How your lungs work

The Lungs - Position - Structure lungs Introduction Lungs are the primary respiratory organs found in humans and most animals The respiratory system consists of lung parenchyma and airway The lungs Oxygen is inhaled into the lungs and passes through the alveoli and into the bloodstream , where it

lungs Introduction Lungs are the primary respiratory organs found in humans and most animals The respiratory system consists of lung parenchyma and airway The