I think you mean "does"
It starts the moment you put the food in your mouth. Your mouth is part of your digestive tract. Mouth, esophagus, stomach, small intestine, large intestine, rectum.
Digestion happens in the stomach and the small intestine.
Digestion begins in the mouth. Mechanical digestion begins with the chewing of food. Chemical digestion also begins in the mouth with the enzymes been produced and used to break down the food.
Digestion begins in the mouth. Saliva begins the breakdown of food, and the teeth and tongue masticate the food to prepare it for passage through the esophagus and further digestion in the stomach.
the digestion of proteins begin in the stomach.
Xiphoid process is a body part.
Xiphoid process is a body part. It begins with the letter x.
The digestion system breaks down food. Digestion begins in the mouth and ends in the small intestine.
Digestion begins in the mouth right after ingestion. There is mechanical and chemical digestion. Your teeth breaks up the food into smaller pieces (mechanical digestion) and your saliva contains salivary amylase which digests starch into maltose (chemical digestion).
Mechanical digestion stands for the break down of food by chewing. Mechanical digestion is the physical part of the digestion process of the human body.
Arm, ankle
the waist.
hypothalmus