This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 529 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 529 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When blood is pumped through our arteries, they expand and we feel a A) Bulge. B) Headache. C) Pain. D) Pulse. Show Answer Correct Answer: D) Pulse. 2. Which activity would rate your heart rate the most? A) Running a mile. B) Sitting on the couch. C) Stretching. D) Doing lunges. Show Answer Correct Answer: A) Running a mile. 3. The heart consists of ..... chambers. A) 2. B) 4. C) 6. D) 8. Show Answer Correct Answer: B) 4. 4. Ribs are raised, the diaphragm depresses and lungs ..... A) Deflate. B) Inflate. Show Answer Correct Answer: B) Inflate. 5. Substances that carry by blood. A) Oxygen. B) Waste. C) Antibody. D) All of the answers are correct. Show Answer Correct Answer: D) All of the answers are correct. 6. What do scientists call bacteria and viruses that can make people sick? A) Diseases. B) Vaccines. C) Antibodies. D) Pathogens. Show Answer Correct Answer: D) Pathogens. 7. Blood vessels make up the system that transports ..... and ..... to the body. A) Nutrients and cell walls. B) Nutrients and carbon dioxide. C) Oxygen and nutrients. D) Carbon dioxide and waste materials. Show Answer Correct Answer: C) Oxygen and nutrients. 8. If guard cells are swollen with water, then the are more likely to be ..... A) OPEN with stomata. B) CLOSED with no stomata. C) Cannot tell-the water amount doesn't affect it at all. D) None of above. Show Answer Correct Answer: A) OPEN with stomata. 9. It is a thick walled chambers. A) Ventricles. B) Tricuspid Valve. C) Atria. D) Valve. Show Answer Correct Answer: A) Ventricles. 10. When blood is blocked to the heart, it causes ..... A) A heart attack. B) High blood pressure. C) A stroke. D) Sickle cell anemia. Show Answer Correct Answer: A) A heart attack. 11. I am small fragments of cells, important for blood clotting, what am I? A) Veins. B) Plasma. C) Platelets. D) Arteries. Show Answer Correct Answer: C) Platelets. 12. The only vessel of its type to carry deoxygenated blood is the A) Aorta. B) Pulmonary vein. C) Pulmonary artery. D) Superior vena cava. Show Answer Correct Answer: C) Pulmonary artery. 13. Which of these blood vessels have a lumen that varies with pulse of blood passing through? A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 14. What is the name given to the thin structures that make up the phloem? A) Stomata tubes. B) Sieve tubes. C) Palisade tubes. D) Keratin tubes. Show Answer Correct Answer: B) Sieve tubes. 15. Which are the largest chambers of the heart? These pump the blood. A) Atrium. B) Ventricle. C) Aorta. D) None of above. Show Answer Correct Answer: B) Ventricle. 16. Which chambers receive the blood as it comes back to the heart? A) Ventricles. B) Atria. C) Aorta. D) Vena cava. Show Answer Correct Answer: B) Atria. 17. When a patient gets a blood test and has a low platelet count, this indicates that the patient likely has A) Cancer. B) A clotting disorder. C) Infection. D) Nothing. Show Answer Correct Answer: B) A clotting disorder. 18. What is the ventricle? A) The lower part of the liver. B) The upper part of the brain. C) The upper chamber on each side of the heart. D) The lower chamber on each side of the heart. Show Answer Correct Answer: D) The lower chamber on each side of the heart. 19. The part of the blood that helps you stop bleeding when you cut yourself is called ..... A) Red blood cells. B) Platelets. C) Plasma. D) White blood cells. Show Answer Correct Answer: B) Platelets. 20. It pumps the blood throughout the body A) Blood. B) Blood vessels. C) Heart. D) Lungs. Show Answer Correct Answer: C) Heart. ← 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