Webcorrectly label the following tissues of the digestive tract. Correctly label the following tissues of the digestive tract. Identifying the serous membranes associated with the. Webthe oral cavity is divided into two spaces: The oral vestibule and the oral cavity proper. Webfully labeled illustrations and diagrams of the buccal cavity: Anatomy, definitions, functions and innervation of the mouth, tongue, salivary glands and fauces.