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Vocab List 4
Human Physiology
5
Physiology
Undergraduate 2
04/21/2010
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Term
exocrine gland
 Definition

a gland that releases secretions outside an outer epithelial layer

 

(Note: the space on the outside of an outer epithelium could still be within the body, such as the space within the gut tube).
Term
amylase
 Definition
an enzyme that catalyzes the breakdown of a glucose polymer called starch into maltose - the disaccharide composed of two glucose molecules. It is secreted by salivary glands and pancreas in response to the presence of food.
Term
protease
 Definition
an enzyme that catalyzes the breakdown of proteins or polypeptides into smaller peptides.
Term
pepsinogen
 Definition
the inactive precursor to the protease called pepsin. It is formed in the chief cells of the stomach's epithelium and is converted to pepsin by the action of hydrochloric acid.
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