The function of the alveoli is to assist in oxygen exchange through the membranes of the small balloon-like structures. The alveoli are found on the branches of the bronchial passages. More »

The main function of the alveoli is the exchange of carbon dioxide for oxygen in the lungs. Alveoli are small air sacs of the respiratory system. For this gas exchange to occur, air must travel through different parts of... More »

www.reference.com Science Human Anatomy

Pulmonary alveoli are the tiny sacs inside the lungs that fill with air with each breath and facilitate the exchange of gas with the blood. According to HowStuffWorks, the oxygen concentration in the alveoli is high, rel... More »

The main function of the alveoli is the exchange of carbon dioxide for oxygen in the lungs. Alveoli are small air sacs of the respiratory system. For this gas exchange to occur, air must travel through different parts of... More »

www.reference.com Science Human Anatomy

Alveolar sacs contain tiny pouches called alveoli, whose primary function is gas diffusion. These clusters of alveoli have thin walls that allow oxygen to pass easily from the lungs into the bloodstream and carbon dioxid... More »

The main function of pleural membranes is to hold the two lungs within their pleural cavity. These membranes do this while ensuring that the lungs remain expanded during out-breaths and can move along each other smoothly... More »

Vestigial structures are anatomical structures that either serve no physiological function or have a function that has been greatly reduced in the course of the organism's evolution. According to About.com, humans have s... More »