AP BIOLOGY

Detailed explanation-1: -The buccal cavity mainly comprises the primary organ of the digestive system including the teeth, tongue and salivary glands. The mouth is an opening through which the food is taken inside the body. It is bounded by lips and its inner parts comprise the cheeks, tongue, upper jaw and lower jaw.

Detailed explanation-2: -mouth, also called oral cavity or buccal cavity, in human anatomy, orifice through which food and air enter the body.

Detailed explanation-3: -Solution: The roof of the buccal cavity is called palate which is divided into two parts: hard palate and soft palate.

Detailed explanation-4: -The buccal cavity is the first cavity of the alimentary canal which includes teeth, tongue, and palate (Palate is the roof of the mouth. It separates the mouth and the nose.). The buccal cavity helps to take the food inside by the process of ingestion (ingestion is the process of taking food into the body).