This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 381 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 381 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. These carry deoxygenated blood into the heart from the upper and lower portions of the body and empties into the right atrium. A) Pulmonary artery. B) Pulmonary vein. C) Superior and inferior vena cava. D) Superior and inferior arteries. Show Answer Correct Answer: C) Superior and inferior vena cava. 2. What does the small intestine do? A) Reabsorbs the water after the process of the system. B) Absorbs most of the end of the nutrients and minerals from where the food takes place. C) Keeps the stomach in balance for when the system starts. D) Absorbs most of the food that's left from the process. Show Answer Correct Answer: B) Absorbs most of the end of the nutrients and minerals from where the food takes place. 3. What is the main function of capillaries in the circulatory system? A) Carry blood away from the heart. B) Involved in the clotting process of the blood following an injury. C) Exchange of oxygen, carbon dioxide, and other substances between blood and tissues. D) Protect against disease and harmful bacteria; produce antibodies. Show Answer Correct Answer: C) Exchange of oxygen, carbon dioxide, and other substances between blood and tissues. 4. Maximum blood pressure observed during ..... A) Relaxation phase. B) Contraction phase. C) Both a and b. D) None of these. Show Answer Correct Answer: B) Contraction phase. 5. ..... is a blood disorder in which a person lacks clotting factors in the blood. A) CHOLESTEROL. B) RHEUMATIC HEART DISEASE. C) HEMOPHILIA. D) None of above. Show Answer Correct Answer: C) HEMOPHILIA. 6. Which blood type has NO antigens on its surface? A) AB+. B) O+. C) O-. D) B-. Show Answer Correct Answer: C) O-. 7. Blood passes from the body tissues through the vena cava and into the A) Left atrium. B) Left ventricle. C) Right atrium. D) Right ventricle. Show Answer Correct Answer: C) Right atrium. 8. Which is not a job of the nose? A) Warm air. B) Moisten air. C) Traps particles like dust and bacteria. D) Bring in carbon dioxide. Show Answer Correct Answer: D) Bring in carbon dioxide. 9. The valve between the right atrium and right ventricle is known as the ..... valve. A) Atrioventricular. B) Aortic. C) Semilunar. D) Tricuspid. Show Answer Correct Answer: D) Tricuspid. 10. What causes varicose veins? A) Hardened arteries. B) Aortic stenosis. C) Broken blood vessel. D) Vein aneurysm from an abnormal valve. Show Answer Correct Answer: D) Vein aneurysm from an abnormal valve. 11. Letter C is known as the A) Aorta. B) Pulmonary Artery. C) Left Atrium. D) Septum. Show Answer Correct Answer: B) Pulmonary Artery. 12. What is your blood type based on? A) What you eat. B) The blood types of your parents. C) Your surrounding environment. D) How old you are. Show Answer Correct Answer: B) The blood types of your parents. 13. "Movements of the rib cage and diaphragm make the thoracic cavity smaller and cause the air pressure in the thoracic cavity to increase" The situation happens during ..... A) Inhalation. B) Exhalation. C) Excretion. D) Blood circulation. Show Answer Correct Answer: B) Exhalation. 14. What is the iron-containing protein in red blood cells called? A) Salts. B) Lipids. C) Plasma. D) Hemoglobin. Show Answer Correct Answer: D) Hemoglobin. 15. When the deoxygenated blood from the heart moves to the lungs to absorb oxygen, what type of circulation is happening? A) Pulmonary Circulation. B) Systemic Circulation. C) There is not enough information. D) None of above. Show Answer Correct Answer: A) Pulmonary Circulation. 16. What is the difference between veins and arteries? A) Veins travel away from the heart, arteries travel towards the heart. B) Veins are blue, arteries are red. C) Arteries travel away from the heart, veins travel towards the heart. D) None of above. Show Answer Correct Answer: C) Arteries travel away from the heart, veins travel towards the heart. 17. What was the answer to question 11? A) 4. B) Varicose Veins. C) Build up of fat in blood. D) Don't Remember. Show Answer Correct Answer: A) 4. 18. Blood gives our cells the oxygen and nutrients they need. A) True. B) False. Show Answer Correct Answer: A) True. 19. Which is responsible for providing oxygen to cells? A) Respiratory system. B) Circulatory system. C) Muscular system. D) Nervous system. Show Answer Correct Answer: B) Circulatory system. 20. What am I? I am a blood vessel with a valves to stop the backflow of blood A) Artery. B) Capillary. C) Vein. D) None of above. Show Answer Correct Answer: C) Vein. ← 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