Which organ is primarily responsible for the exchange of oxygen and carbon dioxide in the human body?

What is the process by which oxygen is transported from the lungs to body tissues?

Which of the following is NOT a part of the respiratory system?

What is the scientific term for the voice box?

What is the main function of the respiratory system?

Which of the following is a common respiratory disease characterized by inflammation and narrowing of the airways?

What is the process of inhaling and exhaling called?

What is the process by which oxygen is taken into the body and carbon dioxide is released?

Which of the following is the primary muscle responsible for breathing?