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Smooth Muscle in the wall of the alimentary canal can contract to produce two types of movements 1. Churning: Churning Mixes substances in the canal 2. Peristalsis: Propels substances through the body.
The smooth muscles of the alimentary canal contract to move ingested material through the digestive tract.
For food to properly pass through the alimentary canal, digestion must first occur. The process of moving food through the alimentary canal is called propulsion.
colon
Food in its varying states of digestion is moved through the hollow alimentary canal by means of a series of muscular contractions known as peristalsis, which squeezes the alimentary canal, in much the way that you would squeeze a tube of toothpaste to move toothpaste through the tube.
the serosa
because of anus
The muscular movement of the intestinal canal is called peristalsis.
stomach
Muscular layer
The alimentary canal runs from the mouth to the anus.
The rectum on a pig is at the end of the alimentary canal under the tail. It allows the pig to excrete undigested waste materials.