This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 180 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 180 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The natural process where blood loss is prevented thus keeping fluid amount intact A) Homeostasis. B) Homeostasis. C) Hemostasis. D) None of above. Show Answer Correct Answer: C) Hemostasis. 2. Which blood vessels carry blood (rich in oxygen) AWAY from the heart? A) Capillaries. B) Arteries. C) Veins. D) None of above. Show Answer Correct Answer: B) Arteries. 3. Which is not one of the 3 parts of the wall of the heart A) Epicardium. B) Myocardium. C) Endocardium. D) Mesocardium. Show Answer Correct Answer: D) Mesocardium. 4. The circulatory system transports water to all parts of the body A) True. B) False. Show Answer Correct Answer: B) False. 5. Which of the following is true about the process of inhalation? A) Diaphragm is contracted. B) Space in the pleural cavity decreases. C) Air pressure in the cavity increases. D) Air goes out of the lungs. Show Answer Correct Answer: A) Diaphragm is contracted. 6. Which two systems work together to provide cells with oxygen and remove carbon dioxide from them? A) Nervous and excretory. B) Nervous and circulatory. C) Respiratory and excretory. D) Respiratory and circulatory. Show Answer Correct Answer: D) Respiratory and circulatory. 7. CO2 is the symbol for ..... A) 2 oxygen atoms. B) 2 carbon atoms. C) 1 carbon and 2 oxygen atoms. D) 2 carbon and 1 oxygen atoms. Show Answer Correct Answer: C) 1 carbon and 2 oxygen atoms. 8. True/False Earth's surface has stayed the same for thousands of years. A) True. B) False. Show Answer Correct Answer: B) False. 9. Where are the two easiest places to find your pulse? A) Foot and leg. B) Neck and wrist. C) Finger and thumb. D) Arm and leg. Show Answer Correct Answer: B) Neck and wrist. 10. What are the reactants in cellular respiration? A) Glucose and oxygen. B) Glucose and carbon dioxide. C) Water and carbon dioxide. D) Oxygen and glucose. Show Answer Correct Answer: A) Glucose and oxygen. 11. Rhythmic pushing impulses of artery..... A) Heart beat. B) Pulse is the nerve. C) Both. D) Blood circulation. Show Answer Correct Answer: B) Pulse is the nerve. 12. What is the term used to describe the sac enclosing the heart? A) Pericardium. B) Myocardium. C) Myometrium. D) Endocardium. Show Answer Correct Answer: A) Pericardium. 13. Disease that occurs when the arterial walls thicken because of a loss of elasticity as aging occurs. A) Arteriosclerosis. B) Myocardial Infarction. C) Cerebral Hemorrhage. D) Varicose Veins. Show Answer Correct Answer: A) Arteriosclerosis. 14. What is the average number of WBC in one ml of blood? A) 45 to 50 lakhs. B) 3 to 4 lakhs. C) 4000 to 10000. D) 3000 to 8000. Show Answer Correct Answer: C) 4000 to 10000. 15. Describe what deoxygenated blood is A) Blood that is green in appearance. B) Blood that is grey in appearance. C) Blood that is low in oxygen. D) Blood that is high in oxygen. Show Answer Correct Answer: C) Blood that is low in oxygen. 16. Digestion begins..... A) In the mouth. B) In the esophagus. C) In the stomach. D) In the liver. Show Answer Correct Answer: A) In the mouth. 17. What happens at the three blood vessels sticking out at the top (not numbered)? A) Blood enters the heart from the lungs. B) Blood goes to the lungs to become oxygenated. C) Blood travels around the body. D) Blood enters the heart from around the body. Show Answer Correct Answer: C) Blood travels around the body. 18. What happens after old blood, which has already circulated through the body, moves into the heart? A) Old blood is removed from the body through the digestive system. B) Old blood travels to the lungs to get more oxygen. C) Old blood is sent to the kidneys. D) None of above. Show Answer Correct Answer: B) Old blood travels to the lungs to get more oxygen. 19. What is a muscle that pushes blood through the circulatory system called? A) Heart. B) Blood vessels. C) Veins. D) Capillaries. Show Answer Correct Answer: A) Heart. 20. The VOLUME of blood pumped out of a ventricle with each heartbeat is known as ..... A) Heart Rate. B) Stroke Volume. C) Cardiac Output. D) Blood Pressure. Show Answer Correct Answer: B) Stroke Volume. ← 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