This sample menu for a day gives you 37 grams of fiber: 1  Breakfast: whole-grain bran flake cereal (5 grams of fiber), half a banana (1.5 grams of fiber), and skim milk. 2  Snack: 24 almonds (3.3 grams of fiber) and a quarter cup of raisins (1.5 grams of fiber)
1 large circular folds called plicae circulares (shown in the diagram to the right), most numerous in the upper part of the small intestine. 2  smaller folds called villi, which are finger like mucosal projections, about 1mm long.o aid in digestion and absorption: 1  the small intestine secretes enzymes and has mucous producing glands. 2  The pancreas and liver also deliver their exocrine secretions into the duodenum. 3  The mucosa is highly folded.
It is divided into two major sections: small intestine and large intestine. The small intestine is about 6 meters (20 feet) long. It is coiled in the center of the abdominal cavity (see picture).The small intestine is divided into 3 sections: upper, jejunum, and ileum.The lining of the small intestine secretes a hormone called secretin, which stimulates the pancreas to produce digestive enzymes. The large intestine has a larger width but is only 1.5 meters (5 feet) long.The large intestine is divided into 6 parts: cecum, ascending colon, transverse colon, descending colon, sigmoid colon, and rectum. Major function of Intestines. The small and large intestines perform different functions.t is divided into two major sections: small intestine and large intestine. The small intestine is about 6 meters (20 feet) long. It is coiled in the center of the abdominal cavity (see picture).