Richters InfoSheet D9003 Symbolism of Herbs Many herbs have symbolic meaning that goes back centuries, even millenia. For example, the ancient Romans offered wreaths of bay leaves as a symbol of triumph and peace.any herbs have symbolic meaning that goes back centuries, even millenia. For example, the ancient Romans offered wreaths of bay leaves as a symbol of triumph and peace.
function of alveolar macrophagesThe function of alveolar macrophage in the lungs is to remove dust particles and other debris from alveolar spaces.-Sheshi Aveolar macrophages work to break up surfactanct in the aveoli which exists to decrease surface tension in the lungs. If there is a disorder where the macrophage does not function correctly, such as in PAP, the surfactant will not be broken up and decreased ventilation will occur resulting in less oxygen delivery.
alveolar = air sac   simple squamous epithelium; single layer of flattened cells with disc-shaped central nuclei and sparse cytoplasm; the simplest of the epithelium.â¦   function: allows passage of materials by diffusion and filtration in sites where protection is not important; secretes lubricating substances in serosae.