This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 544 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 544 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This disorder can present a threat of death to the patient as it travels through a blood vessel? A) Embolism. B) Thrombus. Show Answer Correct Answer: A) Embolism. 2. Which side contains oxygen poor blood A) Top. B) Bottom. C) Right. D) Left. Show Answer Correct Answer: C) Right. 3. Deoxygenated blood comes into the heart via what? A) Superior Vena Cava. B) Inferior Vena Cava. C) Atrium. D) Both Superior and Inferior Vena Cava. Show Answer Correct Answer: D) Both Superior and Inferior Vena Cava. 4. Elevated blood pressure in the arteries due to tension is A) Cardiac arrest. B) Palpitation. C) Heart attack. D) Hypertension. Show Answer Correct Answer: D) Hypertension. 5. Electrocardiogram A) State of slow heart. B) Enlarged heart. C) Record of heart electricity. D) Specialist in the heart. Show Answer Correct Answer: C) Record of heart electricity. 6. Which of the following statements is not a function of the lungs? A) Keeps oxygen in the body cells. B) Keeps carbon dioxide in the body cells. C) Exchanges oxygen and carbon dioxide between the body cells. D) Exchanges gases between the body cells and external environment. Show Answer Correct Answer: D) Exchanges gases between the body cells and external environment. 7. The two upper chambers that receive blood that comes into the heart are referred to as what? A) Atrium. B) Ventricle. C) Valve. D) Septum. Show Answer Correct Answer: A) Atrium. 8. The main organ of the respiratory system is the ..... A) Lungs. B) Heart. C) Liver. D) Arteries and veins. Show Answer Correct Answer: A) Lungs. 9. Veins typically carry blood back towards the heart. A) True. B) False. Show Answer Correct Answer: A) True. 10. The largest artery of the body, which is about the size of a garden hose A) Aorta. B) Atria. C) Atrium. D) Apex. Show Answer Correct Answer: A) Aorta. 11. How do the Circulatory and Respiratory Systems work together? A) You inhale oxygen, your blood delivers that oxygen to your cells and brings CO2 back to lungs to exhale. B) Your circulatory and respiratory systems don't work together. C) The circulatory system helps your respiratory system digest food. D) None of above. Show Answer Correct Answer: A) You inhale oxygen, your blood delivers that oxygen to your cells and brings CO2 back to lungs to exhale. 12. Which blood vessel is found in the areas furthest away from the body (e.x. tips of toes)? A) Artery. B) Capillary. C) Vein. D) None of above. Show Answer Correct Answer: B) Capillary. 13. How do the cardiovascular and muscular systems work together? A) Protect the organs. B) Pump blood. C) Release waste. D) Move water and nutrients. Show Answer Correct Answer: B) Pump blood. 14. A wall, called the ....., separates the right side of the heart from the left side. A) Myocardium. B) Septum. C) Valve. D) None of above. Show Answer Correct Answer: B) Septum. 15. The yellow part of your blood contains nutrition. It is called the ..... A) Red blood cells. B) Hemoglobin. C) Plasma. D) Platelets. Show Answer Correct Answer: C) Plasma. 16. What is the size of your heart? A) Head. B) Fist. C) Finger. D) Foot. Show Answer Correct Answer: B) Fist. 17. State the type of blood transported by pulmonary artery. A) Oxygenated blood. B) Deoxygenated blood. Show Answer Correct Answer: B) Deoxygenated blood. 18. Name the blood vessels that starts and end in capillaries. A) Renal artery. B) Hepatic Portal Vein. C) Aorta. D) Superior Vena Cava. Show Answer Correct Answer: B) Hepatic Portal Vein. 19. The right ventricle pumps blood to the lungs through ..... A) Aorta. B) Pulmonary artery. C) Pulmonary veins. D) Vena cava. Show Answer Correct Answer: B) Pulmonary artery. 20. ..... bring your blood back to the heart. A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: B) Veins. ← 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