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.

Book Lungs

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

Red clover (Trifolium pratense)

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

Horehound (Marrubium vulgare)

Health / Herbs / Horehound (Marrubium vulgare): A cough remedy, used to facilitate healing of bronchitis and asthma, expels mucous from the lungs and throat. MORE