Absorption

Proce by which digested food is taken up by the system. The principal and most important factors are the blood ve els and lymphatics of the intestines. Fatty matters and soluble salts may be absorbed to some extent by the skin, and albuminoids by the peritoneum and membranes lining the other cavities of the body and the ti ues, when injected into them. In Botany the taking in of gases and liquids by growing plants through the epidermis and its various appendages, stomata, lenticils, trichomes, etc.