Circulatory system • English Conversation Questions

What is the circulatory system and what is its function?
What are the different components of the circulatory system?
What is the role of the heart in the circulatory system?
What is the difference between the pulmonary circulation and systemic circulation?
What are the major blood vessels in the human body?
What is the function of blood in the circulatory system?
What is the difference between arterial blood and venous blood?
How does blood pressure regulation work in the circulatory system?
What is blood flow and how is it regulated in the circulatory system?
What is the role of the lymphatic system in the circulatory system?
What are the different types of blood cells and what are their functions?
What is the process of oxygenation and deoxygenation of blood in the circulatory system?
What is the role of red blood cells in carrying oxygen?
What is the difference between open and closed circulatory systems?
What are some common diseases and disorders that affect the circulatory system?