This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 378 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 378 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The blood brings ..... to all the cells of the body. * A) Carbon dioxide. B) Water. C) Oxygen. D) Air. Show Answer Correct Answer: C) Oxygen. 2. Which of the following causes of chest pain is cardiac-related? A) Pleurisy. B) Heartburn. C) Angina pectoris. D) Inflammation of the pancreas. Show Answer Correct Answer: C) Angina pectoris. 3. These carry blood away from the heart A) Arteries. B) Veins. C) Venules. D) Capillaries. Show Answer Correct Answer: A) Arteries. 4. What is the purpose of red blood cells in the circulatory system? A) To carry oxygen to cells and tissues. B) To fight infections. C) To clot blood. D) To transport nutrients. Show Answer Correct Answer: A) To carry oxygen to cells and tissues. 5. The ..... present inside the veins allow one-way flow to the heart. A) Capillaries. B) Valves. C) Left ventricle. D) Right auricle. Show Answer Correct Answer: B) Valves. 6. Oxygenated blood flow from the heart to the body cells via ..... A) Vena Cava. B) Aorta. C) Pulmonary artery. D) Pulmonary vein. Show Answer Correct Answer: B) Aorta. 7. I counted/checked my heart rate for 30 seconds and I counted 60 beats. What would my heart rate be for one full minute? A) 60. B) 100. C) 120. D) 220. Show Answer Correct Answer: C) 120. 8. If you have heart valve disease What abnormalities will there be? A) The blood doesn't stop flowing. B) Blood flows back. C) Blood doesn't flow. D) Pee leaking. Show Answer Correct Answer: B) Blood flows back. 9. What am I? I am where carbon dioxide and oxygen diffuse in and out of the blood A) Artery. B) Capillary. C) Vein. D) None of above. Show Answer Correct Answer: B) Capillary. 10. This part of the heart pumps oxygen-poor blood TO the lungs. A) Right Ventricle. B) Left Ventricle. C) Right Atrium. D) Left Atrium. Show Answer Correct Answer: A) Right Ventricle. 11. The coloring in the skin; found in the epidermis. A) Melanin. B) Oil. C) Perspiration. D) Pores. Show Answer Correct Answer: A) Melanin. 12. Where are nutrients transported? A) In the plasma. B) By red blood cells. C) By white blood cells. D) By platelets. Show Answer Correct Answer: A) In the plasma. 13. Which one is not a main function of the circulatory system is A) Maintaining fluid balance in the body. B) Protection (white blood cells destroy bacteria and viruses and antibodies fight specific diseases). C) Transport blood, nutrients, and gases throughout the body. D) To transport messages from the body to the brain. E) Regulates (controls) body temperature. Show Answer Correct Answer: D) To transport messages from the body to the brain. 14. What receives oxygen-poor blood from the Vena Cava? A) Right atrium. B) Left atrium. C) Left ventricle. D) Right ventricle. Show Answer Correct Answer: A) Right atrium. 15. Inflammation of the voice box A) Laryngitis. B) Pharyngitis. C) Bronchitis. D) Sinusitis. Show Answer Correct Answer: A) Laryngitis. 16. Where does gas exchange occur? A) Lungs. B) Trachea. C) Bronchioles. D) Alveoli. Show Answer Correct Answer: D) Alveoli. 17. Which of the following are NOT found in animal cells A) Chloroplasts and cytoplasm. B) Chloroplasts and cell wall. C) Cell wall and cell membrane. D) Mitochondria and nucleus. Show Answer Correct Answer: B) Chloroplasts and cell wall. 18. These are small, irregularly shaped pieces of cells that plug wounds and stop bleeding? A) Erythrocytes (red blood cells). B) Leukocytes (white blood cells). C) Platelets. D) Plasma. Show Answer Correct Answer: C) Platelets. 19. I can take my pulse in which two places? A) Neck and wrist. B) Wrist and leg. C) Neck and head. D) None of above. Show Answer Correct Answer: A) Neck and wrist. 20. Which type of circulation is described when the pathway of blood is from the heart to the lungs and back to the heart? A) Pulmonary circuit. B) Systemic circuit. C) Both of the two. D) Neither of the two. Show Answer Correct Answer: A) Pulmonary circuit. ← 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