January Birthstone â Meaning, Significance, Symbolizes. The January Birthstone, garnet is a deep red crystal, a revered and popular precious stone. The Garnet has long been used as a talisman for protection by tribes and sects.
45. In humans, chemical digestion is accomplished by enzyme action that begins in the mouth and ends in the (a.) liver (b.) small intestine (c.) gall bladder (d.) stomach. Just for fun, identify the lettered structures on the human digestion diagram which follows.5. In humans, chemical digestion is accomplished by enzyme action that begins in the mouth and ends in the (a.) liver (b.) small intestine (c.) gall bladder (d.) stomach. Just for fun, identify the lettered structures on the human digestion diagram which follows.
Proteins in the mouth, stomach and intestine called enzymes are the primary facilitators of chemical digestion. In the mouth, chemical digestion begins when the food enters and encounters saliva and the enzymes that it contains.hen the food reaches the stomach, different hormones trigger the body to begin releasing enzymes that further digest the food. Pepsin is the name of the enzyme that breaks down most of the proteins in the food. The digestion of carbohydrates, which began in the mouth with an enzyme called amylase, also continues here.