This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 209 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 209 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The human heart has three chambers A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 2. ..... are living and destroy harmful microbes. A) Red blood cells. B) White Blood Cells. C) Plasma. D) None of above. Show Answer Correct Answer: B) White Blood Cells. 3. What is the role of the white blood cells A) Carry oxygen. B) Fight infection. C) Blood clothing. D) None of above. Show Answer Correct Answer: B) Fight infection. 4. O2 is the symbol for A) 2 oxygen atoms. B) 2 carbon atoms. C) 2 ore atoms. D) 2 water molecules. Show Answer Correct Answer: A) 2 oxygen atoms. 5. What does the autonomic nervous system control? A) Voluntary movement. B) Cardiac muscles only. C) Involuntary responses. D) The spinal cord. Show Answer Correct Answer: C) Involuntary responses. 6. Brings blood from the heart to the lungs and then back to the heart. A) Pulmonary circulation. B) Systemic circulation. C) Cardiovascular circulation. D) Lymph vascular system. Show Answer Correct Answer: A) Pulmonary circulation. 7. What types of food should be included in a balanced diet? A) Vegetables, fruit, and fish. B) Meat, dairy, and sweets. C) Fast food and processed snacks. D) Soda and sugary drinks. Show Answer Correct Answer: A) Vegetables, fruit, and fish. 8. Mixing incompatible blood groups leads to blood ..... A) Agglutination. B) Clotting. C) Burst. D) Sickness. Show Answer Correct Answer: A) Agglutination. 9. The primary function of platelets in blood is to ..... A) Carry oxygen. B) Fight off infection. C) Clot injured vessels. D) Carry carbon dioxide. Show Answer Correct Answer: C) Clot injured vessels. 10. Tiny hairs are found in the lining of the windpipe. What is the most likely function of the tiny hairs? A) They allow the person to take in more air. B) They moisten the inhaled and exhaled air. C) They sweep germs and other foreign particles from the inhaled air up to the nose or mouth. D) They keep the windpipe clean by preventing food or water from entering the air passage to the lungs. Show Answer Correct Answer: C) They sweep germs and other foreign particles from the inhaled air up to the nose or mouth. 11. Which is not an issue with the heart? A) Heart Attack. B) Normal Heartbeats. C) Stroke. D) Irregular heartbeat. Show Answer Correct Answer: B) Normal Heartbeats. 12. Which valve sits between the left chambers of the heart? A) Pulmonary. B) Bicuspid. C) Aortic. D) Tricuspid. Show Answer Correct Answer: B) Bicuspid. 13. Organs like the heart, veins, and arteries are made out of what? A) 2 or more different tissues. B) 2 or more similar tissues. C) 2 or more similar specialized cells. D) None of above. Show Answer Correct Answer: A) 2 or more different tissues. 14. The letter A refer to Arm in FAST acronym A) True. B) False. Show Answer Correct Answer: A) True. 15. Arteries carry blood ..... the heart A) AWAY FROM. B) TO. Show Answer Correct Answer: A) AWAY FROM. 16. "The pressure that a fluid exerts when pushing against the sides of a vessel" is a definition of which key term: A) Oncotic pressure. B) Oncostatic pressure. C) Hydrostatic pressure. D) Water potential. Show Answer Correct Answer: C) Hydrostatic pressure. 17. How do respiratory and circulatory system work together? A) They supply the body's cell with oxygen. B) They are responsible for the movement of the body. C) They breakdown food into energy and eliminate waste. D) They send chemical signals throughout the body via hormones. Show Answer Correct Answer: A) They supply the body's cell with oxygen. 18. The vena cava carry blood into the A) Right atrium. B) Left atrium. C) Right ventricle. D) Left ventricle. Show Answer Correct Answer: A) Right atrium. 19. Releases histamine which promotes inflammation and heparin, which prevents blood clotting A) Basophil. B) Lymphocyte. C) Eosinophil. D) Monocyte. E) Monocyte. Show Answer Correct Answer: A) Basophil. 20. What type of blood vessel is an aorta? A) A vein. B) An artery. C) A valve. D) A capillary. Show Answer Correct Answer: B) An artery. ← 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