This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 61 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 61 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Fiber like substance formed to entangle wound and stops blood flow out of wound..... A) Fibrinogen Fibrinogen. B) Fibrin Fibrin. C) Both. D) Thrombokainase Thrombokinase. Show Answer Correct Answer: B) Fibrin Fibrin. 2. Hydraulic function is one of the functions of A) Plasma protein. B) Blood. C) Blood vessels. D) Heart. Show Answer Correct Answer: B) Blood. 3. "Transports nutrients, oxygen, and cellular waste throughout the body" describes which system A) Circulatory System. B) Respiratory System. Show Answer Correct Answer: A) Circulatory System. 4. The left side of your heart pumps ..... around the rest of your body. A) Oxygen-rich blood. B) Oxygen-poor blood. Show Answer Correct Answer: A) Oxygen-rich blood. 5. Blood flows through your small intestine to top up its A) Oxygen. B) Glucose. C) Both are true. D) Both are false. Show Answer Correct Answer: B) Glucose. 6. Why is blood blue? A) It has oxygen. B) It does not have oxygen. C) It is colored blue. D) None of above. Show Answer Correct Answer: B) It does not have oxygen. 7. Blood vessels that carry blood toward the heart A) ARTERIES. B) VEINS. C) CAPILLARIES. D) None of above. Show Answer Correct Answer: B) VEINS. 8. Which one of these is false about the heart? A) It contains deoxygenated blood. B) It contains oxygenated blood. C) It helps in filtration of blood. D) It houses the roots of many veins and arteries. Show Answer Correct Answer: C) It helps in filtration of blood. 9. Through which vessel does oxygen-rich blood leave the heart to be distributed throughout the body? A) Pulmonary Veins (Left). B) Aorta. C) SVC (Superior Vena Cava). D) Pulmonary Artery (Left). Show Answer Correct Answer: B) Aorta. 10. What is the most complex structure? A) Tissue. B) Organ. C) Organ System. D) Cell. Show Answer Correct Answer: C) Organ System. 11. Type of veins/arteries supplying blood to the heart muscle itself A) Coronary. B) Capillary. C) Perfusion. D) Pulmonary. Show Answer Correct Answer: A) Coronary. 12. What happens to blood pressure in arteries as a result of the heart's contractions? A) Decreases. B) Remains constant. C) Increases. D) Fluctuates. Show Answer Correct Answer: C) Increases. 13. The types of White Blood Cells that have function to against bacteria and digest it, are ..... A) Neutrophil and eosinophil. B) Monocyte and lymphocyte. C) Neutrophil and monocyte. D) Monocyte and basophil. Show Answer Correct Answer: C) Neutrophil and monocyte. 14. Helps wounds stop bleeding A) Platelets. B) White Blood Cells. C) Plasma. D) White Blood Cells. Show Answer Correct Answer: A) Platelets. 15. Valves are present in which type of blood vessels? A) Capillaries. B) Arteries. C) Veins. D) All of the above. Show Answer Correct Answer: C) Veins. 16. Right and left side of heart pump blood at the same time A) True. B) False. Show Answer Correct Answer: A) True. 17. What is the purpose of circulation? A) Supply O2 and nutrients and remove waste. B) Break down the food. C) Get oxygen into the lungs. D) To get blood into the organs. Show Answer Correct Answer: A) Supply O2 and nutrients and remove waste. 18. The organ that pump the blood A) Heart. B) Stomach. C) Lungs. D) Brain. Show Answer Correct Answer: A) Heart. 19. The pulmonary veins carry blood rich in ..... A) Oxygen. B) Carbon dioxide. Show Answer Correct Answer: A) Oxygen. 20. If a person receives a blood transfusion that contains blood with a foreign glycoprotein, that person's body will produce antibodies that will attach to those foreign antigens. The blood cells will clump in a process called ..... and the transfusion will not be successful. A) Plateletpheresis. B) Plasmapheresis. C) Leukoreduction. D) Agglutination. Show Answer Correct Answer: D) Agglutination. ← 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