Science / Biology / Lungs: Sac-like structures of varying complexity where blood and air exchange oxygen and carbon dioxide; connected to the outside by a series of tubes and a small opening. In humans, the lungs are situated in the thoracic cavity and consist of the internal airways, the alveoli, the pulmonary circulatory vessels, and elastic connective tissues.
Science / Spiders / Book Lungs: The respiratory pouches of the arachnids, filled with closely packed sheets or folds to provide maximum surface for aeration: believed to be modified, insunk gills. MORE
Health / Herbs / Red clover (Trifolium pratense): Helps treat gout, reduces coughing, expels mucous from the lungs and throat, used to treat and prevent cancer. MORE