6: Path Of Oral Cavity And Salivary Glands

Question 1

Dental plaque

Answer 1

Sitcky, colorless biofilm that collects on teeth due to poor oral hygiene - certain microbes adhere here and reproduce

Question 2

What can dental plaque form if not removed?

Answer 2

Calculus (tartar)

Question 3

Pseudohyphae

Answer 3

Chain of budding yeast cells joined end to end

Question 4

Two of the most high risk strains of HPV for oral SCC

Answer 4

HPV16 and 18

Question 5

Four characteristics of dysplastic tissue

Answer 5

1. Loss of uniformity
2. Loss of architectural orientation
3. Pleomorphism
4. Mitotic figures

Question 6

Theory of field cancerization stats in terms of chronic exposure to carcinogens

Answer 6

1. 5 year survival rate for first primary tumor is better than 50%
2. Second primary tumors are the most common cause of death

Question 7

Three major salivary glands

Answer 7

Parotid, submandibular, sublingual

Question 8

Where are amylase and lipase secreted in the mouth?

Answer 8

1. Amylase: parotid gland

2. Lipase: submucosa of the tongue

Question 9

Four major functions of saliva

Answer 9

1. Lubrication and binding
2. Solubility of dry food
3. Oral hygiene
4. Initiation of starch digestion

Question 10

Three most refused vaccines

Answer 10

1. MMR
2. Flu
3. HPV

Question 11

Likelihood of a salivary gland tumor being malignant is inversely proportional to what?

Answer 11

Size of the salivary gland