This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 464 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 464 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This side of the heart gets good blood from the Lungs and it Leaves this side out to the body. A) Left. B) Right. C) Lower. D) Center. Show Answer Correct Answer: A) Left. 2. The diaphragm separates the thoracic cavity from the abdominal cavity. A) True. B) False. Show Answer Correct Answer: A) True. 3. Which one is INCORRECT about endocardium of the heart? A) It is lines continuously with the endothelium cells. B) An infection of the endocardium can lead to a condition called endocarditis. C) It covers the heart valves. D) It is a thick layer. Show Answer Correct Answer: D) It is a thick layer. 4. How does viscosity affect blood flow? A) Lower viscosity decreases blood flow. B) Higher viscosity increases blood flow. C) Higher viscosity decreases blood flow. D) There is no correlation between viscosity and blood flow. Show Answer Correct Answer: C) Higher viscosity decreases blood flow. 5. Which of the following containsoxygenated blood in human heart? A) Superior and inferior vena cava. B) Left ventricle. C) Right ventricle. D) Pulmonary artery. Show Answer Correct Answer: B) Left ventricle. 6. How many chambers make up the human heart? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: D) 4. 7. What does the blood transport? A) Nutrients. B) Waste. C) Oxygen. D) All of them. Show Answer Correct Answer: D) All of them. 8. What is the blood's job? A) To move things your body needs. B) To pumps blood. C) To create oxygen. D) To create carbon dioxide. Show Answer Correct Answer: A) To move things your body needs. 9. Cardiac vein A) Oxygenated Blood. B) Deoxygenated Blood. Show Answer Correct Answer: B) Deoxygenated Blood. 10. Name that System:Stomach A) Respiratory. B) Circulatory. C) Digestive. D) None of above. Show Answer Correct Answer: C) Digestive. 11. Which of the following is a chamber of the heart? A) Right Ventricle. B) Septum. C) Apex. D) Aorta. Show Answer Correct Answer: A) Right Ventricle. 12. What is the main function of the pulmonary circuit in the circulatory system? A) To pump blood to the whole body. B) To pump blood to the lungs only. C) To pump blood to the heart only. D) To pump blood to the brain only. Show Answer Correct Answer: B) To pump blood to the lungs only. 13. Letter E is known as the A) Septum. B) Pulmonary Artery. C) Pulmonary Vein. D) Valves. Show Answer Correct Answer: D) Valves. 14. Your heart is made of ..... cells that constantly contract and relax to pump your blood. A) Prokaryotic. B) Muscle. C) Epithelial. D) Spine. Show Answer Correct Answer: B) Muscle. 15. ..... blood cells carry germ fighters from the immune system. A) Red Blood Cells. B) White Blood Cells. Show Answer Correct Answer: B) White Blood Cells. 16. Blood vessels with thick waals..... A) Arteries Arteries. B) Veins. C) Both. D) Blood capillaries. Show Answer Correct Answer: A) Arteries Arteries. 17. Which of the following correctly states the function of the circulatory system? A) Receives information from the environment, interprets the information, and responds. B) The transport of oxygen, carbon dioxide, nutrients and other materials throughout the body. C) Provides a barrier of protection against pathogens, helps maintain body temperature, prevents water loss, absorbs vital minerals and vitamins. D) None of above. Show Answer Correct Answer: B) The transport of oxygen, carbon dioxide, nutrients and other materials throughout the body. 18. Blood that gets pumped to heart ..... A) Has a lot of Oxygen and very little Carbon Dioxide. B) Has a little bit of Oxygen and a lot of Carbon Dioxide. Show Answer Correct Answer: B) Has a little bit of Oxygen and a lot of Carbon Dioxide. 19. The larger number in a person's blood pressure reading-a measurement of the pressure of ventricle contractions A) Systolic. B) Diastolic. Show Answer Correct Answer: A) Systolic. 20. Which valve guards the base of the aorta and opens when the ventricles are contracting? A) Mitral valve. B) Aortic semilunar valve. C) Bicuspid valve. D) Pulmonary semilunar valve. Show Answer Correct Answer: B) Aortic semilunar valve. ← 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