This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 660 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 660 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. These blood vessels (pipes) carry blood cells (delivery trucks) TOWARD THE HEART. A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Veins. 2. Not only is the heart divided into two halves but each half is also divided into four halves. A) True. B) False. Show Answer Correct Answer: B) False. 3. ..... are the upper cavities of the heart. A) Atria. B) Arteries. C) Capillaries. D) Ventricles. Show Answer Correct Answer: A) Atria. 4. A wall of tissue that separates the 4 chambers of the heart A) Pulmonary Circulation. B) Valves. C) Atria. D) Ventricles. E) Septum. Show Answer Correct Answer: E) Septum. 5. Where can you find dead skin cells? A) Your innermost layer of skin. B) Your outermost layer of skin. C) The border between the epidermis and the dermis. D) The border between the dermis and the hypodermis. Show Answer Correct Answer: B) Your outermost layer of skin. 6. Blood drops off ..... to every cell in your body. A) Waste. B) Nitrogen. C) Carbon dioxide. D) Oxygen. Show Answer Correct Answer: D) Oxygen. 7. The heart is lined by a double-walled, fluid filled sac called ..... A) Peritoneum. B) Pericardium. C) Perineurium. D) Perimysium. Show Answer Correct Answer: B) Pericardium. 8. What is the function of the capillaries A) Take blood toward heart. B) Take blood away from heart. C) Exchange gases. D) Exchange fluids. Show Answer Correct Answer: C) Exchange gases. 9. Which is not a function of the skin A) Produces vitamin D. B) Eliminates waste. C) Stores calcium and phosphorus. D) Helps regulate body temperature. Show Answer Correct Answer: C) Stores calcium and phosphorus. 10. Which one of the following is not a function of the circulatory system? A) Transport of oxygen. B) Transport of food. C) Transport of carbon dioxide. D) Elimination of waste. Show Answer Correct Answer: D) Elimination of waste. 11. My/o A) Muscle. B) Circular. C) To widen. D) Fat. Show Answer Correct Answer: A) Muscle. 12. When you are infected, White Blood Cells will not increase the number of White Blood Cells to fight the infection. A) True. B) False. Show Answer Correct Answer: B) False. 13. What is the primary function of veins? A) To carry blood away from the heart. B) To transport oxygen-rich blood to the body. C) To carry blood toward the heart. D) To produce blood cells. Show Answer Correct Answer: C) To carry blood toward the heart. 14. What is the function of blood plasma in the circulatory system? A) To carry nutrients and hormones. B) To carry oxygen. C) To facilitate gas exchange. D) To fight infection. Show Answer Correct Answer: A) To carry nutrients and hormones. 15. The blood vessels we see on surface of heart are called..... A) Cardiac blood vessels. B) Heart blood vessels. C) Somatic blood vessels. D) Coronary blood vessels. Show Answer Correct Answer: D) Coronary blood vessels. 16. Which of the following components of the blood transports oxygen and carbon dioxide to the cells of the body? A) Blood platelets. B) White blood cells. C) Red blood cells. D) None of above. Show Answer Correct Answer: C) Red blood cells. 17. Which one of them has a closed circulatory system? A) Insect. B) Mollusk. C) Spider. D) Mammal. Show Answer Correct Answer: D) Mammal. 18. If atherosclerosis results in a ruptured vessel in the brain you will experience a A) Heart Attack. B) Angina. C) Stroke. D) None of above. Show Answer Correct Answer: C) Stroke. 19. Valves are present in both arteries and veins. A) True. B) False. Show Answer Correct Answer: B) False. 20. Cardiac veins:to A) Lungs. B) Heart. C) Heart muscles. D) Right atrium. Show Answer Correct Answer: D) Right atrium. ← 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