This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 213 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 213 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. ..... are thin-walled blood vessels that are more elastic than arteries. they carry blood back to the heart A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: B) Veins. 2. What is the name of your Science teacher? A) Sunshine O. Viernes. B) Sunshine S. Viernez. C) Strike out. Vier r value s. D) Sunshine S. Viernes. Show Answer Correct Answer: D) Sunshine S. Viernes. 3. HEMOGLOBIN CONTAINS A) Fe. B) Mg. C) Already. D) He. Show Answer Correct Answer: A) Fe. 4. The ..... is/are responsible for assisting in the immune system's defense against pathogens. A) Plasma. B) Platelets. C) White blood cells. D) Red blood cells. Show Answer Correct Answer: C) White blood cells. 5. What do veins have to prevent the backflow of blood? A) Arteries. B) Valves. C) Capillaries. D) Chambers. Show Answer Correct Answer: B) Valves. 6. Which best describes the circulatory system? A) A system that is made up of the heart and brain and sends electrical signals throughout the body. B) A system of lymph and blood that delivers nutrients and removes waste from the body. C) A system of the brain and nerves that sends messages throughout the body. D) A system of the heart and blood that sends messages throughout the body. Show Answer Correct Answer: B) A system of lymph and blood that delivers nutrients and removes waste from the body. 7. What is the function of clotting factors? A) Acts as an enzyme. B) Cause a series of chemical reactions to form fibrin. C) Forms a platelet plug. D) Results in clot retraction. Show Answer Correct Answer: B) Cause a series of chemical reactions to form fibrin. 8. Receives freshly oxygenated blood from the left ventricle & then branches into the systemic arteries carrying blood to the tissues- A) Aorta. B) Venules. C) Aortic arch. D) Thoracic arch. Show Answer Correct Answer: A) Aorta. 9. What type of protein is carried by red blood cells? A) Random stuff. B) Hemoglobin. C) Erythrocyte. D) Or all of the above. Show Answer Correct Answer: B) Hemoglobin. 10. The atrioventricular valves (AV) are the A) Tricuspid and Bicuspid Valves. B) Tricuspid and Pulmonary Valves. C) Bicuspid and Aortic Valves. D) Pulmonary and Aortic Valves. Show Answer Correct Answer: A) Tricuspid and Bicuspid Valves. 11. What is NOT a function of the lymphatic system? A) Absorbs fats from digestive system. B) Transport fats to circulatory system. C) Absorb tissue fluid. D) Filters dead cells from tissue fluid. E) Makes bone marrow. Show Answer Correct Answer: E) Makes bone marrow. 12. Muscle that pushes blood through the cardiovascular system.* A structure called septum divides the left and right side of the heart.*Has 4 chambers:two upper called atria and two lower called ventricles. A) Heart. B) Blood vessels. C) Blood. D) None of above. Show Answer Correct Answer: A) Heart. 13. Which is part of blood responsible to carry wastes, nutrients, and minerals? A) Red blood cells. B) White blood cells. C) Platelets. D) Plasma. Show Answer Correct Answer: A) Red blood cells. 14. Veins carry oxygen poor blood ..... the heart. A) Towards. B) Away from. Show Answer Correct Answer: A) Towards. 15. There are over 60, 000 miles of ..... in the human body. A) Arteries. B) Veins. C) Capillaries. D) Blood vessels. Show Answer Correct Answer: D) Blood vessels. 16. Why is the digestive system important? A) It transports blood that cells need. B) It provides oxygen that cells need. C) It provides nutrients that cells need to produce energy. D) It carries carbon dioxide and oxygen away from the body. Show Answer Correct Answer: C) It provides nutrients that cells need to produce energy. 17. The term "Pulmonary" relates to the ..... A) Brain. B) Kidneys. C) Liver. D) Lungs. Show Answer Correct Answer: D) Lungs. 18. How much amount of water is in plasma A) 75%. B) 86%. C) 96%. D) 90%. Show Answer Correct Answer: D) 90%. 19. De-oxygenated blood is first received in the A) Left atrium. B) Left ventricle. C) Right atrium. D) Right ventricle. Show Answer Correct Answer: C) Right atrium. 20. Movement of blood from the heart] to the rest of the body, excluding lungs A) Pulmonary Circulation. B) Coronary Circulation. C) Systematic Circulatic. D) None of above. Show Answer Correct Answer: C) Systematic Circulatic. ← 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