sphincter muscles of the food canal you have observed and give a brief description give some points of it.
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a) The sphincters that are present in the food canal are Esophased sphincter, Cardiac sphincter, Pyloric sphincter, Anal sphincter and Ileocecal valve or sphincter, b) Esophageal sphincter allows entry of bolus into the oesophagus. It also reduces back flow from the oesophagus to pharynx.
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