This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 32 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the function of Hemoglobin in Red Blood Cells? A) Carry oxygen throughout the body. B) Fight infections. C) Help in clotting of blood. D) Carry nutrients, hormones, and proteins throughout the body. Show Answer Correct Answer: A) Carry oxygen throughout the body. 2. What type of blood vessels brings deoxygenated blood back to the heart? A) Vein. B) Capillaries. C) Artery. D) None of above. Show Answer Correct Answer: A) Vein. 3. Outermost layer of skin A) Epidermis. B) Dermis. C) Melanin. D) Pore. Show Answer Correct Answer: A) Epidermis. 4. What is not true of your blood vessels? A) The veins are the site of material exchange with the cells. B) Blood vessels are found throughout your body. C) Arteries carry blood away from the heart. D) Capillaries are the smallest blood vessels. Show Answer Correct Answer: A) The veins are the site of material exchange with the cells. 5. The heart pumps blood by contracting and relaxing the cardiac muscles. A) True. B) False. Show Answer Correct Answer: A) True. 6. Liquid portion of blood, typically yellow, where nutrients are dissolved. A) Blood. B) Plasma. C) Lymph. D) Mucus. Show Answer Correct Answer: B) Plasma. 7. Antibodies in the plasma will react specifically to these two antigens, which can cause agglutination (clumping) of erythrocytes, called..... A) Agglutinins. B) Glutenon. C) Aglualgu. D) Bend over. Show Answer Correct Answer: A) Agglutinins. 8. Aorta function A) Where the blood enter back into the heart from the rest of the body. B) Where the blood leaves the heart and goes to rest of the body. C) The electrical impulse in the heart where the heartbeat starts. D) None of above. Show Answer Correct Answer: B) Where the blood leaves the heart and goes to rest of the body. 9. What is the function of a white blood cell? A) Find and destroy disease-causing organisms. B) Deliver oxygen to body cells. C) Helps clot blood (stops bleeding). D) Helps the blood components flow throughout the body. Show Answer Correct Answer: A) Find and destroy disease-causing organisms. 10. Valve present in between right atrium and right ventricle is named as..... A) Mitral valve. B) Bicuspid valve. C) Tricuspid valve. D) Aortic valve is a systemic valve. Show Answer Correct Answer: C) Tricuspid valve. 11. What blood vessels help bring blood from the heart to the body? A) Arteries. B) Veins. C) Capillaries. D) Lymph nodes. Show Answer Correct Answer: A) Arteries. 12. What does blood do? A) Carries water to cells. B) Carries oxygen to cells. C) Carries food to cells. D) All of the above. Show Answer Correct Answer: D) All of the above. 13. Blood is under more pressure in the A) Arteries. B) Veins. Show Answer Correct Answer: A) Arteries. 14. It is responsible for carrying and transporting oxygen, nutrients, antibodies, and other waste products throughout the body. A) Digestive System. B) Muscular System. C) Circulatory System. D) Skeletal System. Show Answer Correct Answer: C) Circulatory System. 15. Which organ is responsible for filtering and detoxifying our blood in our body? A) Heart. B) Liver. C) Kidneys. D) Stomach. Show Answer Correct Answer: B) Liver. 16. What is the main artery that takes blood from the heart to the body? A) Aorta. B) Superior Vena Cava. C) Inferior Vena Cava. D) Pulmonary artery. Show Answer Correct Answer: A) Aorta. 17. What does the circulatory system transport? A) It contains dissolved nutrients and waste products. B) Moves blood and regulates temperature. C) Nutrients, oxygen, antibodies, and hormones. D) Oxygen, nutrients and wastes. Show Answer Correct Answer: D) Oxygen, nutrients and wastes. 18. Unicellular organs depend on physical phenomenon for transportation of substances outside to inside cell and from inside to outside..... A) Osmosis Osmosis. B) Diffusion. C) Both. D) Brownian movement. Show Answer Correct Answer: C) Both. 19. When we breathe out the diaphragm A) Contracts. B) Relaxes. Show Answer Correct Answer: B) Relaxes. 20. What are murmurs A) Whispers. B) Defects in the valves. C) Defects in the chambers. D) Butterfly kisses. Show Answer Correct Answer: B) Defects in the valves. ← 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