This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 449 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 449 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The main function of the The hollow muscle whose main function is to pump blood A) Heart. B) Tricep. C) Bicep. D) Arteries. Show Answer Correct Answer: A) Heart. 2. In order to exhale the intercostal musles need to: A) Contract. B) Relax. Show Answer Correct Answer: B) Relax. 3. What are the alveoli? A) The first portion of your respiratory system where oxygen is brought in. B) The first portion of your respiratory system where carbon dioxide is brought in. C) The last portion of your respiratory system where gases are exchanged. D) The last portion of your respiratory system where gases released. Show Answer Correct Answer: C) The last portion of your respiratory system where gases are exchanged. 4. What happens to the amount of Carbon dioxide and Oxygen in the blood as it passes through the systemic circuit? A) Oxygen increases, Carbon dioxide decreases. B) Oxygen decreases, carbon dioxide increases. C) Both oxygen and carbon dioxide increase. D) Both carbon dioxide and oxygen decrease. Show Answer Correct Answer: B) Oxygen decreases, carbon dioxide increases. 5. Which one of the following is NOT part of the circulatory system? A) Stomach. B) Heart. C) Arteries. D) Capillaries. Show Answer Correct Answer: A) Stomach. 6. Which of the following is not part of the valves in heart A) Vein valves. B) Pulmonary valves. C) Tricuspid valves. D) Mitral valves. Show Answer Correct Answer: A) Vein valves. 7. A type of blood vessel that carries oxygen-poor blood from the body TOWARD the heart. A) Vein. B) Artery. C) Capillary. D) Heart. Show Answer Correct Answer: A) Vein. 8. The blood comes out from the ..... to the rest of the body. A) Veins. B) Legs. C) Neck. D) Aorta. Show Answer Correct Answer: D) Aorta. 9. Reread Page 16 of the text, titled "The Arching Aorta." According to the text, the largest artery that blood travels through from the left ventricle of the heart to the rest of your body is called the: A) Aorta. B) Artery. C) Vein. D) Capillary. Show Answer Correct Answer: A) Aorta. 10. The heart is divided into two sides (the left and right) and then its divided into ..... chambers A) 2. B) 4. C) 6. D) None of above. Show Answer Correct Answer: B) 4. 11. What gives blood its characteristic red color? A) Melanin. B) Chlorophyll. C) Carotene. D) Hemoglobin. Show Answer Correct Answer: D) Hemoglobin. 12. What is the Cirulatory System A) It works to excrete waste products. B) Transports oxygen and nutrients. It also works to remove carbon dioxide and other waste products. C) The network of organs and tissues that help you breathe. D) Breaks nutrients into parts small enough for your body to absorb and use for energy, growth, and cell repair. Show Answer Correct Answer: B) Transports oxygen and nutrients. It also works to remove carbon dioxide and other waste products. 13. Which system has the primary function of fighting disease? A) Circulatory. B) Outgrowths. C) Immune. D) Respiratory. Show Answer Correct Answer: C) Immune. 14. What is #8? A) Nasal Cavity. B) Brochi. C) Trachea. D) Lung. Show Answer Correct Answer: C) Trachea. 15. What structure in the small intestine enables the ability to absorb large amounts of nutrients? A) Villi. B) Pancreas. C) Liver. D) Gallbladder. Show Answer Correct Answer: A) Villi. 16. What is the main function of the arteries? A) Carry blood to the heart. B) Carry blood to the lungs. C) Carry blood away from the heart. D) Carry blood away from the lungs. Show Answer Correct Answer: C) Carry blood away from the heart. 17. Blood travelling from heart to lungs have ..... A) Less oxygen, more carbon dioxide. B) More oxygen, less carbon dioxide. Show Answer Correct Answer: A) Less oxygen, more carbon dioxide. 18. White blood cells are ..... compared to red blood cells A) More abundant. B) Less abundant. C) Equal abundance. D) Smaller. Show Answer Correct Answer: B) Less abundant. 19. A heart rate below 60 beats per minute (bpm) is called: A) Tachycardia. B) Bradycardia. C) Fibrillation. D) Heart Murmer. Show Answer Correct Answer: B) Bradycardia. 20. Heart Attack Warning Sign:Breaking out in a cold sweat. A) Men. B) Women. C) Both. D) None of above. Show Answer Correct Answer: A) Men. ← 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