This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 308 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 308 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Collective Pronouns:The teams (a) playing in a championship on Friday. A) Is. B) A are. Show Answer Correct Answer: B) A are. 2. What is another name for high blood pressure? A) Myocardial infarction. B) Hypertension. C) Angina. D) Pneumonia. Show Answer Correct Answer: B) Hypertension. 3. Blood consists mostly of formed elements such as red blood cells. A) True. B) False. C) . D) . Show Answer Correct Answer: B) False. 4. WHERE BLOOD IS OXYGENATED AND THE CARBON DIOXIDE IS DISPOSED OF A) LUNGS. B) PULMONARY ARTERY. C) PULMONARY VEINS. D) PULMONARY VALVE. Show Answer Correct Answer: A) LUNGS. 5. What is the factor that an experimenter changes on purpose? A) Dependent Variable. B) Independent Variable. C) Constant. D) Control. Show Answer Correct Answer: B) Independent Variable. 6. ..... carry blood at high pressure and ..... carry blood at low pressure. A) Arteries; veins. B) Capillaries; veins. C) Veins; arteries. D) Veins; capillaries. Show Answer Correct Answer: A) Arteries; veins. 7. Inhaled air is warmer than exhaled air A) True. B) False. Show Answer Correct Answer: B) False. 8. Small device that is put under the skin of your chest, below your collar bone. One or two wires connect the pacemaker to the chambers of your heart, stimulate your heart muscle and help it pump regularly. A) Artificial pacemaker surgery. B) Heart valve surgery. C) Thrombolytic therapy. D) None of above. Show Answer Correct Answer: A) Artificial pacemaker surgery. 9. Contraction of the right atrium forces blood toward A) The right ventricle. B) The left ventricle. C) The pulmonary artery. D) None of above. Show Answer Correct Answer: A) The right ventricle. 10. This organelle digests dead cell parts and contains enzymes A) Lysosome. B) Golgi body. C) Smooth ER. D) Rough ER. Show Answer Correct Answer: A) Lysosome. 11. Which blood vessels carries oxygenated blood from the heart to the whole body? A) Vena cava. B) Aorta. C) Pulmonary vein. D) None of above. Show Answer Correct Answer: B) Aorta. 12. The function of the circulatory system in humans A) Transport blood to all organs and tissues. B) Regulate oxygen concentration. C) Regulate CO2 concentration. D) Make the body move. Show Answer Correct Answer: A) Transport blood to all organs and tissues. 13. Blood collects glucose from your ..... and oxygen from your ..... A) Large intestine / heart. B) Small intestine / lungs. C) Stomach / liver. D) None of above. Show Answer Correct Answer: B) Small intestine / lungs. 14. These blood vessels allow for the diffusion of substance across their membranes. A) Veins. B) Platelets. C) Ventricles. D) Capillaries. Show Answer Correct Answer: D) Capillaries. 15. How are veins adapted to help transport blood back to the heart? A) By creating a high pressure gradient. B) Venous valves prevent blood from flowing backwards. C) Using gravity to help with the flow of blood. D) Working together with the arteries. Show Answer Correct Answer: B) Venous valves prevent blood from flowing backwards. 16. Which chamber of the heart receives oxygenated blood from the lungs? A) Right Atrium. B) Right Ventricle. C) Left Atrium. D) Left Ventricle. Show Answer Correct Answer: C) Left Atrium. 17. The Dorsalis Pedis pulse is found where? A) The neck. B) The foot. C) The wrist. D) The bend of the arm. Show Answer Correct Answer: B) The foot. 18. What blood vessels bring blood back to the heart? A) Arteries. B) Veins. C) Capillaries. D) Lymph nodes. Show Answer Correct Answer: B) Veins. 19. The heart, blood, and blood vessels made up the ..... system. A) Digestive. B) Respiratory. C) Excretory. D) Circulatory. Show Answer Correct Answer: D) Circulatory. 20. The largest blood vessels are capillaries A) True. B) False. Show Answer Correct Answer: B) False. ← 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