A car enters a freeway with a speed of 6.5 m/s and accelerates to a speed of 24 m/s in 3.5 min. How far does the car travel while it is accelerating?
Intussusception means that one part of the intestine has folded into itself, like a telescope. This can happen anywhere along the intestinal tract. It usually happens between the lower part of the small intestine and the beginning of the large intestine.ntussusception means that one part of the intestine has folded into itself, like a telescope. This can happen anywhere along the intestinal tract. It usually happens between the lower part of the small intestine and the beginning of the large intestine.
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.