This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System โ Quiz 74 ๐ Homepage ๐ Download PDF Books ๐ Premium PDF Books Circulatory System Quiz 74 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Detects change and sends a message to the control center A) Control center. B) Receptor. C) Regulation. D) Effector. Show Answer Correct Answer: B) Receptor. 2. Carry blood from the body back to the heart A) Veins. B) Capillaries. C) Arteries. D) Aorta. Show Answer Correct Answer: A) Veins. 3. The Mitral Valve is another name for which heart valve? A) Tricuspid. B) Pulmonary. C) Aortic. D) Bicuspid. Show Answer Correct Answer: D) Bicuspid. 4. Which carries blood away from the heart? A) Veins. B) Arteries. C) Capillaries. D) Heart. Show Answer Correct Answer: B) Arteries. 5. Which blood vessel is attached to the villi? A) Capillaries. B) Arteries. C) Veins. D) Heart. Show Answer Correct Answer: A) Capillaries. 6. What does fibrin do? A) Harms the body. B) Helps clot blood. C) Cleans blood cells. D) Weaves a fishing net. Show Answer Correct Answer: B) Helps clot blood. 7. Why is the circulatory system of mammals described as a double circulation? A) Blood flows firstly through arteries and then through veins. B) Blood flows through the heart twice on one complete circuit of the body. C) In the heart, blood flows firstly through atria and then through ventricles. D) The atria and the ventricles contract alternately. Show Answer Correct Answer: B) Blood flows through the heart twice on one complete circuit of the body. 8. When we talk about diffusion, does the word "concentration" mean? A) How much of something you find in a certain area. B) Focusing intensely on a problem. C) The speed particles are moving as they are heated. D) The type of substance that is added to water. Show Answer Correct Answer: A) How much of something you find in a certain area. 9. Loosely-fitting sac that protects the heart and anchors it to the surrounding tissue of the diaphragm and sternum. A) Serous pericardium. B) Ventricles. C) Fibrous pericardium. D) Atria. Show Answer Correct Answer: C) Fibrous pericardium. 10. Cells help in building immune system of the body A) Plasma. B) RBC. C) WBC. D) Platelets. Show Answer Correct Answer: C) WBC. 11. This formed element assists with clotting to repairing damaged blood vessels: A) Platelets. B) Hemoglobin. C) Leukocytes. D) Erythrocytes. Show Answer Correct Answer: A) Platelets. 12. Which side of the heart carries deoxygenated blood? A) Center. B) Left. C) Bottom. D) Right. Show Answer Correct Answer: D) Right. 13. Which is important to heal the wound or cut? A) White blood cell. B) Red blood cell. C) Platelets. D) Plasma. Show Answer Correct Answer: C) Platelets. 14. Which of the following IS NOT a difference between arteries and veins? A) They have different thickness walls. B) They carry different types of blood. C) They carry blood in different directions to and from the heart. D) Arteries carry more blood than veins carry. Show Answer Correct Answer: D) Arteries carry more blood than veins carry. 15. As blood passes through capillaries in your small intestine it gains glucose and ..... and loses ..... A) Carbon dioxide / oxygen. B) Oxygen / carbon dioxide. Show Answer Correct Answer: A) Carbon dioxide / oxygen. 16. Small air-sacs in the lungs that increase surface area for more absorption of oxygen into your blood and look like bunches of grapes surrounded by capillaries. A) Platelets. B) Red blood cells. C) Trachea. D) Alveoli. Show Answer Correct Answer: D) Alveoli. 17. The muscles that pump blood throughout your body is? A) Valentine muscle. B) Smooth muscle. C) Cardiac muscle. D) Skeletal muscle. Show Answer Correct Answer: C) Cardiac muscle. 18. If the purpose of the right side of the heart is to pump blood to the lungs, then the purpose of the left side of the heart is to pump deoxygenated blood to the body. A) False. B) True. Show Answer Correct Answer: A) False. 19. Second step in the heart-beat process A) Arteriosclerosis. B) Blood pressure. C) Diastole. D) Arteriosclerosis. E) Systole. Show Answer Correct Answer: E) Systole. 20. It makes use of the hormones and chemical compounds that regulate the metabolic functions if the cells. A) Endocrine System. B) Digestive System. C) Excretory System. D) Immune System. Show Answer Correct Answer: A) Endocrine System. 21. The main function of circular system is to A) Protect the body. B) Digest the food. C) To think. D) Move the body. E) Transport materials. Show Answer Correct Answer: E) Transport materials. 22. Do you have lungs? A) Yes, we have lungs. B) No, we dont have lungs. Show Answer Correct Answer: A) Yes, we have lungs. 23. Carries blood from lower regions of the body to right atrium A) Inferior vena cava. B) Superior vena cava. C) Pulmonary artery. D) Aorta. Show Answer Correct Answer: A) Inferior vena cava. 24. The septum divides ..... * A) The chambers from the blood vessels. B) The right from the left side. C) The oxygen from the deoxygenated blood. D) The atria from the ventricles. Show Answer Correct Answer: B) The right from the left side. 25. ..... is located between left atrium and left ventricle A) Tricuspid valve. B) Bicuspid valve. C) Semilunar valve. D) None of above. Show Answer Correct Answer: B) Bicuspid valve. 26. What is the main advantage of veins having a thin wall? A) It is easier to press the veins flat by nearby muscles to push the blood forward. B) Diffusion is faster for better exchange. C) It helps to maintain a high pressure. D) It allows pocket valves to be present. Show Answer Correct Answer: A) It is easier to press the veins flat by nearby muscles to push the blood forward. 27. Why does our heart rate increase? A) Because we're asleep. B) Because my feet hurt. C) Because we need more oxygen to our muscles. D) Because we are tired. Show Answer Correct Answer: C) Because we need more oxygen to our muscles. 28. The size of the heart is about the size of the A) Fist. B) Palm. C) Mouth. D) Hand. Show Answer Correct Answer: A) Fist. 29. What function does the artery have? A) Bring blood into the body. B) Brings blood into the heart. C) Take blood out of the body. D) Carries blood away from the heart. Show Answer Correct Answer: D) Carries blood away from the heart. 30. What helps prevent High Blood Pressure? A) Physical Excersise. B) Stress Management. C) All of the Above. D) Low Sodium Diets. Show Answer Correct Answer: C) All of the Above. 31. Which one is part of the circulatory system? A) Brain. B) Bones. C) Heart. D) Feet. Show Answer Correct Answer: C) Heart. 32. What is the job of our right heart? A) To pump blood to the whole body. B) To pump blood to the lungs. C) To absorb the nutrients. D) To pump blood to the heart. Show Answer Correct Answer: B) To pump blood to the lungs. 33. Name the vessel that takes '' Bloom Towards" the heart? A) Vein. B) Circulatory system. C) Heart. D) Oxygen. Show Answer Correct Answer: A) Vein. 34. What do the lungs provide for the circulatory system? A) Calcium. B) New Blood Cells. C) Oxygen. D) Minerals. Show Answer Correct Answer: C) Oxygen. 35. Heart attacks are the result of: A) Blocked coronary arteries. B) Too much exercise. C) Weakened heart muscle. D) Valves that don not function correctly. Show Answer Correct Answer: A) Blocked coronary arteries. 36. Which of the statements correctly explain why red blood cells do not have nucleus? A) So that it does not use oxygen for cellular respiration. B) So that it can have more space to store oxygen. C) So that it can pass through the blood vessels which have different sizes. D) None of above. Show Answer Correct Answer: B) So that it can have more space to store oxygen. 37. Thick blood vessels that carry blood from the heart to all body parts are caled A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 38. How does the circulatory system help maintain body temperature? A) Circulates warm blood through the body. B) Transports oxygen to the cells. C) Removes excess heat from the body. D) Regulates blood pressure. Show Answer Correct Answer: A) Circulates warm blood through the body. 39. The FORCE of heart contractions is ..... A) PULSE. B) BLOOD PRESSURE. C) HEART RATE. D) RESPIRATORY RATE. Show Answer Correct Answer: B) BLOOD PRESSURE. 40. This chamber of the heart pumps the blood from the heart to the lungs through the pulmonary artery A) Right Ventricle. B) Left Atrium. C) Left Ventricle. D) Right Atrium. Show Answer Correct Answer: A) Right Ventricle. 41. For intracellular transportation, unicellular organisms depend upon movement of cytoplasm called ..... The name of that motion is ..... A) Browning movement. B) Brownian movement. C) Brown movement. D) All the above เฐชเฑเฐตเฐจเฑเฐจเฑ. Show Answer Correct Answer: B) Brownian movement. 42. The irregular pattern of the heart beating-it feels like the heart is 'racing'. A) Leukemia. B) Hemophilia. C) Tachycardia. D) None of above. Show Answer Correct Answer: C) Tachycardia. 43. Which chamber of the heart pumps deoxygenated blood? A) Left atrium. B) Left ventricle. C) Right ventricle. D) Right atrium. Show Answer Correct Answer: C) Right ventricle. 44. The Pharynx is the muscle that moves the lungs A) False. B) True. Show Answer Correct Answer: A) False. 45. What is the pericardium? A) Endosteum. B) Periosteum. C) Mediastinum. D) Pericardium. Show Answer Correct Answer: D) Pericardium. 46. How is blood type determined? A) Presence/absence of antigens. B) Presence/absence of antibodies. C) Presence/absence of albumin. D) None of above. Show Answer Correct Answer: A) Presence/absence of antigens. 47. Which main circuit in the heart carries O2-depleted blood from heart to lungs A) Pulmonary. B) Systemic. Show Answer Correct Answer: A) Pulmonary. 48. The flap of tissue that covers the larynx so that food goes down the esophagus to the stomach and not down to the lungs is called the ..... A) Pharynx. B) Alveoli. C) Epiglottis. D) Bronchi. Show Answer Correct Answer: C) Epiglottis. 49. During a heart attack the heart stops pumping blood where as during a cardiac arrest the flow of blood is interrupted A) True. B) False. C) Dont Know. D) None of above. Show Answer Correct Answer: B) False. 50. -inferior vena cava is the largest veins. A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: B) Veins. 51. Which heart structure is also known as the mitral valve? A) Left atrium and right atrium. B) Tricuspid valve. C) Left ventricle and right ventricle. D) Bicuspid valve. Show Answer Correct Answer: D) Bicuspid valve. 52. Which cell(s) has/have a lobed nucleus? A) Blood platelets. B) Phagocytes. C) Lymphocytes. D) Red blood cells. Show Answer Correct Answer: B) Phagocytes. 53. Where is oxygen delivered, and carbon dioxide picked up by the blood cells? A) In the capillaries. B) In the lungs. C) In the arteries. D) In the veins. Show Answer Correct Answer: A) In the capillaries. 54. What type of circulation occurs between the heart and the rest of the body? A) Pumonary circulation. B) Systemic circulation. Show Answer Correct Answer: B) Systemic circulation. 55. After RBCs pick up CO2 from cells, where do they go to next? A) To the heart. B) To nose. C) To the brain. D) To the lung. Show Answer Correct Answer: A) To the heart. 56. Responsible for receiving blood from the veins leading to the heart, includes left and right atrium A) Aorta. B) Pulmonary trunk. C) Atria. D) Four pulmonary veins. Show Answer Correct Answer: C) Atria. 57. This is a clump of blood cells or plaque that is found circulating in the blood? A) Aneurysm. B) Embolus. C) Leukocyte. D) Thrombus. Show Answer Correct Answer: B) Embolus. 58. When you have a localized, blood-filled balloon-like bulge in the wall of a blood vessel. A) Blood Clot. B) Aortic Stenosis. C) Aneurysm. D) Atrial Septal Defect. E) SADS/SIDS. Show Answer Correct Answer: C) Aneurysm. 59. Your heart beats about how many times in a day ..... A) 10, 000. B) 100, 000. C) 1, 000, 000. D) 1, 000. Show Answer Correct Answer: B) 100, 000. 60. Which among the following options does not belong to Upper Respiratory Tract A) Pharynx. B) Larynx. C) Trachea. D) Nasal Cavity. Show Answer Correct Answer: C) Trachea. โ PreviousNext โRelated 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 ๐ Back to Homepage ๐ Download PDF Books ๐ Premium PDF Books