This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 672 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 672 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Component of blood that contains water, enzymes, salt and nutrients. A) Red blood cell. B) White blood cell. C) Platelets. D) Plasma. Show Answer Correct Answer: D) Plasma. 2. How are angioplasty and using a stent different? One, some or all responses may be correct. A) A catheter (thin tube) is threaded through a small hole in the arm or leg. B) A balloon is inflated inside a blocked artery. C) Blood flow to the heart muscle is restored. D) A small mesh tube is involved when using a stent. Show Answer Correct Answer: D) A small mesh tube is involved when using a stent. 3. Which component of blood is responsible for transporting oxygen? A) Red Blood Cells (RBCs). B) White Blood Cells (WBCs). C) Platelets. D) Plasma. Show Answer Correct Answer: A) Red Blood Cells (RBCs). 4. The main artery that carries blood away from the heart A) Veins. B) Arteries. C) Aorta. D) Heart. Show Answer Correct Answer: C) Aorta. 5. Which chamber does blood leave as it flows toward the lungs? A) Left ventricle. B) Right atrium. C) Right ventricle. D) Left atrium. Show Answer Correct Answer: C) Right ventricle. 6. Why does an athletic person have a lower resting heart rate? A) Due to increased pulse rate. B) Due to decreased cardiac output. C) Due to weakened heart muscle. D) Due to stronger heart muscle. Show Answer Correct Answer: D) Due to stronger heart muscle. 7. Brings blood from the heart to all the other tissues and organs of the body, and then back to the heart. A) Pulmonary circulation. B) Systemic circulation. C) Cardiovascular circulation. D) Lymph vascular system. Show Answer Correct Answer: B) Systemic circulation. 8. What can you conclude about an erythrocyte that is bright red in color? A) It is fighting a pathogen. B) It is full of oxygen. C) It is helping heal a cut. D) None of above. Show Answer Correct Answer: B) It is full of oxygen. 9. What is a myocardial infraction? A) Heart attack. B) Stroke. C) Angina. D) Arrhythmia. Show Answer Correct Answer: A) Heart attack. 10. What is one part of circulatory system? A) Nose. B) Heart. C) Windpipe. D) Air sacs. Show Answer Correct Answer: B) Heart. 11. What part of a neuron is adapted to receiving a signal or detecting changes in the environment? A) The axon terminals. B) The nodes of Ranvier. C) The cell body. D) The axon. Show Answer Correct Answer: C) The cell body. 12. If blood has Antigen B and the A Antibody, what is its blood type? A) A. B) B. C) AB. D) O. Show Answer Correct Answer: B) B. 13. Pulmonary circulation involves blood flow to and from the heart and the ..... A) Body. B) Digestive organs. C) Brain. D) Lungs. Show Answer Correct Answer: D) Lungs. 14. Which of these is not a component of the blood? A) Carbon dioxide. B) Plasma. C) Erythrocytes. D) Platelets. Show Answer Correct Answer: A) Carbon dioxide. 15. Carry blood away from the heart & to the rest of the body A) Veins. B) Arteries. C) Capillaries. D) Aorta. Show Answer Correct Answer: B) Arteries. 16. Ventricular contraction (systole) lasts A) 0.1 sec. B) 0.3 sec. C) 0.4 sec. D) 0.8 sec. Show Answer Correct Answer: B) 0.3 sec. 17. What are lipids (fats) broken down into A) Amino Acids. B) Glucose. C) Fatty acids and glycerol. D) Butter and Oil. Show Answer Correct Answer: C) Fatty acids and glycerol. 18. What does the liver produce to aid in digestion? A) Amino acids. B) Bile. C) Mucous. D) Vitamins. Show Answer Correct Answer: B) Bile. 19. What is the main component (part) of plasma? A) Hormones. B) Water. C) Red blood cells. D) Platelets. Show Answer Correct Answer: B) Water. 20. Which among the following BEST describes the function of the circulatory system? A) Eliminates waste/chemicals not needed by our body. B) Supplies oxygen to the blood. C) Distribute blood to all part of the body. D) None of above. Show Answer Correct Answer: C) Distribute blood to all part of the body. ← 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