This quiz works best with JavaScript enabled. Home > Science > Circulatory System – Quiz 255 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 255 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which blood vessel has a high carbon dioxide concentration, a low oxygen concentration and a high blood pressure? A) Aorta. B) Pulmonary artery. C) Pulmonary vein. D) Vena cava. Show Answer Correct Answer: B) Pulmonary artery. 2. Myocardium makes up 95% of the body A) True. B) False. Show Answer Correct Answer: A) True. 3. What Body System have we learned about in this chapter? A) Respiratory System. B) Digestive System. C) Circulatory System. D) Muscular System. Show Answer Correct Answer: C) Circulatory System. 4. Does rigorous (meaning hard) exercise make blood flow faster or slower through your body? A) It moves faster. B) It moves slower. Show Answer Correct Answer: A) It moves faster. 5. The cells of all living thing are made up of A) Cells. B) Protoplasm. C) Anatomy. D) Glands. Show Answer Correct Answer: B) Protoplasm. 6. Which is not a blood vessel? A) Artery. B) Vein. C) Capillaries. D) Heart. Show Answer Correct Answer: D) Heart. 7. The atria are the "upstairs" chambers of the heart and the valves are the "downstairs" chambers. A) True. B) False. Show Answer Correct Answer: B) False. 8. The pulmonary vein carries what type of blood A) Oxygenated. B) Deoxygenated. Show Answer Correct Answer: A) Oxygenated. 9. These type of blood vessels carry blood away from the heart. A) Arteries. B) Capillaries. C) Veins. D) None of above. Show Answer Correct Answer: A) Arteries. 10. High blood pressure increases the risk of heart disease, kidney disease, ..... and blindness A) Diabetes. B) Obesity. C) Heart attack. D) Tuberculosis. Show Answer Correct Answer: A) Diabetes. 11. The first stop of the blood in the heart is the ..... A) Left Atrium. B) Right Atrium. C) Left Ventricle. D) Right Ventricle. Show Answer Correct Answer: B) Right Atrium. 12. Organ where carbon dioxide and oxygen are exchanged * A) Heart. B) Lungs. C) Kidneys. D) None of above. Show Answer Correct Answer: B) Lungs. 13. The branch of the brachial artery that extends down the forearm and wrist on the thumb side is the: A) Ulnar artery. B) Celiac trunk. C) Radial artery. D) Carotid artery. Show Answer Correct Answer: C) Radial artery. 14. Which are buried deep within the body? A) Veins. B) Arteries. Show Answer Correct Answer: B) Arteries. 15. What is the colorless gas in air that animals need to breather? A) Carbon dioxide. B) Nutrients. C) Oxygen. D) None of above. Show Answer Correct Answer: C) Oxygen. 16. Which among the following does not articulate with the right atrium? A) Coronary Artery. B) Coronary Sinus. C) Superior Vena Cava. D) Inferior Vena cava. Show Answer Correct Answer: A) Coronary Artery. 17. Angiogram A) NEED TO STUDY THIS ONE!!!!!!!!!!!. B) The branch of the vena cava of a vertebrate that brings deoxygenated blood back from the head and anterior (front) part of the body to the heart. C) The radiographic visualization of the blood vessels after injection of a radiopaque substance. D) A vein that is the largest vein in the human body; returns deoxygenated blood to the right atrium of the heart from the lower half of the body. Show Answer Correct Answer: C) The radiographic visualization of the blood vessels after injection of a radiopaque substance. 18. Which of the following is NOT a formed element of blood? A) Plasma. B) Red blood cells. C) Platelets. D) White blood cells. Show Answer Correct Answer: A) Plasma. 19. Which chamber of the human heart has the thickest muscular wall? A) Right ventricle. B) Left auricle. C) Left ventricle. D) Right auricle. Show Answer Correct Answer: C) Left ventricle. 20. State the general relationship between exercise and heart rate in humans. A) If a person exercises, then their heart rate will not change. B) If a person exercises, then their heart rate will increase. C) If a person exercises, then their heart rate will decrease. D) Person exercising and heart rate are not related. Show Answer Correct Answer: B) If a person exercises, then their heart rate will increase. ← PreviousNext →Related 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 9Circulatory System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books