Head and Neck Exam

Question 1

What is the wet line?

Answer 1

junction of lips and labial mucosa.

Question 2

What is the vermillion section?The vermillion border?

Answer 2

pink area of lips external to wet line. The junction between vermillion zone and skin.

Question 3

What is the labial mucosa? What is found there,and what does it excrete?

Answer 3

The inner lining of the lips. Contains minor salivary glands that may appear as small bumps, these excrete saliva.

Question 4

What is the buccal mucosa and what is found there?

Answer 4

The inner lining of the cheeks. Extends posterior to the retro molar pad. Contains the Caliculus angularis(the pink papule at the commisures. Also has the opening to the stenson’s duct near maxillary molar on the parotid papilla. There are also opening of minor salivary glands.

Question 5

What makes up the periodontium?

Answer 5

Tissue that immediately surrounds and supports teeth.
Includes: Alveolar bone, periosteum, PDL, gingival sulcus, gingiva.
-Maxillary and mandibular labial frena.
Maxillary and mandibular buccal frena.

Question 6

What is the mucogingival junction?

Answer 6

border between unattached alveolar mucosa and attached gingiva.

Question 7

Where is attached gingiva found?

Answer 7

Coronally from the alveolar mucosa to the free marginal gingiva. Attached to periosteum.

Question 8

What is marginal gingiva?

Answer 8

gingival collar around cervix of tooth. Not attached to periosteum.
•Free gingival groove

Question 9

What is the interdental papilla?

Answer 9

marginal gingiva that extends between adjacent teeth.

Question 10

What are filliform papillae?

Answer 10

most numerous. Slender. Protect.

Question 11

What are fungiform papillae?

Answer 11

mushroom shaped, slightly elevated above filiform papillae; taste buds

Question 12

What are Circumvallate papillae?

Answer 12

8-12; post. tongue; taste buds.

Question 13

What are foliate papillae?

Answer 13

leaf-like, vertical folds; postero-lateral tongue; more prominent in children than adults.

Question 14

What are some landmarks on the ventral side of the tongue?

Answer 14

Plica fimbriata: Linear projections on ventral tongue.

Lingual varicosities: blood vessels on ventral tongue in elderly individuals.

Question 15

What are the borders and landmarks of the floor of the mouth?

Answer 15

• Below the anterior half of the tongue, bordered by dental arch.
• Lingual frenum: ventral tongue to genial tubercles.
• Sublingual caruncle, an elevated papule, is the opening of Wharton’s duct.
• Ducts of Rivinus

Question 16

What landmarks are found on the hard palate?

Answer 16

• “Roof” of the oral cavity.
• Incisive papilla: Raised, pink, ovoid structure behind and between maxillary incisors, overlying nasopalatine foramen.
• Rugae: fibrous ridges in anterior third of palate.
• No salivary glands in anterior palate.
• Median palatal raphe: yellow-white fibrous band in midline.

Question 17

What structures are found on the soft palate?

Answer 17

• Fovea Palatinae: Ducts of minor salivary glands; junction of hard and soft palate; lateral to median palatal raphe.
• Uvula