This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 83 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 83 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What parts act like doors that control blood flow in the heart? A) Heart dams. B) Kidneys. C) Chambers. D) Valves. Show Answer Correct Answer: D) Valves. 2. Athlete people has efficient circulatory systembecauseblood pick up oxygen quickly and delivers it to the muscles A) True. B) False. Show Answer Correct Answer: A) True. 3. Connective tissue that serves as a transport system, made of plasma, platelets, white and red blood cells. A) Blood. B) Cardiovascular System. C) Heart. D) Artery. Show Answer Correct Answer: A) Blood. 4. The circulatory system includes the brain, spinal cord and nerves. A) True. B) False. Show Answer Correct Answer: B) False. 5. It's the principal ARTERY that conects the heart with more arteries A) Femoral vein. B) Femoral artery. C) Carotid artery. D) Aorta. E) Vena cava. Show Answer Correct Answer: D) Aorta. 6. Polycythemia is A) Increase in RBC. B) Decrease in RBC. C) Decrease in WBC. D) Increase in WBC. Show Answer Correct Answer: A) Increase in RBC. 7. When you run around, your body needs a lot more food and oxygen. A) Yes. B) No. Show Answer Correct Answer: A) Yes. 8. A person has a stroke on her occipital lobe. What might happen to her? A) Reduced planning abilities. B) Deafness. C) Coma. D) Blindness. Show Answer Correct Answer: D) Blindness. 9. A diet with adequate iron intake is essential for which blood function? A) Hemolysis. B) Erythropoiesis. C) Flattening. D) Macrophagia. Show Answer Correct Answer: B) Erythropoiesis. 10. ..... is a network of nodes and organs that play a role in immunity A) Respiratory system. B) Digestive system. C) The Lymphatic System. D) Excretory system. Show Answer Correct Answer: C) The Lymphatic System. 11. The mouth has 2 different types of digestion. They are A) Physical and Elemental. B) Mechanical and heat. C) Mechanical and chemical. D) Acidic and motion. Show Answer Correct Answer: C) Mechanical and chemical. 12. Identify the different layers of the arteries: ..... Connective tissue that provides protecting makes up this wall. A) Outer Wall. B) Inner Wall. C) Middle Wall. D) None of above. Show Answer Correct Answer: A) Outer Wall. 13. The respiratory system is made up of ..... A) The heart, blood, trachea and bronchi. B) The brain, muscles and lungs. C) The nostrils, trachea, bronchi and lungs. D) None of above. Show Answer Correct Answer: C) The nostrils, trachea, bronchi and lungs. 14. What are the role of platelets in the blood? A) Carries oxygen. B) Clots blood. C) Transports nutrients. D) Fights off microorganisms. Show Answer Correct Answer: B) Clots blood. 15. What is the function of valves in the heart and some blood vessels? A) To keep the heart pumping. B) To create pressure. C) To prevent back flow of blood. D) To keep the blood warm. Show Answer Correct Answer: C) To prevent back flow of blood. 16. What do capillaries connect in the circulatory system? A) Arteries and veins. B) Veins and the heart. C) Arteries and the heart. D) Lungs and arteries. Show Answer Correct Answer: A) Arteries and veins. 17. In which chamber of the heart is the (SA node) or pacemaker located? A) Right ventricle. B) Left ventricle. C) Left atrium. D) Right atrium. Show Answer Correct Answer: D) Right atrium. 18. Which is NOT a function of the circulatory system? A) Deliver oxygen and nutrients to cells. B) Remove carbon dioxide and waste materials from cells. C) Break down food into simpler substances. D) Transport nutrients and hormones through the whole body. Show Answer Correct Answer: C) Break down food into simpler substances. 19. Given these valves.....1. Aortic semilunar valve2. Bicuspid (mitral) valve3. Pulmonary semilunar valve4. Tricuspid valve. Place them in the order that an erythrocyte would (the blood cell would pass through them after returning to the heart from the left arm). A) 1, 2, 3, 4. B) 4, 3, 2, 1. C) 1, 2, 4, 3. D) 4, 3, 1, 2. Show Answer Correct Answer: B) 4, 3, 2, 1. 20. What is the ONE WORD function of the circulatory system? A) TRANSPORT. B) MOVEMENT. C) DIGESTION. D) STORAGE. Show Answer Correct Answer: A) TRANSPORT. ← 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