This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 457 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 457 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The blood group A has antigen ..... and antibody ..... A) A and O. B) B and AB. C) A and B. D) B and A. Show Answer Correct Answer: C) A and B. 2. What transports proteins and nutrients to the body through blood? A) Liver. B) Plasma. C) Food. D) A bicycle. Show Answer Correct Answer: B) Plasma. 3. Diffusion occurs between blood and interstitial fluid in which vessels? A) Arteries. B) Veins. C) Capillaries. D) Heart. E) Lungs. Show Answer Correct Answer: C) Capillaries. 4. What are two types of circulation? A) Systolic and diastolic. B) Pulmonary and systemic. C) RBC and WBC. D) Plasma and platelet. Show Answer Correct Answer: B) Pulmonary and systemic. 5. What is the vein that enters the heart at the right atrium? A) Vena Cava. B) Aorta. C) Arterial. D) Pulmonary Artery. Show Answer Correct Answer: A) Vena Cava. 6. The innermost layer of the heart is called the A) Myocardium. B) Endocardium. C) Visceral pericardium. D) Parietal pericardium. Show Answer Correct Answer: B) Endocardium. 7. The heart is divided into ..... chambers A) Four. B) Three. C) One. D) None of above. Show Answer Correct Answer: A) Four. 8. Blood pressure is ..... A) The force of the air pressure created by your lungs. B) The force of blood against the walls of the blood vessels in your body. C) The pressure created by your contracting and relaxing muscles. D) The amount of water that your body holds. Show Answer Correct Answer: B) The force of blood against the walls of the blood vessels in your body. 9. The main blood vessels wich carries oxygenated blood away from the heart to all our body: A) Veins. B) Arteries. C) Arterioles. D) Sinus. Show Answer Correct Answer: B) Arteries. 10. Tunica ....., the middle layer of a typical blood vessel, contains smooth muscle and elastic fibers. A) Intima. B) Externa. C) Media. D) Adventitia. Show Answer Correct Answer: C) Media. 11. What do all organisms need to survive? A) Energy. B) Blood. C) Carbon dioxide. D) Soil. Show Answer Correct Answer: A) Energy. 12. A condition when a blood clot forms in one or more of the deep veins in your body is called A) Heart attack. B) Stroke. C) Thrombosis. D) Hemophilia. Show Answer Correct Answer: C) Thrombosis. 13. Which of the following is not a component of blood? A) Red blood cell. B) Platelet. C) Plasma. D) Cardiovascular system. Show Answer Correct Answer: D) Cardiovascular system. 14. It is the muscle in the heart. A) Septum. B) Mitral valve. C) Tricuspid valve. D) Cardiac muscle. Show Answer Correct Answer: D) Cardiac muscle. 15. Muscle that separates the left and right sides of the heart A) Patella. B) Uvula. C) Septum. D) Meninges. Show Answer Correct Answer: C) Septum. 16. What is the main function of the left and right atrium of the heart? A) Pumping oxygen-poor blood to the lungs. B) Pumping oxygen-rich blood to the body. C) Pumping oxygen-poor blood to the body. D) Receiving used blood from all parts of the body. Show Answer Correct Answer: D) Receiving used blood from all parts of the body. 17. Hardening of arteries A) Atherosclerosis. B) Arteriosclerosis. C) Cholesterol. D) Blood Clot. Show Answer Correct Answer: B) Arteriosclerosis. 18. Every day, your heart beats around: A) 100 times. B) 1000 times. C) 100, 000 times. D) 10 times. Show Answer Correct Answer: C) 100, 000 times. 19. Which is NOT a part of Circulatory System? A) Heart. B) Brain. C) Intestine. D) Skin. Show Answer Correct Answer: A) Heart. 20. The alveoli is where ....., that was inhaled, is exchanged for ....., which is exhaled. A) Food, waste. B) Oxygen, carbon dioxide. C) Oxygen, food. D) Carbon dioxide, oxygen. Show Answer Correct Answer: B) Oxygen, carbon dioxide. ← 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