This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 446 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 446 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The upper chambers of the heart consist of: A) The right and left atrium. B) The right and left ventricle. C) Both A & B. D) None of above. Show Answer Correct Answer: A) The right and left atrium. 2. What does the circulatory system use to carry nutrients and oxygen? A) Blood. B) Water. C) Pepsi. D) Blood Vessels. Show Answer Correct Answer: A) Blood. 3. Blood vessels that carry deoxygenated blood to the heart. A) Capillaries. B) Arteries. C) Veins. D) None of above. Show Answer Correct Answer: C) Veins. 4. Supplies nutrients and oxygen to all tissues A) Coronary circulation. B) Pulmonary circulation. C) Systemic circulation. D) None of above. Show Answer Correct Answer: C) Systemic circulation. 5. The ..... measures a person's heartbeat. A) Pulse. B) Ruler. C) Veins. D) Brain. Show Answer Correct Answer: A) Pulse. 6. During ventricular systole, which of the following occurs? A) Atrioventricular valves close and semilunar valves close. B) Atrioventricular valves close and semilunar valves open. C) Atrioventricular valves open and semilunar valves are open. D) Atrioventricular valves open and semilunar valves close. Show Answer Correct Answer: B) Atrioventricular valves close and semilunar valves open. 7. I pump the deoxygenated Blood. Who am I? A) Lungs. B) Brain. C) Heart. D) Kidney. Show Answer Correct Answer: C) Heart. 8. The blood flowing within the veins travels to which part of the circulatory system next? A) Right atrium. B) Right ventricle. C) Left ventricle. D) Left atrium. Show Answer Correct Answer: A) Right atrium. 9. Located in the walls of the right atrium which acts like the pacemaker A) Because of the difference. B) Pulmonary semilunar valve. C) Tricuspid valve. D) AV node. Show Answer Correct Answer: A) Because of the difference. 10. The components of blood are A) Red blood cells, white blood cells platelets, and plasma. B) Leukocytes, lymph, and dead cell debris. C) Erythrocytes, Rh, and hemoglobin. D) None of the above. Show Answer Correct Answer: A) Red blood cells, white blood cells platelets, and plasma. 11. Arteries take blood ..... the heart A) To. B) Away from. Show Answer Correct Answer: B) Away from. 12. Blood vessels that carryblood back to the heart are called ..... ? A) Circulatory System. B) Heart. C) Veins. D) Arteries. Show Answer Correct Answer: C) Veins. 13. It takes about ..... for blood to pump through your entire body. A) 20 seconds. B) 2 minutes. C) 60 seconds. D) 90 seconds. Show Answer Correct Answer: C) 60 seconds. 14. Which among these helps in blood clotting A) Plasma. B) RBC. C) Platelets. D) WBCs. Show Answer Correct Answer: C) Platelets. 15. How does pulmonary circulation differ from coronary circulation? A) Coronary circulation occurs throughout the body; pulmonary circulation occurs in the heart. B) Coronary circulation occurs in the brain; pulmonary circulation occurs in the lungs. C) Coronary circulation occurs in the heart; pulmonary circulation occurs in the heart and lungs. D) Coronary circulation involves oxygenated blood only; pulmonary circulation involves deoxygenated blood only. Show Answer Correct Answer: C) Coronary circulation occurs in the heart; pulmonary circulation occurs in the heart and lungs. 16. The control center of the nervous system A) Brain. B) Spinal Cord. C) Neurons. D) None of above. Show Answer Correct Answer: A) Brain. 17. Valves in veins keep the blood flowing in the ..... direction. A) Right. B) Opposite. Show Answer Correct Answer: A) Right. 18. Which part of the bone is involved in blood cell production? A) Cartilage. B) Periosteum. C) Compact bone. D) Marrow. Show Answer Correct Answer: D) Marrow. 19. Which of the following is a vein? A) Aorta. B) Superior Vena Cava. C) Pulmonary Artery. D) Tricuspid Valve. Show Answer Correct Answer: B) Superior Vena Cava. 20. What sort of circulatory system is the human circulatory system? A) An open circulatory system. B) A single circulatory system. C) A double circulatory system. D) None of above. Show Answer Correct Answer: C) A double circulatory system. ← 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