LEUCIN n.
ine, nitrogenous substance formed in the decomposition of albuminous matter by pancreatic digestion, by the action of boiling dilute sulphuric acid, and by putrefaction. It is also found as a constituent of various tissues and organs, as the spleen, pancreas, etc., and likewise in the vegetable kingdom. Chemically it i…
MARGARIC a.
acid. (a) (Physiol. Chem.) A fatty body, crystallizing in pearly scales, and obtained by digesting saponified fats (soaps) with an acid. It was formerly supposed to be an individual fatty acid, but is now known to be simply an intimate mixture of stearic and palmitic acids. (b) (Chem.) A white, crystalline substance,…
NIGHTMARE n.
A condition in sleep usually caused by improper eating or by digestive or nervous troubles, and characterized by a sense of extreme uneasiness or discomfort (as of weight on the chest or stomach, impossibility of motion or speech, etc.), or by frightful or oppressive dreams, from which one wakes after extreme anxiety,…
PANCREATIC a.
Of or pertaining to the pancreas; as, the pancreatic secretion, digestion, ferments. Pancreatic juice (Physiol.), a colorless alkaline fluid secreted intermittently by the pancreatic gland. It is one of the most important of the digestive fluids, containing at least three distinct ferments, trypsin, steapsin and an amy…