Floor Of The Mouth Parts
In human anatomy the mouth is the first portion of the alimentary canal that receives food and produces saliva.
Floor of the mouth parts. Its anatomic boundaries are defined by the lips at the front the cheeks at the sides the tongue and floor of mouth at the bottom the palate at the top and the oropharynx at the back. The pharynx or throat is a tube about five inches long composed of three parts. In addition to its primary role as the beginning of the digestive system in humans the mouth also plays a significant role in communication while primary aspects of the voice are produced in the. The vestibule the area between the cheeks and the teeth and the oral cavity.
Mouth also called oral cavity or buccal cavity in human anatomy orifice through which food and air enter the body the mouth opens to the outside at the lips and empties into the throat at the rear. The nasopharynx the oropharynx and the laryngopharynx. The nasopharynx starts behind the nose and lies above the oropharynx located at the very back of your mouth. The oral mucosa is the mucous membrane epithelium lining the inside of the mouth.
Floor of the mouth cancer most often begins in the thin flat cells that line the inside of your mouth squamous cells. The maxilla forms part of the cheeks and roof of the mouth part of the nasal cavity and the floor of the orbital cavity where the eyeballs fit. Its boundaries are defined by the lips cheeks hard and soft palates and glottis it is divided into two sections. The different parts of the mouth play an important role in our daily lives.
Changes in the look and feel of the tissue on the floor of the mouth such as a lump or a sore that doesn t heal are often the first signs of floor of the mouth cancer.