This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 143 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 143 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which type of blood vessel has valves inside? A) Ventricle. B) Artery. C) Vein. D) Capillary. Show Answer Correct Answer: D) Capillary. 2. The pulse is ..... A) When the vessels expand and get bigger. B) When the vessels expand and relax. C) When the vessls expand and get smaller. D) None of above. Show Answer Correct Answer: B) When the vessels expand and relax. 3. A protrusion, weak spot, or rupture of an artery A) Aneurysm. B) Myocardial Infraction. C) Atryism. D) Myocardial infarction. Show Answer Correct Answer: A) Aneurysm. 4. The heart is split into how many chambers? (Think about how many total atriums and ventricles the heart has) A) 1. B) 4. C) 3. D) 2. Show Answer Correct Answer: B) 4. 5. Shannon is studying in which class A) 2. B) 5. C) 7. D) 1. Show Answer Correct Answer: C) 7. 6. Fish have ..... circulatory system A) Single open. B) Double close. C) Single close. D) Double open. Show Answer Correct Answer: C) Single close. 7. Left side contains the ..... atrium and the ..... ventricle. A) Right ; Left. B) Left ; Left. C) Right ; Right. D) None of above. Show Answer Correct Answer: B) Left ; Left. 8. Glucose is a form of ..... Energy. A) Radiant. B) Chemical. Show Answer Correct Answer: B) Chemical. 9. Which node acts as the pacemaker? A) Sinoatrial. B) Atrioventricular. Show Answer Correct Answer: A) Sinoatrial. 10. Moving blood brings nutrients, water and ..... to muscles and body cells. A) Carbon dioxide. B) Nitrogen. C) Calories. D) Oxygen. Show Answer Correct Answer: D) Oxygen. 11. This is a type of white blood cells that help your body defend against disease-causing organisms? A) Veins. B) Lymphocytes. C) Tonsils. D) Spleen. Show Answer Correct Answer: B) Lymphocytes. 12. True of False. Veins have smaller Lumens than Arteries. A) True. B) False. Show Answer Correct Answer: B) False. 13. The three step process that stops blood flowing from a cut is called ..... A) Agglutination. B) Coagulation. C) Hemostasis. D) Homeostasis. Show Answer Correct Answer: C) Hemostasis. 14. Angioplasty is used to remove or compress deposits in arteries or to insert a stent to allow blood flow. A) False. B) True. Show Answer Correct Answer: B) True. 15. The ..... pumps blood all over the body. A) Heart. B) Lungs. C) Bone. D) Clot. Show Answer Correct Answer: A) Heart. 16. Normal Blood Pressure is ..... mmHg? A) 180/60. B) 120/80. C) 160/80. D) 140/70. Show Answer Correct Answer: B) 120/80. 17. The patient has extreme fatigue and low iron. What might be the diagnosis? A) Anemia. B) Atherosclerosis. C) Aneurysm. D) Arteriosclerosis. Show Answer Correct Answer: A) Anemia. 18. Fill in the blanks:The capillaries have the power of ..... and ..... A) Diastole, systole. B) Dilating, contracting. C) All of the above. D) None of the above. Show Answer Correct Answer: B) Dilating, contracting. 19. Arteries direction from/to A) From the heart. B) To the heart. C) Connect arteries and veins. D) None of above. Show Answer Correct Answer: A) From the heart. 20. Which blood type is known as the universal recipient? (can receive all types) A) AB-. B) O+. C) O-. D) AB+. Show Answer Correct Answer: D) AB+. 21. Whole blood is processed through an apheresis machine that extracts platelets. The rest of the blood is returned to the donor. A) Leukoreduction. B) Agglutination. C) Plateletpheresis. D) Plasmapheresis. Show Answer Correct Answer: C) Plateletpheresis. 22. Coronary Circulation A) Movement of blood through vessels that supply blood to all the cells of the heart. B) Movement of blood through vessels to and from the lungs. C) Movement of blood through vessels to and from the heart and body. D) One of the two upper chambers of the heart through which blood enters. Show Answer Correct Answer: A) Movement of blood through vessels that supply blood to all the cells of the heart. 23. Which type of blood cells are responsible for fighting infections? A) Haemoglobin. B) Platelets. C) White blood cells. D) Plasma. Show Answer Correct Answer: C) White blood cells. 24. What vessels carry the blood back to the heart? A) Arteries. B) Veins. C) Capillaries. D) The aorta. Show Answer Correct Answer: B) Veins. 25. The circulation between heart and lungs is called ..... A) Pulmonary Circulation. B) Nervous Circulation. C) Systemic Circulation. D) Respiratory circulation. Show Answer Correct Answer: A) Pulmonary Circulation. 26. During a biology class, Noah, Benjamin, and Henry were discussing the role of the heart in the circulatory system. What is the primary function of the heart in this system? A) To store oxygen for the body. B) To pump blood through blood vessels. C) To filter waste from the blood. D) To produce red blood cells. Show Answer Correct Answer: B) To pump blood through blood vessels. 27. A system of vessels that help return excess fluid to the bloodstream. A) Cardiovascular system. B) Lymphatic system. C) Integumentary system. D) Hepatic system. Show Answer Correct Answer: B) Lymphatic system. 28. The bottom chambers of the heart are the: A) Aorta. B) Atria. C) Septum. D) Ventricles. Show Answer Correct Answer: D) Ventricles. 29. Which of the following is not an observation of William Harvey? Which of the following is not an observation of William Harvey? A) Double circulation in humans. Bi-circular circulation in humans. B) Blood passes towards heart in veins Blood flows towards heart in veins. C) Veins are constituted with valves. D) Blood passes away from heart in arteries. Show Answer Correct Answer: C) Veins are constituted with valves. 30. These are very tiny blood vessels that connect the arteries and the veins. A) Arteries. B) Capillaries. C) Lymph. D) Veins. Show Answer Correct Answer: B) Capillaries. 31. ..... are the largest blood vessel A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 32. When the heart beats the chamber gets ..... A) Bigger. B) Smaller. C) Faster. D) None of above. Show Answer Correct Answer: B) Smaller. 33. The blood group A has antigen ..... and antibody ..... A) A and O. B) B and AB. C) A and B. D) B and A. Show Answer Correct Answer: C) A and B. 34. What transports proteins and nutrients to the body through blood? A) A bicycle. B) Liver. C) Food. D) Plasma. Show Answer Correct Answer: D) Plasma. 35. Diffusion occurs between blood and interstitial fluid in which vessels? A) Capillaries. B) Arteries. C) Lungs. D) Veins. E) Heart. Show Answer Correct Answer: A) Capillaries. 36. What is the vein that enters the heart at the right atrium? A) Aorta. B) Vena Cava. C) Arterial. D) Pulmonary Artery. Show Answer Correct Answer: B) Vena Cava. 37. The innermost layer of the heart is called the A) Visceral pericardium. B) Endocardium. C) Parietal pericardium. D) Myocardium. Show Answer Correct Answer: B) Endocardium. 38. The heart is divided into ..... chambers A) Four. B) Three. C) One. D) None of above. Show Answer Correct Answer: A) Four. 39. Blood pressure is ..... A) The force of the air pressure created by your lungs. B) The force of blood against the walls of the blood vessels in your body. C) The pressure created by your contracting and relaxing muscles. D) The amount of water that your body holds. Show Answer Correct Answer: B) The force of blood against the walls of the blood vessels in your body. 40. The main blood vessels wich carries oxygenated blood away from the heart to all our body: A) Veins. B) Arteries. C) Sinus. D) Arterioles. Show Answer Correct Answer: B) Arteries. 41. Tunica ....., the middle layer of a typical blood vessel, contains smooth muscle and elastic fibers. A) Media. B) Intima. C) Adventitia. D) Externa. Show Answer Correct Answer: A) Media. 42. What do all organisms need to survive? A) Soil. B) Carbon dioxide. C) Blood. D) Energy. Show Answer Correct Answer: D) Energy. 43. A condition when a blood clot forms in one or more of the deep veins in your body is called A) Hemophilia. B) Stroke. C) Heart attack. D) Thrombosis. Show Answer Correct Answer: D) Thrombosis. 44. It is the muscle in the heart. A) Tricuspid valve. B) Mitral valve. C) Septum. D) Cardiac muscle. Show Answer Correct Answer: D) Cardiac muscle. 45. Muscle that separates the left and right sides of the heart A) Patella. B) Septum. C) Meninges. D) Uvula. Show Answer Correct Answer: B) Septum. 46. What is the main function of the left and right atrium of the heart? A) Pumping oxygen-poor blood to the lungs. B) Pumping oxygen-rich blood to the body. C) Pumping oxygen-poor blood to the body. D) Receiving used blood from all parts of the body. Show Answer Correct Answer: D) Receiving used blood from all parts of the body. 47. Every day, your heart beats around: A) 100 times. B) 1000 times. C) 10 times. D) 100, 000 times. Show Answer Correct Answer: D) 100, 000 times. 48. Which is NOT a part of Circulatory System? A) Skin. B) Brain. C) Intestine. D) Heart. Show Answer Correct Answer: D) Heart. 49. The alveoli is where ....., that was inhaled, is exchanged for ....., which is exhaled. A) Carbon dioxide, oxygen. B) Food, waste. C) Oxygen, carbon dioxide. D) Oxygen, food. Show Answer Correct Answer: C) Oxygen, carbon dioxide. 50. How many times a day does the average human heart beat? A) 1, 000. B) 10, 000. C) 100, 000. D) So much I lost count. Show Answer Correct Answer: C) 100, 000. 51. Right atrioventricular valve A) Bicuspid valve. B) Tricuspid valve. C) Semilunar valve. D) None of above. Show Answer Correct Answer: B) Tricuspid valve. 52. The buildup of fatty material within the walls of arteries. Fat deposits interfere with the artery's blood flow. This can cause a heart attack. A) Hypertension. B) Atherosclerosis. C) Heart attack. D) None of above. Show Answer Correct Answer: B) Atherosclerosis. 53. What is your heart? A) A muscular organ that pumps blood throughout your body. B) A system of organs that all work together. C) A group of cells that work together. D) A single celled organism. Show Answer Correct Answer: A) A muscular organ that pumps blood throughout your body. 54. ECG is a reading that shows A) The activity of heart. B) The electrical activity of cardiac muscle. C) The systole and diastole of cardiac muscle. D) The initiation of heartbeat. Show Answer Correct Answer: B) The electrical activity of cardiac muscle. 55. Middle layer of skin A) Melanin. B) Follicle. C) Dermis. D) Epidermis. Show Answer Correct Answer: C) Dermis. 56. Basic unit of life A) Cell. B) Vein. C) Capillaries. D) Heart valve. Show Answer Correct Answer: A) Cell. 57. Blood leaves your heart through a big artery called ..... A) The capillary. B) The ventricle. C) The aorta. D) The veins. Show Answer Correct Answer: C) The aorta. 58. What kind of tissue is blood? A) Connective. B) Epithelial. C) Muscle. D) Nervous. Show Answer Correct Answer: A) Connective. 59. What condition allows oxygen-rich and oxygen-poor blood to mix? A) Coronary artery disease. B) Valve regurgitation. C) Hypertension. D) Atrial septal defect. Show Answer Correct Answer: D) Atrial septal defect. 60. Involves the removal of a small amount of fluid that protects the brain and spinal cord A) Urine analysis. B) Cerebrospinal fluid analysis. Show Answer Correct Answer: B) Cerebrospinal fluid analysis. ← 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