organic matter. Show Answer Correct Answer: B) Organisms that break down dead or decaying organic matter. 34. Well-developed Tunica Media & Adventitia; Prominent IEL & EEL A) Arterioles. B) Muscular arteries. C) Elastic arteries. D) None of above. Show Answer Correct Answer: B) Muscular arteries. 35. Diastolic Blood Pressure A) The force exerted by blood on arterial walls during ventricular relaxation. B) The force exerted by blood on arterial walls during ventricular contraction. C) Movement of blood through the vessels. D) Force that opposes the flow of a fluid. Show Answer Correct Answer: A) The force exerted by blood on arterial walls during ventricular relaxation. 36. What vessesls carry oxygenated blood away from the lungs and then the heart? A) Arteries. B) Veins. Show Answer Correct Answer: A) Arteries. 37. A network of arteries at the base of the brain that provide alternate routes for blood. A) Arteries. B) Blood Vessel. C) Veins. D) Circle of Willis. Show Answer Correct Answer: D) Circle of Willis. 38. A universal donor A) Type O. B) Type B. C) Type AB. D) Type A. Show Answer Correct Answer: A) Type O. 39. When protein is present Biuret turns ..... A) Blue-black. B) Brick red. C) Purple. D) Orange. Show Answer Correct Answer: C) Purple. 40. What is the heart compared to? A) A bicycle. B) A bicycle pump. C) An atom bomb. D) A time bomb. Show Answer Correct Answer: B) A bicycle pump. 41. What are the four blood types (without the + &-after them)? A) A, B, C, D. B) A, B, AB, C. C) A, B, D, F. D) A, B, AB, O. Show Answer Correct Answer: D) A, B, AB, O. 42. Which vessels maintain the highest blood pressure? A) Veins. B) Capillaries. C) Arteries. D) None of above. Show Answer Correct Answer: C) Arteries. 43. Which of the following carries oxygen to the different parts of the body? A) Capillaries. B) Arteries. C) Blood cells. D) Red blood cells. Show Answer Correct Answer: B) Arteries. 44. How to avoid lifestyle diseases A) Eat Junk food. B) Live a stress free lifestyle. C) Be lazy. D) Use a vehicle to a nearby place than walking or cycling. Show Answer Correct Answer: B) Live a stress free lifestyle. 45. The pacemaker of the heart is the ..... A) Because of the difference. B) Purkinje Fibers. C) AV node. D) Bundle branches. Show Answer Correct Answer: A) Because of the difference. 46. Gastrovascular system means..... A) The system acts as both circulatory and excretory system. B) The system acts as both digestive and circulatory system. A system that functions as both a digestive system and a circulatory system. C) Both. D) None is none. Show Answer Correct Answer: B) The system acts as both digestive and circulatory system. A system that functions as both a digestive system and a circulatory system. 47. Which of the following conditions is NOT commonly associated with aging A) Decrease in blood pressure. B) Progression of atherosclerosis. C) Heart valves stiffen. D) Loss of elasticity in vessels. Show Answer Correct Answer: A) Decrease in blood pressure. 48. This divides the heart into left and right halves. A) Radius. B) Cardium. C) Septum. D) Valve. Show Answer Correct Answer: C) Septum. 49. An average person's blood pressure is around 120/80. What does the "120" represent? A) Systole, when the ventricles relax. B) Diastole, when the ventricles relax. C) Systole, when the ventricles contract. D) Diastole, when the ventricles contract. Show Answer Correct Answer: C) Systole, when the ventricles contract. 50. What type(s) of blood can a person with O+ RECEIVE? A) O+ and O-. B) O+, only. C) O-, only. D) O+, A+, B+, AB+. Show Answer Correct Answer: A) O+ and O-. 51. What ensures the single directional flow of blood through theheart? A) Constant pressure generated by the heart contractions. B) Valves within the heart that prevent backflow of blood. C) Squeezing action of smooth muscle tissue in arterial walls. D) Continuous osmotic outflow of plasma from capillaries. Show Answer Correct Answer: B) Valves within the heart that prevent backflow of blood. 52. What is the correct property of a vein? A) Very stretchy. B) Muscular walls. C) Thick walls. D) Cope with high blood pressure. Show Answer Correct Answer: A) Very stretchy. 53. The vessels that are specialized to carry blood away from the heart A) Capillaries. B) Venules. C) Veins. D) Arteries. Show Answer Correct Answer: D) Arteries. 54. Which is the thinnest blood vessel.? A) Heart. B) Arteries. C) Capillaries. D) Veins. Show Answer Correct Answer: C) Capillaries. 55. Which node delays the ventricles from firing before fully filled? A) On. B) OF. Show Answer Correct Answer: B) OF. 56. A chemical tha is pH indicator that can change colors to indicate that Carbon Dioxide is present? A) Benedicts Solution. B) Biuret Solution. C) Lugol Solution. D) Bromothymol Blue Solution. Show Answer Correct Answer: D) Bromothymol Blue Solution. 57. When RBC leave the heart, what blood vessels do they travel on to get to various cells? A) Aorta. B) Veins. C) Arteries. D) Ventricles. Show Answer Correct Answer: C) Arteries. 58. What part of your blood picks up oxygen and drops off carbon dioxide? A) Plasma. B) Platelet. C) Red blood cells. D) None of above. Show Answer Correct Answer: C) Red blood cells. 59. Heart is enclosed in a double membrane protective layer called ..... A) Visceral layer. B) Pericardium. C) Pericardial fluid. D) Septum. Show Answer Correct Answer: B) Pericardium. 60. The circulatory system plays a role in the regulation of body temperature A) True. B) False. Show Answer Correct Answer: A) True. ← 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