This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 216 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 216 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The substance that flows inside the human body through muscular tubes. A) Water. B) Juice. C) Blood. D) None of above. Show Answer Correct Answer: C) Blood. 2. What happens to your heart rate when you exercise? A) Your heart rate increases. B) Your heart rate decreases. C) Your heart rate stays the same. D) None of above. Show Answer Correct Answer: A) Your heart rate increases. 3. Blood that travels in the veins are rich in: A) Hydrogen. B) Carbon monoxide. C) Carbon dioxide. D) Oxygen. Show Answer Correct Answer: C) Carbon dioxide. 4. The upper two chambers of the heart that receive blood are called A) Ventricles. B) Capillaries. C) Atria. D) Blood vessels. Show Answer Correct Answer: C) Atria. 5. Which type of blood helps carry our oxygen. A) Red blood cells. B) Atria. C) White blood cells. D) Platelets. Show Answer Correct Answer: A) Red blood cells. 6. Which blood vessel has a thick muscular wall to withstand high pressure? A) Vein. B) None of the above. C) Artery. D) Capillary. Show Answer Correct Answer: C) Artery. 7. Which major organs belong to the Circulatory System? A) Red blood cells, veins. B) Veins, arteries, lungs. C) Heart, veins, arteries. D) Heart, liver, veins. Show Answer Correct Answer: C) Heart, veins, arteries. 8. Which part of the circulatory system pumps blood throughout the body? A) Nervous system. B) Digestive system. C) Cardiovascular system. D) Respiratory system. Show Answer Correct Answer: C) Cardiovascular system. 9. The tube-like structures that carry blood through the tissues and organs. Veins, arteries, and capillaries are the three types of blood vessels A) Circulatory system. B) Heart. C) Blood vessels. D) None of above. Show Answer Correct Answer: C) Blood vessels. 10. Blood is oxygenated in the left ventricle. A) False. B) True. Show Answer Correct Answer: B) True. 11. What is the main idea of the section titled "Saddle Up That Cell" on Page 6 of the text? A) Erythrocytes are also known as red blood cells. B) Erythrocytes look like inner tubes with the hole. C) Erythrocytes have a chemical called hemoglobin. D) Erythrocytes supply oxygen to all parts of the body. Show Answer Correct Answer: D) Erythrocytes supply oxygen to all parts of the body. 12. Which blood type would only have Rh and A antigens on the surface of red blood cells? A) B+. B) A-. C) B-. D) A+. Show Answer Correct Answer: D) A+. 13. Lymphatic system A) A type of white blood cell. B) Defense against infection and disease. C) Circulates blood cells. D) Transports nutrients throughout the body. Show Answer Correct Answer: B) Defense against infection and disease. 14. Which of the following is a connection between the circulatory system and the muscular system? A) The heart makes calcium to give to muscles. B) The two systems are not connected. C) The heart is composed of cardiac muscle. D) Muscles create blood cells that get circulated through body. Show Answer Correct Answer: C) The heart is composed of cardiac muscle. 15. Where blood flows fastest (may have multiple answers) A) Alveoli. B) Arteries. C) Veins. D) Capillaries. Show Answer Correct Answer: B) Arteries. 16. What's the function of the red blood cells? A) They carry oxygen and carbon dioxide. B) They fight infections. C) When the body is losing blood, they help stop the bleeding. D) They carry the nutrients and waste products. Show Answer Correct Answer: A) They carry oxygen and carbon dioxide. 17. The place where an organism lives is its ..... A) Community. B) Habitat. C) Abiotic. D) Ecosystem. Show Answer Correct Answer: B) Habitat. 18. Why is sickle-cell anemia harmful? A) It isn't harmful. B) It programs WBCs to attack self cells. C) It hinders the ability to carry oxygen. D) It decreases resistance against malaria. Show Answer Correct Answer: C) It hinders the ability to carry oxygen. 19. Relaxation phase of the heartbeat is called ..... A) Contractility. B) Systole. C) Venous return. D) Diastole. Show Answer Correct Answer: D) Diastole. 20. What is severe bleeding? A) Hemorrhage. B) Angina pectoris. C) Shock. D) Myocardial infarction. Show Answer Correct Answer: A) Hemorrhage. 21. Erythrocytes survive around ..... due to being anucleate. A) 50 days. B) 500 days. C) 120 days. D) 100 days. Show Answer Correct Answer: C) 120 days. 22. Blood enters and leaves the heart twice. What do we call this blood circulation. A) Single circulation. B) Double circulation. C) Two circulation. D) None of above. Show Answer Correct Answer: B) Double circulation. 23. Negative blood can receive from whom? (Select the best answer) A) Positive & Negative. B) Positive. C) Negative. D) None of above. Show Answer Correct Answer: C) Negative. 24. Arteries and ..... carry blood through the heart and body. A) Straws. B) Veins. C) Muscles. D) Tubes. Show Answer Correct Answer: B) Veins. 25. Oxygenated blood flows into the A) Left atrium. B) Right ventricle. C) Left ventricle. D) Right atrium. Show Answer Correct Answer: A) Left atrium. 26. How does physical exercise temporarily affect the pulse? A) Increases the pulse rate. B) Results in a dysrhythmia. C) Has no effect. D) Decreases the pulse rate. Show Answer Correct Answer: A) Increases the pulse rate. 27. The ..... is where digestion begins. A) Stomach. B) Small Intestine. C) Mouth. D) Liver. Show Answer Correct Answer: C) Mouth. 28. It carries de-oxygenated blood coming to all parts of the body? A) Veins. B) Arteries. C) Aorta. D) Heart. Show Answer Correct Answer: A) Veins. 29. Carry blood from the heart to all the parts of the body A) Arteries. B) Aorta. C) Capillaries. D) Veins. Show Answer Correct Answer: A) Arteries. 30. The myocardium mostly composed of A) Smooth muscle cells. B) Skeletal muscle cells. C) Cardiac muscle cells. D) Endothelial cells. Show Answer Correct Answer: C) Cardiac muscle cells. 31. This type of blood vessel carries deoxygenated blood BACK to the heart A) Capillaries. B) Arteries. C) Veins. D) Plasma. Show Answer Correct Answer: C) Veins. 32. Compare on the basis of postion of the body; Arties are ..... & veins are ..... A) Superficial, deep-seated. B) Present, absent. C) Absent, present. D) Deep seated, superficial. Show Answer Correct Answer: D) Deep seated, superficial. 33. Which of the following living things has a circulatory system? Different from other points A) Coral. B) Ink. C) Sea anemone. D) Jellyfish. Show Answer Correct Answer: B) Ink. 34. This type of blood helps clot your cuts. A) Platelets. B) Plasma. C) White blood cells. D) None of above. Show Answer Correct Answer: A) Platelets. 35. Arteries carry oxygen rich (oxygenated) blood away from the heart. A) True. B) False. Show Answer Correct Answer: A) True. 36. How many times does a heartbeat in the lifetime of an average person? A) 20 billion. B) 2, 500. C) 2, 500, 000, 000. D) 25 million. Show Answer Correct Answer: C) 2, 500, 000, 000. 37. Which is a normal heart beat? A) Black-The-Pause. B) The-Black-The. C) Lubb-dub-pause. D) Pause-The-Black. Show Answer Correct Answer: C) Lubb-dub-pause. 38. The CS transport oxygen and glucose for Cell. Resp. to every cell and transports waste products out of the cell A) True. B) False. Show Answer Correct Answer: A) True. 39. Which of the following means 'blood pressure higher than normal?' A) Hypertension. B) Hypotension. Show Answer Correct Answer: A) Hypertension. 40. What substances are being exchanged in the capillaries? A) Glucose. B) Oxygen and Carbon Dioxide. C) Oxygen, Carbon Dioxide, Glucose. D) Glucose and Oxygen. Show Answer Correct Answer: C) Oxygen, Carbon Dioxide, Glucose. 41. How many chambers are found in the human heart? A) 2. B) 4. C) 3. D) 1. Show Answer Correct Answer: B) 4. 42. The blood consists of blood cells suspended in yellow liquid. What is this pale yellow liquid called? A) Plasma. B) White blood cells. C) Red blood cells. D) Haemoglobin. Show Answer Correct Answer: A) Plasma. 43. ..... transmit information from one neuron to the next. A) Axon hillocks. B) Cerebellar hemispheres. C) Neurotransmitters. D) Action potentials. Show Answer Correct Answer: C) Neurotransmitters. 44. The veins which carry oxygenated blood is ..... A) The veins. B) Aorta. C) Pulmonary veins. D) None of above. Show Answer Correct Answer: C) Pulmonary veins. 45. Bloods main function in the human body is to ..... A) Make oxygen. B) Remove toxins from the body. C) Transport important materials for making energy. D) Break down food for energy. Show Answer Correct Answer: C) Transport important materials for making energy. 46. Liquid part of the blood that dissolves waste products A) Antibody. B) Platelets. C) Lymph. D) Plasma. Show Answer Correct Answer: D) Plasma. 47. Which chamber of the heart receives blood from the body that is low in oxygen and high in carbon dioxide and other waste products? A) Right Atrium. B) Right Ventricle. C) Left Atrium. D) Left Ventricle. Show Answer Correct Answer: A) Right Atrium. 48. The ..... is a hollow muscle which pumps blood through the body. It usually beats between 60 and 100 times per minute, but can go much faster when it has to. When we do exercise, our bodies need more ....., so our ..... beats faster. A) Heart/oxygen/heart. B) Arteries/veins/capillaries. C) Oxygen/heart/oxygen. D) None of above. Show Answer Correct Answer: A) Heart/oxygen/heart. 49. A flap of tissue that closes when we eat so food doesn't not go down the trachea A) Larynx. B) Pharynx. C) Epiglottis. D) Trachea. Show Answer Correct Answer: C) Epiglottis. 50. Blood cells responsible for blood coagulation..... A) RBC are red blood cells. B) WbC are white blood cells. C) Both. D) Platelets Platelets. Show Answer Correct Answer: D) Platelets Platelets. 51. The amount is 4-5 million/ml. This includes aspects..... A) Erythrocytes (Red blood cells). B) Leukocytes (White blood cells). C) Blood plasma. D) Thrombocytes (Blood clots). Show Answer Correct Answer: A) Erythrocytes (Red blood cells). 52. Nutrients and wastes are exchanged between body cells and blood in the A) Arteries. B) Heart. C) Capillaries. D) Veins. Show Answer Correct Answer: C) Capillaries. 53. Which of the following is a function of a valve? A) Prevents the backflow of blood from the right atrium to the right ventricle. B) Prevents the mixing of oxygenated and deoxygenated blood. C) Prevents the backflow of blood from the pulmonary vein to left atrium. D) Prevents the backflow of blood from the aorta to the left ventricle. Show Answer Correct Answer: D) Prevents the backflow of blood from the aorta to the left ventricle. 54. Blood from the systemic circuit returns directly into whichheart chamber? A) Left auricle. B) Left atrium. C) Right atrium. D) Right auricle. Show Answer Correct Answer: C) Right atrium. 55. Plasma consists of approximately ..... % water: A) 10. B) 90. C) 60. D) 40. Show Answer Correct Answer: B) 90. 56. In the systemic circuit, the blood enters the heart through the A) Pulmonary vein. B) Pulmonary artery. C) Aorta. D) Vena cava. Show Answer Correct Answer: D) Vena cava. 57. Which of the following is NOT a typical sign of a heart attack? A) Chest pain. B) Shortness of breath. C) Severe indigestion. D) Pain or discomfort in left arm. Show Answer Correct Answer: C) Severe indigestion. 58. Prevents backflow into the left atrium A) Mitral/Bicuspid valve. B) Tricuspid valve. C) Right atrium. D) None of above. Show Answer Correct Answer: A) Mitral/Bicuspid valve. 59. Which smallest blood vessel is only slightly larger than a red blood cell? A) Veinule. B) Vein. C) Capillary. D) Artery. Show Answer Correct Answer: C) Capillary. 60. Which part of the heart receives blood from the rest of the body A) Right Ventricle. B) Left Atrium. C) Left Ventricle. D) Right Atrium. Show Answer Correct Answer: D) Right Atrium. ← 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