This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 190 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 190 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Blood clotting A) Plasma. B) Red blood cell. C) White blood cell. D) Platelet. Show Answer Correct Answer: D) Platelet. 2. The chambers found in the bottom part of the heart are called ..... A) Atria. B) Ventricles. C) Valve. D) The black. Show Answer Correct Answer: B) Ventricles. 3. The valve present between right atrium and right ventricle is A) Bicuspid valve. B) Systemic valve. C) Pulmonary valve. D) Tricuspid valve. Show Answer Correct Answer: D) Tricuspid valve. 4. Are tonsils organs? A) Yes. B) No. Show Answer Correct Answer: A) Yes. 5. The function of the circulatory system is to ..... around the body. A) Transport nutrients. B) Transport air. C) Transport blood. D) None of above. Show Answer Correct Answer: C) Transport blood. 6. Muscular wall A) Ventricles. B) Septum. C) Atrium. D) Superior and inferior vena cava. E) Tricuspid valve. Show Answer Correct Answer: B) Septum. 7. This element of blood's job is to carry oxygen to all other cells of the body and carry away some waste products. A) Plasma. B) Red blood cells. C) White blood cells. D) Platelets. Show Answer Correct Answer: B) Red blood cells. 8. When blood is traveling toward the heart, in which of the following would you find it? A) Arteries. B) Capillaries. C) Arterioles. D) Veins. Show Answer Correct Answer: D) Veins. 9. The type of cholesterol associated with plaque build up A) LDL. B) HDL. Show Answer Correct Answer: A) LDL. 10. What is the main function of the systemic circulation? A) Carry blood from the heart to the lungs and back to the heart. B) Carry blood from the heart to all parts of the body. C) Carry carbon dioxide to every cell in the body. D) Carry waste products like carbon dioxide. Show Answer Correct Answer: B) Carry blood from the heart to all parts of the body. 11. Which blood vessel has the smallest diameter? A) Artery. B) Vein. C) Capillary. D) Venules. Show Answer Correct Answer: C) Capillary. 12. These keep blood flowing in one direction. A) Veins. B) Arteries. C) Valves. D) Capillaries. Show Answer Correct Answer: C) Valves. 13. Johnny has a strong family history of heart disease, what can he do to decrease his risk of developing heart disease? A) Weight control. B) Diet low in fat. C) Exercise. D) All of the choices. Show Answer Correct Answer: D) All of the choices. 14. Which of the following fights off germs and diseases? A) White Blood Cells. B) Platelets. C) Red Blood Cells. D) Plasma. Show Answer Correct Answer: A) White Blood Cells. 15. In each side of the heart there is a ..... to prevent blood from retairning back to the atrium A) Red blood cell. B) Valve. C) Ventricle. D) Wall. Show Answer Correct Answer: B) Valve. 16. Cells with nuclei What is the function of eliminating foreign substances that enter the body? A) White blood cells. B) Platelets. C) Plasma. D) Red blood cells. Show Answer Correct Answer: A) White blood cells. 17. Which of these are not a function of the circulatory system? A) Carry oxygen around the body. B) Carry nutrients around the body. C) Exchange oxygen for carbon dioxide. D) Transport carbon dioxide away from the body. Show Answer Correct Answer: C) Exchange oxygen for carbon dioxide. 18. The circulatory system transports (moves) ..... A) Water. B) Gas. C) Minerals. D) Blood. Show Answer Correct Answer: D) Blood. 19. The heart is made of muscle to ..... A) Pump blood around the body. B) Remove excess water. C) Break down food. D) Give energy to the body. Show Answer Correct Answer: A) Pump blood around the body. 20. All is correct about red blood cells EXCEPT ..... A) They lack a nucleus. B) They are known as thrombocytes. C) They live for a period of 120 days. D) They are formed from the bone marrow. Show Answer Correct Answer: B) They are known as thrombocytes. ← 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