This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 322 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 322 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does the pancreas do? A) Produces digestive enzymes to break down proteins and fats. B) Produces sodium bicarbonate to neutralize stomach acid. C) Regulates our blood sugar levels. D) All answers are correct. Show Answer Correct Answer: D) All answers are correct. 2. Inferior Vena Cava is a large vein that carries deoxygenated blood from the upper half of the body to the right atrium A) True. B) False. Show Answer Correct Answer: B) False. 3. Blood cells are formed in: A) The heart. B) The bone marrow. C) The kidneys. D) The lungs. Show Answer Correct Answer: B) The bone marrow. 4. How does sickle cell prevent red blood cells from transporting oxygen throughout our bodies? A) It makes us sick so we can't breathe well. B) It changes the shape of the red blood cells, causing blood clots that prevent cells from reaching other areas of the body. C) It causes red blood cells to forget to transport oxygen. D) It eliminates all blood cells in the body. Show Answer Correct Answer: B) It changes the shape of the red blood cells, causing blood clots that prevent cells from reaching other areas of the body. 5. What happens in the lungs? A) Carbon dioxide goes into the blood and oxygen leaves the blood. B) Carbon dioxide and oxygen go into the blood. C) Oxygen goes into the blood and carbon dioxide leaves the blood. D) Oxygen and carbon dioxide leave the blood. Show Answer Correct Answer: C) Oxygen goes into the blood and carbon dioxide leaves the blood. 6. Arteries carries ..... blood from heart to the other parts of the body. A) Carbonated blood. B) Impure blood. C) Blood. D) Oxygenated blood. Show Answer Correct Answer: D) Oxygenated blood. 7. When oxygenated blood is carried away from the heart it travels through A) Arteries. B) Veins. C) Capillaries. D) Alveoli. Show Answer Correct Answer: A) Arteries. 8. Into which part of the body is the blood pumped from the left ventricle? A) The lungs. B) The aorta. C) The veins. D) The arteries. Show Answer Correct Answer: B) The aorta. 9. Which type of blood cell makes up more than half of the blood? A) White blood cells. B) Red blood cells. C) Green blood cells. D) Blue blood cells. Show Answer Correct Answer: B) Red blood cells. 10. Tissue that connects bone to bone A) Cartilage. B) Muscle. C) Tendon. D) Ligament. Show Answer Correct Answer: D) Ligament. 11. What is the top number called in blood pressure? 120/80 A) Systolic. B) Diastolic. C) Thrombus. D) Vasodilation. Show Answer Correct Answer: A) Systolic. 12. ..... is the formation of lipid deposits (due to LDLs) in a blood vessel. A) Atherosclerosis. B) Arteriosclerosis. C) Embolus. D) Thrombus. Show Answer Correct Answer: A) Atherosclerosis. 13. WHAT DOES THE RIGHT SIDE OF THE HEART DO? A) IT PUMPS BLOOD WITHOUT OXYGEN. B) IT PUMP BLOOD WITH OXIGEN. C) IT PUMP BLOOD WITHOUT PLASMA. D) IT PUMP BLOOD WITHOUT RED CELLS. Show Answer Correct Answer: A) IT PUMPS BLOOD WITHOUT OXYGEN. 14. The blood comes back to the heart from the body through two big veins called the ..... A) Pulmonary veins. B) Vena cava. C) Aorta. D) Right atria. Show Answer Correct Answer: B) Vena cava. 15. Vein that empties blood from the lower body into the upper right heart chamber A) Inferior Vena Cava. B) Superior Vena Cava. C) Pulmonary Veins. D) Veins. Show Answer Correct Answer: A) Inferior Vena Cava. 16. In which system does the heart work to move blood throughout the body? A) Digestive system. B) Muscular system. C) Respiratory system. D) Cardiovascular system. Show Answer Correct Answer: D) Cardiovascular system. 17. Arteries carries blood rich in A) Oxygen. B) Carbon dioxide. Show Answer Correct Answer: A) Oxygen. 18. Which side of the heart receives the deoxygenated blood from the body? A) Left. B) Right. C) Middle. D) None of the above. Show Answer Correct Answer: B) Right. 19. The largest blood vessels are the ..... A) Arteries. B) Blood pressure. C) Capillaries. D) Veins. Show Answer Correct Answer: A) Arteries. 20. Tiny blood vessel that connects arterioles and venules and allows for exchange of nutrients and gases between the blood and the body cells. A) Artery. B) Vein. C) Capillaries. D) Vena cava. Show Answer Correct Answer: C) Capillaries. ← PreviousNext →Related QuizzesScience QuizzesCirculatory System Quiz 1Circulatory System Quiz 2Circulatory System Quiz 3Circulatory System Quiz 4Circulatory System Quiz 5Circulatory System Quiz 6Circulatory System Quiz 7Circulatory System Quiz 8Circulatory System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books