ANATOMY

Detailed explanation-1: -Digestion starts in the mouth where chewing and saliva breaks down food so it is more easily processed by your body. Esophagus: The esophagus is a muscular tube that connects the pharynx (throat) to the stomach. The esophagus contracts as it moves food into the stomach.

Detailed explanation-2: -When you swallow, your tongue pushes the food into your throat. A small flap of tissue, called the epiglottis, folds over your windpipe to prevent choking and the food passes into your esophagus.

Detailed explanation-3: -Figure 2: The digestive processes are ingestion, propulsion, mechanical digestion, chemical digestion, absorption, and defecation.

Detailed explanation-4: -The GI tract is the pathway food takes from your mouth, through the esophagus, stomach, small and large intestine. In the GI tract, nutrients and water from foods are absorbed to help keep your body healthy.

Detailed explanation-5: -Step 1: Mouth. Step 2: Esophagus. Step 3: Stomach. Step 4: Small Intestine. Step 5: Large Intestine, Colon, Rectum and Anus.