Stomatology

Stomatology essay questions

1. How many kind of malignant tumors are there in oral and maxillofacial area?

a) Lingual carcinoma

b) Gingival carcinoma

c) Buccal carcinoma

d) Palate carcinoma

e) Carcinoma in oral floor

f) Carcinoma of the lip

g) Carcinoma of the pharynx

h) Facial carcinoma

i) Fibrosarcoma

j) Osteosarcoma

k) Malignant lymphoma

2. Please explain the types of local anesthesia and the complication of local anesthesia

Procaine can be used with epinephrine to slow down drug resorption due to vasoconstriction but is complicated with allergic reactions.

Lidocaine it is commonly used

Dicaine is used for superficial anesthesia

Articaine with epinephrine is used in infiltration anesthesia. Infiltrative anesthesia can block nerve terminal or block the nerve stem; leading to a longer anesthesia time.

The complications of local anesthesia are syncope, allergic reaction, drug toxicity, pain, edema, hematoma, infection, needle breakage and transient facial nerve paralysis.

3. Simply describe the etiology of dental caries

The etiology of dental caries is centralized around the Dr Miller’s chemocoparasitic theory; three factors theory. The 3 requirements are 1. Microorganism 2. Sugar and 3. Host and tooth are necessary for the etiology of dental caries and these factors interact over time causing caries. Other minor factors include enamel composition, morphology of the tooth, habit of brushing teeth and immunity are related.

4. Introduce the weak regions of mandible and clinical presentation of mandibular fracture

The weak regions are 1. meso-combination, 2. neck of condyle 3. mental foramen 4. angle of mandible. The clinical presentation of mandibular fracture are displacement, haematoma, edema, dysfunction, bone mobility and bony crepitus and monoanesthesia.

5. Describe a healthy periodontium

The gingiva should be pink. Firm in texture and there should not be signs of...