Digestive system process. With the help of hormones and nerves, your digestive system processes the food you take in. The muscles within your organs push it along as your digestive system breaks ...

Erythematous mucosa refers to abnormal redness of the mucosa, the inner lining of your gastrointestinal (GI) tract, which runs from your mouth to your anus. The erythema (redness) is a sign that ...