This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 706 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 706 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Blood must reach each ..... in every part of the body. A) Heart. B) Cell. C) Oxygen. D) Carbon dioxide. Show Answer Correct Answer: B) Cell. 2. What is the issue with thrombosis? A) Blood clots in healthy blood vessels. B) Blood clots do not form or take a significant amount of time to form. C) Blood cells are not produced. D) Uncontrolled blood cell division. Show Answer Correct Answer: A) Blood clots in healthy blood vessels. 3. Blue colouring indicates that blood is A) Oxygen rich. B) Oxygen poor. Show Answer Correct Answer: B) Oxygen poor. 4. Devlin cycled a distance of 10 km. Which of the following graphs correctly shows his heart rate over time as he cycled? A) . B) . C) . D) . Show Answer Correct Answer: A) . 5. If a red blood cell has antigen A on its surface, what is its blood type? A) A. B) B. C) AB. D) O. Show Answer Correct Answer: A) A. 6. It has no nucleus when it is matured and has a very small size. A) Red blood cell. B) White blood cell. C) Platelets. D) Plasma. Show Answer Correct Answer: A) Red blood cell. 7. Which of the following is the function of pulmonic valve? A) Carries blood to the lungs. B) Carries blood to the body. C) Separates the right atrium from the right ventricle. D) Separates the left atrium from the left ventricle. Show Answer Correct Answer: A) Carries blood to the lungs. 8. What is the job of our white blood cells? A) Produce oxygen. B) Grow skin cells. C) Transport nutrients. D) Defend against infection. Show Answer Correct Answer: D) Defend against infection. 9. Your heart always pumps at the same rate. A) True. B) False. Show Answer Correct Answer: B) False. 10. The right side of the heart is the ..... pump A) Systemic. B) Pulmonary. Show Answer Correct Answer: B) Pulmonary. 11. Regulates the activities of the entire body A) Peripheral Nervous System (PNS). B) Central Nervous System (CNS). C) Autonomic System. D) Somatic System. Show Answer Correct Answer: B) Central Nervous System (CNS). 12. This kind of cell carries oxygen through the blood. A) Erythrocytes. B) Thrombocytes. C) Leucocytes. D) Chondroblasts. Show Answer Correct Answer: A) Erythrocytes. 13. When blood enters the right side of the heart from the body it is? A) Oxygen rich. B) Oxygen poor. Show Answer Correct Answer: B) Oxygen poor. 14. Oxygen-poor blood is pumped to the lungs to be ..... A) Warmed-up. B) Cleaned. C) De-oxygenated. D) Oxygenated. Show Answer Correct Answer: D) Oxygenated. 15. The ..... is on the right side of the heart. A) Mitral valve. B) Ventricle. C) Tricuspid valve. D) Diaphragm. Show Answer Correct Answer: C) Tricuspid valve. 16. During exercise you blood will contain ..... and that is why you breath more rapidly. A) Decreased number red blood cells. B) Increased level of oxygen. C) Increased level of carbon dioxide. D) Decreased level of iron iron. Show Answer Correct Answer: C) Increased level of carbon dioxide. 17. The average number of beats per minute, in my heart is ..... A) 100. B) 60. C) 70. D) None of above. Show Answer Correct Answer: C) 70. 18. Platelets are known as A) Hemoglobin. B) Erythrocytes. C) Leucocytes. D) Thrombocytes. Show Answer Correct Answer: D) Thrombocytes. 19. What type of circulation occurs between the heart and the lungs? A) Systemic circulation. B) Pulmonary circulation. Show Answer Correct Answer: B) Pulmonary circulation. 20. Which of these carry blood to and from the body cells? A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. ← 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