This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 310 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 310 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When blood clumps or form cellular network in the still liquid plasma, it is called? A) Clotting. B) Gluttination. C) Agglutination. D) All. Show Answer Correct Answer: A) Clotting. 2. Takes oxygenated blood out of the heart to to the body. A) Arteries. B) Capillaries. C) Veins. D) None of above. Show Answer Correct Answer: A) Arteries. 3. Blood circulation from the lungs to the heart is called A) Coronary. B) Full body. C) Pulmonary. D) Heart to lung. Show Answer Correct Answer: C) Pulmonary. 4. Endocardium is the tough, connective tissue sac that encloses the Heart A) True. B) False. Show Answer Correct Answer: B) False. 5. The blood group B has ..... antigen on RBC, ..... antibody in plasma A) A, you B. B) B, you are A. C) AB, No. D) No, anti A and anti B. Show Answer Correct Answer: B) B, you are A. 6. Blood consists of three types of cells floating in a liquid called A) Urea. B) Plasma. C) Platelets. D) RBCs. Show Answer Correct Answer: B) Plasma. 7. What does blood travel through to reach the cells? A) Heart. B) Blood vessels. C) Arteries. D) Platelets. Show Answer Correct Answer: B) Blood vessels. 8. Artery that carries blood away from the heart to the lungs A) Aortic. B) Pulmonary. C) Hemoglobin. D) Left ventricle. Show Answer Correct Answer: B) Pulmonary. 9. A Collection of organs that transport blood throughout the body A) Cardio System. B) Pulmonary Circulation. C) Systematic Circulation. D) Artery. Show Answer Correct Answer: A) Cardio System. 10. The thick muscle-fiber rich heart wall is named A) Epicardium. B) Fibrous pericardium. C) Myocardium. D) Endocardium. Show Answer Correct Answer: C) Myocardium. 11. Which of the following is the function of the heart? A) To carry oxygen to the body's cells. B) To help the body fight infection by attacking disease-causing organisms. C) To pump blood throughout the entire body. D) All of the above. Show Answer Correct Answer: C) To pump blood throughout the entire body. 12. What happen if the heart doesn´t contract? A) It can´t fill with blood that reaches it throug the veins. B) It can´t push blood out through the arteries to the rest of the body. Show Answer Correct Answer: B) It can´t push blood out through the arteries to the rest of the body. 13. How to measure heart rate? A) Press your fingers at the base of your neck. B) Using a blood pressure meter. C) Press your fingers on your ankles. D) Using a stethoscope. Show Answer Correct Answer: A) Press your fingers at the base of your neck. 14. The Bronchi branch out into many different smaller tubes which take oxygen to the alveoli. What are these tiny tubes called? A) Trachea. B) Larynx. C) Pharynx. D) Bronchioles. Show Answer Correct Answer: D) Bronchioles. 15. The cavity the heart sits in is called the A) Thoracic. B) Mediastinum. C) Handle. D) Middlubrium. Show Answer Correct Answer: A) Thoracic. 16. What are the atria in the heart? A) Thin-walled, upper receiving chambers. B) Thin-walled, lower receiving chambers. C) Thick-walled, upper receiving chambers. D) Thick-walled, lower receiving chambers. Show Answer Correct Answer: A) Thin-walled, upper receiving chambers. 17. Eliminates carbon dioxide and oxygenates blood (lungs pathway). A) Systemic circulation. B) Coronary circulation. C) Pulmonary circulation. D) None of above. Show Answer Correct Answer: C) Pulmonary circulation. 18. Largest vein in the body A) Superior vena cava. B) Inferior vena cava. C) Vena Cava. D) None of above. Show Answer Correct Answer: C) Vena Cava. 19. Characteristics of an Artery: A) Thin muscular vessels. B) Narrow lumen. C) No muscles. D) Wider lumen. Show Answer Correct Answer: B) Narrow lumen. 20. These structures located between the 2 atrium and the 2 ventricles that keep blood flowing in ONE DIRECTION are called A) Stops. B) Veins. C) Valves. D) Gates. Show Answer Correct Answer: C) Valves. ← 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