Week 12 Flashcards

1
Q

Salivary glands are of ___origin

A

Ectoderm

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2
Q

Most salivary gland diseases affect or arise from_____ components

A

The Ductal and secretory

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3
Q

Salivary glands penetrate the submucosa as ___

A

tubular invaginations

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4
Q

salivary glands differentiate into___

A

End bulbs

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5
Q

The cells of salivary glands are ___

A

Acinar (secretory) cells and surrounded by contractile myoepithelial cells

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6
Q

What is the primary function of acinar cells?

A

Secretory

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7
Q

What are the three Mucous Retention Lesions?

A

• Mucocele
• Ranula
• Mucous Retention Cyst

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8
Q

How do most reactive lesions happen in salivary glands?

A

• Injury or obstruction to ducts
• Duct blockage or severance leads to pooling of saliva in the tissue
• Can lead to mild, chronic inflammation and fibrosis or sclerosis

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9
Q

Mucocele

A
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10
Q

Ranula

A
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11
Q
A

Ranula

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12
Q

Mucous retention cyst

Definition

Where they occur

Usually found in people___

Which is more common this mucoceles?

Symptoms?

Treatment?

A
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13
Q

Sialolithiasis

A
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14
Q
A

Sialolithiasis

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15
Q
A

Sialolithiasis

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16
Q

Sialadenitis

A
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17
Q
A

Sialadenitis

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18
Q
A

Sialadenitis

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19
Q

Salivary Gland Tumors Arise from

A

epithelium of the glands or from connective tissue supporting the gland

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20
Q

What percentages of salivary glands are tumors occur in major and minor glands?

A

70% major
30% minor

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21
Q

Benign salivary gland tumors/lesions called______and malignant lesions are termed___

A

“adenoma” since originated in a gland; “adenocarcinoma”

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22
Q

What salivary gland account for the most incidence of malignant tumors?

A
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23
Q

Clinical and microscopic features of benign and malignant salivary glands tumors

A
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24
Q

Pleomorphic adenoma

A
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25
Pleomorphic adenoma
26
Treatment for pleomorphic adenoma
surgical removal with a margin of normal tissue
27
Pleomorphic adenomas grow by
extension
28
Pleomorphic adenoma recurrences are
common (5-30%)
29
Pleomorphic adenomas Recurring lesions or those present for years can become
lobulated
30
In Pleomorphic adenomas ___can develop in the lesion, especially those that have____
Neoplastic cells; have recurred (25%)
31
Pleomorphic adenomas With recurrence, called
a Malignant Pleomorphic Adenoma or Malignant Mixed Tumor
32
a Malignant Pleomorphic Adenoma or Malignant Mixed Tumor?
33
Monomorphic adenoma Composed of
a single epithelial cell type
34
Monomorphic adenoma most common site is the
parotid
35
Types of monomorphic adenomas
- Basal cell adenoma • Basal cells in sheets or nests - Papillary cystadenoma lymphomatosum (Warthin tumor) • Lymphoid and epithelial cells seen but only the epithelial cells are neolastic - Oncocytoma • clusters of Oncocytes (cytoplasm filled with mitochondria)
36
Monomorphic adenoma
37
Types of salivary gland carcinomas, treatment and most common sites
38
Adenoid cystic carcinoma what it is and common sites
39
Mucoepidermoid carcinoma fast or slow growing, common extraoral and intraoral sites, most occur where?
40
41
List epithelial odontogenic tumors
42
Ameloblastoma
43
Ameloblastoma part 2
44
Ameloblastoma
45
Peripheral ameloblastoma
46
Calcifying epithelial odontogenic tumor
47
CEOT
48
Adenomatoid Odontogenic Tumor Odontogenic Adenomatoid Tumor (OAT)
49
OAT
50
Calcifying odontogenic cyst-gorlin cyst
51
COC
52
Mesenchymal odontogenic tumors
53
Odontogenic Myxoma
54
Odontogenic Myxoma
55
Cementifying and Ossifying Fibromas
56
Cementifying and Ossifying Fibromas
57
Cementoblastoma
58
Cementoblastoma
59
Mixed odontogenic tumors
60
Ameloblastic fibroma
61
62
Odontoma
63
Odontoma