This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System โ Quiz 203 ๐ Homepage ๐ Download PDF Books ๐ Premium PDF Books Circulatory System Quiz 203 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the meaning of atherosclerosis? A) The buildup of fats, cholesterol in artery walls (plaque), which can restrict blood flow. B) The buildup of blood accumulated out of sudden in the artery. C) The name of the damaged hole of the septum in heart. D) The equipment used in the bypass surgery. Show Answer Correct Answer: A) The buildup of fats, cholesterol in artery walls (plaque), which can restrict blood flow. 2. In a healthy person there is ..... g of hemoglobin in 100 ml of blood A) 15.5 g. B) 16 g. C) 15 g. D) None of above. Show Answer Correct Answer: C) 15 g. 3. Is human circulatory system is similar to train transport system? A) Yes, because train transport system helps to transport people and goods from one place to another and same human circulatory system transport material in blood from one place to another. B) No, its different. Show Answer Correct Answer: A) Yes, because train transport system helps to transport people and goods from one place to another and same human circulatory system transport material in blood from one place to another. 4. Veins carry blood ..... from/to the heart A) Away. B) Towards. Show Answer Correct Answer: B) Towards. 5. Which of the following is a waste product transported by the blood to the lungs? Hint:You breathe out the waste product. A) Oxygen. B) Carbon dioxide. C) Nitrogen. D) None of above. Show Answer Correct Answer: B) Carbon dioxide. 6. From the heart, the blood flows to the body through the arterial blood vessels (artery) which branches out into smaller ..... and into much smaller ..... A) Venules, venous capillaries. B) Venous capillaries, venules. C) Arterioles, arteriole capillaries. D) Arteriole capillaries, arterioles. Show Answer Correct Answer: C) Arterioles, arteriole capillaries. 7. Varicose Veins A) Inherited disease that occurs mostly in males but can be carried by females.(lack of plasma protein required for blood clotting. B) Malignant (cancer) disease of the bone marrow or lymph tissue.(results in high numbers of immature white blood cells. C) Inflammation of a vein. D) Dilated, swollen veins that have lost elasticity and cause stasis (decreased blood flow). Show Answer Correct Answer: D) Dilated, swollen veins that have lost elasticity and cause stasis (decreased blood flow). 8. What is the main function of the lymphatic system in relation to the circulatory system? A) Transport nutrients and oxygen to cells. B) Return excess tissue fluid to the bloodstream. C) Regulate body temperature. D) All of the above. Show Answer Correct Answer: B) Return excess tissue fluid to the bloodstream. 9. Another name for a white blood cell is A) Erythrocyte. B) Leukocyte. C) Thrombocyte. D) RBC. Show Answer Correct Answer: B) Leukocyte. 10. All arteries carry oxygenated blood. A) True. B) False. Show Answer Correct Answer: B) False. 11. Main function of the system A) Deliver needed material, oxygen and glucose. B) Helps to breathe when its complicated. C) Helps your stomach when it has bacterias. D) None of above. Show Answer Correct Answer: A) Deliver needed material, oxygen and glucose. 12. The left ventricle pumps blood throughout the body via the A) Vena cava. B) Pulmonary vein. C) Pulmonary artery. D) Aorta. E) Aortic vein. Show Answer Correct Answer: D) Aorta. 13. Conrad swam a few laps. Which of the following organ systems worked together so that she had the energy to carry out the activity? A. Respiratory systemB. Muscular systemC. Digestive systemD. Circulatory system A) A and B only. B) C and D only. C) A, B and C only. D) A, C and D only. Show Answer Correct Answer: D) A, C and D only. 14. Through which vessel does blood leave the heart and go to the lungs? A) Inferior vena cava. B) Superior vena cava. C) Pulmonary artery. D) Pulmonary vein. Show Answer Correct Answer: C) Pulmonary artery. 15. The first loop of the circulatory system brings blood from the heart to the lungs. A) True. B) False. Show Answer Correct Answer: A) True. 16. What happens if vitamin K lacks in us? What happens if we are deficient in Vitamin K? A) Blood clotting occurs rapidly. B) Blood clotting occurs slowly. C) Blood clotting does not occur. D) All the above เฐชเฑเฐตเฐจเฑเฐจเฑ. Show Answer Correct Answer: B) Blood clotting occurs slowly. 17. In the process of small blood circulation, blood from the right ventricle experiences diffusion of CO2 and O2 gases which occur in..... A) Alveolus. B) Heart. C) Hati. D) Blood vessels. Show Answer Correct Answer: A) Alveolus. 18. In amphibians, oxygenated blood mixes with deoxygenated blood in the ventricle of heart. A) True. B) False. Show Answer Correct Answer: A) True. 19. Where the blood comes out A) Atrium (Porch). B) Ventricles (Chambers). Show Answer Correct Answer: B) Ventricles (Chambers). 20. What type of blood vessel moves blood away from the heart? A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: B) Arteries. โ PreviousNext โRelated 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 ๐ Back to Homepage ๐ Download PDF Books ๐ Premium PDF Books