This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 187 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 187 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the name of the lower chamber on the left side of the heart? A) Right atrium. B) Left ventricle. C) Red blood cells. D) Left atrium. Show Answer Correct Answer: B) Left ventricle. 2. Blood cell which is without a nucleus A) RBC. B) WBC. C) Platelets. D) Plasma. Show Answer Correct Answer: A) RBC. 3. Your veins supply blood A) With oxygen. B) Without oxygen. Show Answer Correct Answer: B) Without oxygen. 4. During ventricular relaxation, the blood pressure reading is termed: A) Diastolic. B) Pulse. C) Hypotension. D) Systolic. Show Answer Correct Answer: A) Diastolic. 5. The correct sequence of heart chambers a red blood cell would pass through as it travels through the heart. A) Right atrium-left ventricle-left atrium-right ventricle. B) Left atrium-left ventricle-right atrium-right ventricle. C) Left atrium-right atrium-left ventricle-right ventricle. D) Right atrium-right ventricle-left atrium-left ventricle. Show Answer Correct Answer: D) Right atrium-right ventricle-left atrium-left ventricle. 6. True or False. A blood clot is caused by mitral regurgitation A) True. B) False. Show Answer Correct Answer: B) False. 7. When blood leaves the brain it would be traveling through ..... A) Oxygenated arteries. B) Oxygenated veins. C) Deoxygenated arteries. D) Deoxygenated veins. Show Answer Correct Answer: D) Deoxygenated veins. 8. What is the function of red blood cells in the circulatory system? A) To fight infections. B) To clot blood. C) To carry oxygen to the body's cells. D) To regulate body temperature. Show Answer Correct Answer: C) To carry oxygen to the body's cells. 9. The products of cellular respiration are A) Carbon dioxide and water and energy. B) Carbon dioxide, water, and sunlight. C) Oxygen and sugar. D) Oxygen, sugar and energy. Show Answer Correct Answer: A) Carbon dioxide and water and energy. 10. What atrium receives deoxygenated blood from the superior vena cava & the inferior vena cava? A) Left atrium. B) Right atrium. C) Ventricles. D) Myocardium. Show Answer Correct Answer: B) Right atrium. 11. Match the word with it's meaning:Plasma A) Attack Viruses. B) Create scabs. C) Liquid that materials in the blood travel through. D) Contains hemoglobin that holds oxygen. Show Answer Correct Answer: C) Liquid that materials in the blood travel through. 12. Which systems transports blood throughout the body? A) Respiratory. B) Immune. C) Circulatory. D) Cardiovascular. Show Answer Correct Answer: C) Circulatory. 13. Which is not a type of blood vessel? A) Arteries. B) Veins. C) Bone marrow. D) Capillaries. Show Answer Correct Answer: C) Bone marrow. 14. Cleans, moistens, and warms the air A) Trachea. B) Larynx. C) Nasal cavity. D) Windpipe. Show Answer Correct Answer: C) Nasal cavity. 15. Which best describes the main job of most cells in multicellular organisms? A) Cells work to keep themselves alive. B) Cells work to keep the organism alive. C) Cells work to release needed materials. D) Cells work to store unneeded materials. Show Answer Correct Answer: B) Cells work to keep the organism alive. 16. In which direction does blood flow through a capillary bed? A) Vein end $\rightarrow$ Arteriole end. B) Venule end $\rightarrow$ Arteriole end. C) Arteriole and $\rightarrow$ Venule end. D) Artery end $\rightarrow$ Venule end. Show Answer Correct Answer: C) Arteriole and $\rightarrow$ Venule end. 17. The first chamber of the heart the blood from the body enters is the ..... A) Left atrium. B) Right atrium. C) Left ventricle. D) Right ventricle. Show Answer Correct Answer: B) Right atrium. 18. What causes the blood to be the distinct red colour? A) Hemoglobin. B) Glucose. C) Hormones. D) Oxygen. Show Answer Correct Answer: A) Hemoglobin. 19. Your duty is 'to cross' the river without getting noticed. A) Finite. B) Non-finite. Show Answer Correct Answer: B) Non-finite. 20. What are carbohydrates broken down into A) Sugars. B) Amino Acids. C) Fatty Acids and Glycerol. D) Bread. Show Answer Correct Answer: A) Sugars. ← 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