This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The ..... is a muscle that helps the lungs breathe the air in and out. A) Trachea. B) Heart. C) Diaphragm. D) Esophagus. Show Answer Correct Answer: C) Diaphragm. 2. It works together with the other system to attack pathogens that enters the body. A) Excretory System. B) Muscular System. C) Immune System. D) Integumentary System. Show Answer Correct Answer: C) Immune System. 3. Which of the following is a function of blood? A) Carry saliva to the mouth. B) Transport nutrients and oxygen to cells. C) Excrete salts from the body. D) Feeds vampires. Show Answer Correct Answer: B) Transport nutrients and oxygen to cells. 4. Which of the following occurs during atrial systole? A) Ventricles contract. B) Blood is forced into the ventricles. C) Ventricles and atria relaxed. D) SL valves open. Show Answer Correct Answer: B) Blood is forced into the ventricles. 5. What is the function of valves in the heart? A) To prevent back flow of blood. B) To create pressure. C) To keep the blood warm. D) To keep the heart pumping. Show Answer Correct Answer: A) To prevent back flow of blood. 6. Which blood type is considered to be the "universal recipient" ? A) O. B) B. C) AB. D) A. Show Answer Correct Answer: C) AB. 7. These blood vessels carry blood Away from the Heart A) Capillaries. B) Atrium. C) Veins. D) Arteries. Show Answer Correct Answer: D) Arteries. 8. It carries oxygen-rich blood away from the heart. A) Arteries. B) Capillaries. C) Valve. D) Veins. Show Answer Correct Answer: A) Arteries. 9. The sound "dub" indicates A) Closure of entrance vlave. B) Closure of exit valve. Show Answer Correct Answer: B) Closure of exit valve. 10. The circulatory system has an organ which pumps blood to all parts of the body. Which organ has this function? A) Heart. B) Blood. C) Blood vessels. D) All choices are correct. Show Answer Correct Answer: A) Heart. 11. Pulmonary circulation is the circulation of blood between the heart and the rest of the body. A) False. B) True. Show Answer Correct Answer: A) False. 12. Which type of blood vessel is the thinnest and allows for the transfer of nutrients and oxygen to the cells of the body? (hint:they are very small and gas exchange happens at this level) A) Veins. B) Capillaries. C) Arteries. D) None of above. Show Answer Correct Answer: B) Capillaries. 13. Which blood vessel would have the lowest blood pressure? A) Vena cava. B) Small arteries. C) Small veins. D) Capillaries. Show Answer Correct Answer: A) Vena cava. 14. The blood vessles that collect blood from all body parts and pour it into the heart ..... A) White blood cells. B) Red blood cells. C) Platelet. D) One. Show Answer Correct Answer: D) One. 15. Which of the following is NOT a function of the lymphatic system? A) Produces white blood cells. B) Absorbs/transports fats. C) Removes excess fluid from around organs. D) Circulates blood. Show Answer Correct Answer: D) Circulates blood. 16. Are microscopic blood vessels where the exchange of important substances and wastes occurs. A) Veins. B) Capillaries. C) Arteries. D) Immune. Show Answer Correct Answer: B) Capillaries. 17. What do white blood cells do? A) Carry oxygen. B) Fight viruses. C) Nothing. D) Fight crime. Show Answer Correct Answer: B) Fight viruses. 18. In Circulatory System, what is meant by the term "Diastole" ? A) It refers to the alternating contraction and relaxation. B) It refers to the relaxation of the heart after the contraction. C) It refers to the period of time where the muscles of the heart contracts. D) None of above. Show Answer Correct Answer: B) It refers to the relaxation of the heart after the contraction. 19. What are the main parts of the cardiovascular system? A) Heart and lungs. B) Blood, blood vessels and heart. C) Blood, heart and brain. D) Veins, arteries, lungs and heart. Show Answer Correct Answer: B) Blood, blood vessels and heart. 20. Blood is produced in A) Bone Marrow. B) Heart. C) Lungs. D) Blood Vessels. Show Answer Correct Answer: A) Bone Marrow. 21. Blood is made up of Cells and a fluid called A) Capillaries. B) Hemoglobin. C) Plasma. D) Nutrients. Show Answer Correct Answer: C) Plasma. 22. The respiratory system delivers ..... to the blood stream and transports ..... out of the body? A) Carbon dioxide, oxygen. B) Oxygen, carbon dioxide. C) Water, gases. D) Nutrients, wastes. Show Answer Correct Answer: B) Oxygen, carbon dioxide. 23. The wall of muscle tissue which separates the right and left ventricle is called the A) Septum. B) Valve. C) Apex. D) Aorta. Show Answer Correct Answer: A) Septum. 24. What is the function of the "Bronchi" A) They are infinte braches of the trachea and carry air to the lungs. B) They are one braches of the trachea and carry air to the lungs. C) They are three braches of the trachea and carry air to the lungs. D) They are two braches of the trachea and carry air to the lungs. Show Answer Correct Answer: D) They are two braches of the trachea and carry air to the lungs. 25. Which of the following is the type of circulatory system in fish? A) Closed and complete double circulatory system. B) Closed and single circulatory system. C) Opened and single circulatory system. D) Opened and incomplete double circulatory system. Show Answer Correct Answer: B) Closed and single circulatory system. 26. The heart also pumps blood rich in ..... A) Stocks. B) Dollars. C) Ill. D) Money. Show Answer Correct Answer: C) Ill. 27. Which of the following gives blood its color? A) Platelets. B) Red Blood Cells. C) White Blood Cells. D) Plasma. Show Answer Correct Answer: B) Red Blood Cells. 28. A person with type A blood can successfully donate blood to a person with what blood type? A) A. B) B. C) O. D) None of these. Show Answer Correct Answer: A) A. 29. ..... are produced by flagella in spongocoel in poriferans to circulate nutrients and oxygen to the tissues. Nutrients and oxygen are supplied to the tissues by mixing the nutrients in the sponzocele present in the sponges. A) Currents. B) Ostial currents. ఆస్టియో ప్రవాహాలు. C) Water currents. D) All the above పైవన్నీ. Show Answer Correct Answer: C) Water currents. 30. SIMPLE PRESENT TENSE1. She ..... with her parents in London. A) Lived. B) Live. C) Living. D) Lives. Show Answer Correct Answer: D) Lives. 31. Which of the following statements explains the physiological significance of the Bohr effect in mammalian muscle? A) Myoglobin becomes fully saturated at lower oxygen partial pressures. B) Myoglobin releases oxygen more rapidly to respiring cells. C) Higher carbon dioxide partial pressures favour unloading of oxygen from haemoglobin. D) Haemoglobin becomes fully saturated at lower oxygen partial pressures. Show Answer Correct Answer: C) Higher carbon dioxide partial pressures favour unloading of oxygen from haemoglobin. 32. ..... are blood cells that attack the microbes that causes diseases to the human A) Atrium. B) White blood cells. C) Plasma. D) One. Show Answer Correct Answer: B) White blood cells. 33. There are two types of circulatory system which are open and closed circulatory system. Based on the organism, which one has an open circulatory system? A) Human. B) Fish. C) Amfibia. D) Insects. Show Answer Correct Answer: D) Insects. 34. In which blood vessels do nutrients, gases and waste pass into and out of the blood? A) Arteries. B) Capillaries. C) Veins. D) Both A and B. Show Answer Correct Answer: B) Capillaries. 35. The flow of the blood through the heart to the lungs and back to the heart is called? A) Coronary circulation. B) Lymph nodes. C) Lymphatic system. D) Pulmonary circulation. Show Answer Correct Answer: D) Pulmonary circulation. 36. It is the fluid that carries oxygen from the lungs to the different cells of the body. A) Heart. B) Lymph vessels. C) Blood. D) None of these. Show Answer Correct Answer: C) Blood. 37. Which blood type contains only A antigens? A) O. B) A. C) B. D) AB. Show Answer Correct Answer: B) A. 38. A small flap of tissue that covers the trachea is called the A) Epiglottis. B) Pharynx. C) Bronchi. D) Larynx. Show Answer Correct Answer: A) Epiglottis. 39. What are alleles? A) C the total number of genes on one chromosome. B) B different versions of the same gene. C) A a pair of chromosomes. D) D two genes side by side on the same chromosome. Show Answer Correct Answer: B) B different versions of the same gene. 40. Nutrients and oxygen are able to leave through the thin walls of these small blood vessels through the process of diffusion. What are the blood vessels called? A) Veins. B) Capillaries. C) Arteries. D) None of above. Show Answer Correct Answer: B) Capillaries. 41. What is the correct order of the following processes? A) Ingestion, digestion, absorption, elimination. B) Digestion, ingestion, absorption, elimination. C) Digestion, elimination, ingestion, absorption. D) Ingestion, digestion, elimination, absorption. Show Answer Correct Answer: A) Ingestion, digestion, absorption, elimination. 42. What are the parts of the blood? A) White blood cells, platelets, water, Red blood vessels. B) Red Blood Cells, water, plasma and platelets. C) White blood cells, platelets, red blood cells, plasma. D) None of the above. Show Answer Correct Answer: C) White blood cells, platelets, red blood cells, plasma. 43. In which of the following is the blood pressure the highest? A) Arteries. B) Capillaries. C) Veins. D) Aorta. Show Answer Correct Answer: D) Aorta. 44. True or false:Blood that is low in oxygen is blue A) True. B) False. Show Answer Correct Answer: B) False. 45. The heart is a ..... sized organ A) Hand. B) Fist. C) Stomach. D) None of above. Show Answer Correct Answer: B) Fist. 46. Cell walls are one cell thick: A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 47. What are tubes that carry blood through the entire body? A) Blood Vessels. B) Plasma. C) The Heart. D) Platelets. Show Answer Correct Answer: A) Blood Vessels. 48. What are the main components of the circulatory system? A) Kidneys, liver, and spleen. B) Lungs, stomach, and brain. C) Muscles, bones, and skin. D) Heart, blood vessels, and blood. Show Answer Correct Answer: D) Heart, blood vessels, and blood. 49. What produces systole blood pressure? A) Relaxation of the atria. B) Contraction of the atria. C) Contraction of the ventricles. D) Relaxation of the ventricles. Show Answer Correct Answer: C) Contraction of the ventricles. 50. What is the name of the protective membrane that surrounds the heart? A) Myocardium. B) Pericardium. C) Epicardium. D) Endocardium. Show Answer Correct Answer: B) Pericardium. 51. This is the liquid substance that makes up 55% of our blood. A) Plasma. B) Red Blood Cells. C) Platelets. D) White Blood Cells. Show Answer Correct Answer: A) Plasma. 52. This organ is a muscular pump that propels blood through the body. A) Blood. B) Heart. C) Lungs. D) Muscle. Show Answer Correct Answer: B) Heart. 53. What is the function of Hemoglobin in Red Blood Cells? A) Carry oxygen throughout the body. B) Fight infections. C) Help in clotting of blood. D) Carry nutrients, hormones, and proteins throughout the body. Show Answer Correct Answer: A) Carry oxygen throughout the body. 54. What type of blood vessels brings deoxygenated blood back to the heart? A) Vein. B) Capillaries. C) Artery. D) None of above. Show Answer Correct Answer: A) Vein. 55. Outermost layer of skin A) Dermis. B) Epidermis. C) Melanin. D) Pore. Show Answer Correct Answer: B) Epidermis. 56. What is not true of your blood vessels? A) The veins are the site of material exchange with the cells. B) Blood vessels are found throughout your body. C) Arteries carry blood away from the heart. D) Capillaries are the smallest blood vessels. Show Answer Correct Answer: A) The veins are the site of material exchange with the cells. 57. The heart pumps blood by contracting and relaxing the cardiac muscles. A) False. B) True. Show Answer Correct Answer: B) True. 58. Liquid portion of blood, typically yellow, where nutrients are dissolved. A) Blood. B) Mucus. C) Plasma. D) Lymph. Show Answer Correct Answer: C) Plasma. 59. Antibodies in the plasma will react specifically to these two antigens, which can cause agglutination (clumping) of erythrocytes, called..... A) Aglualgu. B) Glutenon. C) Agglutinins. D) Bend over. Show Answer Correct Answer: C) Agglutinins. 60. What is the function of a white blood cell? A) Find and destroy disease-causing organisms. B) Deliver oxygen to body cells. C) Helps clot blood (stops bleeding). D) Helps the blood components flow throughout the body. Show Answer Correct Answer: A) Find and destroy disease-causing organisms. ← 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