Examlex
Human sexual motivation can be defined as a simple drive to reproduce.
Digestive Tract
The series of hollow organs joined in a long, twisting tube from the mouth to the anus, through which food is digested and nutrients absorbed.
Chief Cells
Cells located in the stomach that secrete pepsinogen, an enzyme precursor that plays a key role in digestion.
Pepsinogen
The precursor of pepsin; secreted by chief cells in the gastric glands of the stomach.
Hydrochloric Acid
A strong corrosive acid that is used in the digestive system to help digest food and kill bacteria.
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