The digestion of food in humans takes place in the gastrointestinal tract â a series of hollow organs (mouth, esophagus, stomach, large and small intestines) connected to form a long tube of about 24 feet in length which extends from the mouth to the anus.
Definition: Commercially prepared food designed for ease of consumption. Products designated as convenience or ready-to-eat foods are often prepared food that can be sold as hot, ready-to-eat dishes; as room-temperature, shelf-stable products; or as refrigerated or frozen products that require minimal preparation (typically just heating).
MRE (Meal Ready to Eat) Shelf Life. March 11, 2013 | 25 comment(s). Originally designed for the U.S. government, MREsâor Meals Ready to Eatâare compact pouches that contain delicious, ready-to-eat foods. The U.S. Space Program, Military, Forest Service, and FEMA have used MREs since the 1970s.