This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 452 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 452 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The contraction phase of cardiac cycle is A) Systole. B) Diastole. C) Xylem. D) Folem. Show Answer Correct Answer: A) Systole. 2. Moving your muscles makes them become ..... ? A) Stronger. B) Weaker. Show Answer Correct Answer: A) Stronger. 3. Has valves along the blood vessels so that blood flows in one direction A) Arteries (pulses) [6]. B) Venous Vessels (Back) [6]. Show Answer Correct Answer: B) Venous Vessels (Back) [6]. 4. RESPI or CICRU. Read analyze the following statement/situation and determine whether it describes the Respiratory System or Circulatory System. Question:Takes in oxygen and takes out carbon dioxide. A) RESPOND. B) CIRCU. Show Answer Correct Answer: A) RESPOND. 5. One of the most important functions of the skin is to A) Carry food to body cells. B) Protect the body. C) Help the body move. D) Let food into the body. Show Answer Correct Answer: B) Protect the body. 6. Which part of the heart pumps deoxygenated blood? A) Left side. B) Right side. C) Top side. D) Bottom side. Show Answer Correct Answer: B) Right side. 7. Myocardial infarction is a/an? A) Blood clot. B) Narrow blood vessel. C) Incomplete valve closure. D) Heart attack. Show Answer Correct Answer: D) Heart attack. 8. The first pump carries A) Oxygenated blood from lungs to heart. B) Deoxygenated blood from heart to lungs. C) Deoxygenated blood from lungs to heart. D) None of above. Show Answer Correct Answer: B) Deoxygenated blood from heart to lungs. 9. The lub dub sound of heart beat is the sound of A) The muscles of heart contracting. B) The heart valves opeing and closing. C) The blood moving in and out of the heart. D) The blood moving in and out of the lung. Show Answer Correct Answer: A) The muscles of heart contracting. 10. What pumps oxygen rich blood to the rest of the body? A) Right atrium. B) Left atrium. C) Right ventricle. D) Left ventricle. Show Answer Correct Answer: D) Left ventricle. 11. Which circulation carries blood to the body and back to the heart? A) Coronary circulation. B) Systemic circulation. C) Pulmonary circulation. D) Lymphatic circulation. Show Answer Correct Answer: B) Systemic circulation. 12. Blood & lymph, carries food, waste products and hormones through the body A) Epithelial Tissue. B) Nerve tissue. C) Connective tissue. D) Liquid tissue. Show Answer Correct Answer: D) Liquid tissue. 13. Which is TRUE about blood that passes through systemic veins? A) The blood will go to the cells. B) The blood will go to the arteries. C) The blood is deoxygenated. D) The blood is oxygenated. Show Answer Correct Answer: C) The blood is deoxygenated. 14. 14b. CIRCLE which go with respiratory A) Heart, Blood Vessels, Artery, Vein, White blood cell, capillary, red blood cell. B) Diaphragm, trachea, alveoli, nose, lungs. Show Answer Correct Answer: B) Diaphragm, trachea, alveoli, nose, lungs. 15. The AV node is located between which two parts of the heart? A) Right atria, left atria. B) Atria, ventricle. C) Left ventricle, left ventricle. D) Epicardium, pericardium. Show Answer Correct Answer: B) Atria, ventricle. 16. What are the main organs in the Circulatory System? A) Heart, Arteries, Arterioles, Capillaries, Lungs, Throat. B) Arteries, Lungs, Heart, Arm Muscles. C) Heart, Arteries, Arterioles, Capillaries, Venules, Veins and Blood. D) None of above. Show Answer Correct Answer: C) Heart, Arteries, Arterioles, Capillaries, Venules, Veins and Blood. 17. Veins have valves because A) It is carrying blood straight from heart at high pressure. B) To remove impurities & mucus. C) To avoid the back flow of blood. D) To reduce the surface area of veins. Show Answer Correct Answer: C) To avoid the back flow of blood. 18. Which blood vessels take blood TO the heart? A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Veins. 19. The color of plasma A) Straw-yellow. B) Red. C) Green. D) Blue. Show Answer Correct Answer: A) Straw-yellow. 20. The heart is actually made of ..... separate pumps. A) 4. B) 2. C) 3. D) 5. Show Answer Correct Answer: B) 2. ← 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