NDAEB exam review- ORAL ANATOMY 2.1 Questions with 100% Complete Solutions, A+

The entire oral cavity is lined with ______ ______tissue. This type of tissue is moist and is adapted to meet the needs of the area it covers. mucous membrane The oral cavity consists of the following two areas: 1.The vestibule 2.The oral cavity proper The _________ is the space between the teeth and the inner mucosal lining of the lips and tongue. The vestibule . The base of each vestibule, where the buccal mucosa meets the alveolar mucosa, is called the mucobuccal fold A distinct line of color change can be seen in the tissue where the alveolar membrane meets... Mucoginigival Junction The vestibular mucosa is ____,____,and ______ bound to underlying alveolar bone. thin, red and loosely The inside surfaces of the cheeks form the side walls of the oral cavity. The_____ _____ is the area between the cheeks and the teeth or alveolar ridge. buccal vestibule A small elevation of tissue called the _______ ______is located on the inner surface of the cheek on the buccal mucosa, just opposite the second maxillary molar. It protects the opening of the parotid duct (Stensen's duct) of the parotid salivary gland parotid papilla ______ _______begins on the inside of the lips and then extends from the lips onto the alveolar process of both arches intraoral vestibule _______ _____ are normal, small, yellowish elevations that may appear on the buccal mucosa. Fordyce's spots This white ridge of raised tissue extends horizontally at the level where the maxillary and mandibular teeth come together linea alba What is a frenum? is a narrow band of tissue that connects two structures. The maxillary _______ _______ passes from the oral mucosa at the midline of the maxillary arch to the midline of the inner surface of the upper lip. labial frenum The mandibular ______ _____ passes from the oral mucosa at the midline of the mandibular arch to the midline of the inner surface of the lower lip. mandibular labial frenum In the area of the first maxillary permanent molar, the ______ ______passes from the oral mucosa of the outer surface of the maxillary arch to the inner surface of the cheek. buccal frenum The ____ ______passes from the floor of the mouth to the midline of the ventral border of the tongue lingual frenum The _______, is masticatory mucosa that covers the alveolar processes of the jaws and surrounds the necks of the teeth gingiva (gums) Normal gingival tissue has the following characteristics: •Gingiva surrounds the tooth like a collar and is self-cleansing. •Gingiva is firm and resistant and can be tightly adapted to the tooth and bone. •Surfaces of the attached gingiva and interdental papillae are stippled and resemble the rind of an orange. _______ _____, - is the border of the gingiva that surrounds the teeth in collar-like fashion, -Is the first tissue to respond to inflammation -is usually light pink or coral, -is not bound to the underlying tissue of the tooth. -also known as marginal gingiva or free gingiva Unattached gingiva, The,______ ______ is the extension of the free gingiva that fills the interproximal embrasure between two adjacent teeth. also known as " interdental papilla" interdental gingiva The _____ _____ is a shallow groove that runs parallel to the margin of the unattached gingiva and marks the beginning of the attached gingiva. gingival groove The _____ _____ extends from the base of the sulcus to the mucogingival junction. It is a stippled, dense tissue that is self-protecting, firmly bound, and resilient. attached gingiva The _________ is the space on the tongue side within the upper and lower dental arches. Oral cavity proper The ____ ______separates the nasal cavity above from the oral cavity below hard palate Surface features of the hard Palate Incisive papilla, palatal rugae, midline palatal raphe, ducts for the palatal glands Behind the maxillary central incisors is the _____ _____ a pear-shaped pad of tissue that covers the incisive foramen. incisive papilla, 1. Palatal Rugae 2. Incisive papilla 3.Median Palatine raphe 4. ducts for palatal gland al(palatal) gingiva . Extending laterally from the incisive papilla are irregular ridges or folds of masticatory mucosa, called ______ ____ palatal rugae Running posteriorly from the incisive papilla is the ______ ____ ______ midline palatal raphe. Numerous minor open onto the palatal mucosa as small pits. palatal glands The ____ ____ -is the movable posterior third of the palate -It has no bony support and hangs into the pharynx behind it. -ends with a pear-shaped hanging projection of tissue, called the uvula soft palate The soft palate is supported posteriorly by two arches, the_______ the fauces. The anterior arch runs from the soft palate down to the lateral aspects of the tongue as the ____ _____ _____ anterior faucial pillar. The posterior arch is the free posterior border of the soft palate and is called the ____ ____ _____ posterior faucial pillar The opening between the two arches, called the isthmus of fauces, contains the ______ ______ palatine tonsil. The soft palatal features are 1. soft palate ior faucial pillar rior faucial pillar rior wall of pharynx ine tonsil 6.Uvula