This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 700 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 700 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The upper two chambers of the heart that receive blood are called A) Ventricles. B) Capillaries. C) Blood vessels. D) Atria. Show Answer Correct Answer: D) Atria. 2. Which type of blood helps carry our oxygen. A) Atria. B) White blood cells. C) Red blood cells. D) Platelets. Show Answer Correct Answer: C) Red blood cells. 3. Which blood vessel has a thick muscular wall to withstand high pressure? A) Vein. B) None of the above. C) Artery. D) Capillary. Show Answer Correct Answer: C) Artery. 4. Which major organs belong to the Circulatory System? A) Heart, liver, veins. B) Veins, arteries, lungs. C) Red blood cells, veins. D) Heart, veins, arteries. Show Answer Correct Answer: D) Heart, veins, arteries. 5. Which part of the circulatory system pumps blood throughout the body? A) Respiratory system. B) Digestive system. C) Cardiovascular system. D) Nervous system. Show Answer Correct Answer: C) Cardiovascular system. 6. The tube-like structures that carry blood through the tissues and organs. Veins, arteries, and capillaries are the three types of blood vessels A) Circulatory system. B) Heart. C) Blood vessels. D) None of above. Show Answer Correct Answer: C) Blood vessels. 7. Blood is oxygenated in the left ventricle. A) True. B) False. Show Answer Correct Answer: A) True. 8. What is the main idea of the section titled "Saddle Up That Cell" on Page 6 of the text? A) Erythrocytes are also known as red blood cells. B) Erythrocytes look like inner tubes with the hole. C) Erythrocytes have a chemical called hemoglobin. D) Erythrocytes supply oxygen to all parts of the body. Show Answer Correct Answer: D) Erythrocytes supply oxygen to all parts of the body. 9. Which blood type would only have Rh and A antigens on the surface of red blood cells? A) A-. B) A+. C) B-. D) B+. Show Answer Correct Answer: B) A+. 10. Lymphatic system A) A type of white blood cell. B) Defense against infection and disease. C) Circulates blood cells. D) Transports nutrients throughout the body. Show Answer Correct Answer: B) Defense against infection and disease. 11. Which of the following is a connection between the circulatory system and the muscular system? A) The heart is composed of cardiac muscle. B) The heart makes calcium to give to muscles. C) Muscles create blood cells that get circulated through body. D) The two systems are not connected. Show Answer Correct Answer: A) The heart is composed of cardiac muscle. 12. Where blood flows fastest (may have multiple answers) A) Arteries. B) Veins. C) Capillaries. D) Alveoli. Show Answer Correct Answer: A) Arteries. 13. What's the function of the red blood cells? A) They carry oxygen and carbon dioxide. B) They fight infections. C) When the body is losing blood, they help stop the bleeding. D) They carry the nutrients and waste products. Show Answer Correct Answer: A) They carry oxygen and carbon dioxide. 14. The place where an organism lives is its ..... A) Habitat. B) Abiotic. C) Ecosystem. D) Community. Show Answer Correct Answer: A) Habitat. 15. Why is sickle-cell anemia harmful? A) It programs WBCs to attack self cells. B) It hinders the ability to carry oxygen. C) It decreases resistance against malaria. D) It isn't harmful. Show Answer Correct Answer: B) It hinders the ability to carry oxygen. 16. Relaxation phase of the heartbeat is called ..... A) Systole. B) Diastole. C) Contractility. D) Venous return. Show Answer Correct Answer: B) Diastole. 17. What is severe bleeding? A) Angina pectoris. B) Myocardial infarction. C) Shock. D) Hemorrhage. Show Answer Correct Answer: D) Hemorrhage. 18. Erythrocytes survive around ..... due to being anucleate. A) 50 days. B) 100 days. C) 120 days. D) 500 days. Show Answer Correct Answer: C) 120 days. 19. Blood enters and leaves the heart twice. What do we call this blood circulation. A) Single circulation. B) Double circulation. C) Two circulation. D) None of above. Show Answer Correct Answer: B) Double circulation. 20. Negative blood can receive from whom? (Select the best answer) A) Positive & Negative. B) Positive. C) Negative. D) None of above. Show Answer Correct Answer: C) Negative. ← 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