This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 661 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 661 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The heart, blood vessels, lungs and blood are all parts of the circulatory system. A) True. B) False. Show Answer Correct Answer: B) False. 2. The Circulatory System clot to stop bleeding after injury. A) True. B) False. Show Answer Correct Answer: A) True. 3. Unicellular organisms like ameba wont depend on the following processes for circulation' ..... ప్రసరణ కొరకు అమీబా వంటి నీ ఏకకణజీవులు ..... ప్రక్రియలపై ఆధారపడవు A) Diffusion. B) Transportation through vacuoles. C) Osmosis Osmosis. D) None of the above పైవేవీ కావు. Show Answer Correct Answer: B) Transportation through vacuoles. 4. Most arteries carry deoxygenated blood A) True. B) False. Show Answer Correct Answer: B) False. 5. A sphygmomanometer measures A) Clotting time. B) Blood pressure. C) Hematocrit. D) Brain function. Show Answer Correct Answer: B) Blood pressure. 6. Two large veins that lead to the heart are: A) Pulmonary vein and superior vena cava. B) Inferior vena cava and pulmonary vein. C) Superior vena cava and portal vein. D) Superior Vena Cava and Inferior Vena Cava. Show Answer Correct Answer: D) Superior Vena Cava and Inferior Vena Cava. 7. We can feel the pulse in ..... A) Head. B) Neck. C) Stomach. D) Leg. Show Answer Correct Answer: B) Neck. 8. A Cardiac Cycle is: A) One contraction and one relaxation if your heart. B) Two heart beats. C) The blood returning to the lungs to be re-oxygenated. D) One full cycle of the blood through the body. Show Answer Correct Answer: A) One contraction and one relaxation if your heart. 9. What machine helps the heart beat when it stops A) Deferbulater. B) Lazer. C) Nose cap. D) None of above. Show Answer Correct Answer: A) Deferbulater. 10. There are four chambers in the heart. A) True. B) False. Show Answer Correct Answer: A) True. 11. Chamber which receives oxygenated blood A) Right ventricle. B) Left ventricle. C) Right atrium. D) Left atrium. Show Answer Correct Answer: D) Left atrium. 12. A pulse can be detected most easily in A) An artery. B) A vein. C) A capillary. D) A lacteal. Show Answer Correct Answer: A) An artery. 13. Blood containing oxygen is called ..... blood. A) Deoxygenated. B) Oxygenated. C) Ventilated. D) Regulated. Show Answer Correct Answer: B) Oxygenated. 14. The logic behind doping is that more red blood cells, means more oxygen, which means better performance. Why? A) Oxygen makes the muscles stronger. B) Oxygen makes the muscles work longer. C) Oxygen makes the muscles respond quicker. D) None of above. Show Answer Correct Answer: B) Oxygen makes the muscles work longer. 15. Can it carry away waste materials? A) Yes. B) No. Show Answer Correct Answer: A) Yes. 16. Which gas is transported by the circulatory system in humans and is used by cells during respiration to release energy stored in food? A) Carbon dioxide. B) Nitrogen. C) Hydrogen. D) Oxygen. Show Answer Correct Answer: D) Oxygen. 17. What protects the heart? A) Spine. B) Lungs. C) Ribcage. D) None of above. Show Answer Correct Answer: C) Ribcage. 18. What is the main artery of the body? A) Superior vena cava. B) Aorta. C) Mitral valve. D) Inferior vena cava. Show Answer Correct Answer: B) Aorta. 19. An average resting heart rate should be anywhere between ..... beats per minute. A) 30-60. B) 60-120. C) 120-150. D) 150-180. Show Answer Correct Answer: B) 60-120. 20. Where are your vocal cords located? A) Nose. B) Lungs. C) Larynx. D) Alveoli. Show Answer Correct Answer: C) Larynx. ← 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