What is meaning of Digestive System and meaning of Oral cavity in digestive system meritnation experts also define THE TERM ORAL IN BIOLOGY what is meaning of Oral first of fall many meritnation experts are not answering why what is MEANING OF ORAL AND MEANING OF ORAL CAVITY AND MEANING OF DIGESTIVE SYSTEM. AS I DO NOT UNDERSTAND IN MERITNATION PLATFORM SO KINDLY ANS IN A PAPER ONLY

Dear student,
so basically  Both physical and chemical digestion begins in the mouth or oral cavity which is the point of entry of food into the digestive system. The food is broken into smaller particles by mastication, the chewing action of the teeth. The tongue helps in swallowing, moving the bolus from the mouth into the pharynx.

Hope its clear,
Regards.

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