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Anatomy > Oral Cavity Histology > Flashcards

Oral Cavity Histology Flashcards

1
Q

What 2 parts make up the oral cavity?

A

Vestibule and Oral Cavity Proper

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2
Q

What are the 3 salivary glands and where do they empty?

A

Partoid, submandibular, and sublingual; open into oral cavity

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3
Q

What are the 3 type of mucosa?

A

Masticatory, specialized, and lining mucosae

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4
Q

What layers of mucosa have SSE keratinized epithelium? parakeratinized? Non keratinized?

A

Masticatory and Specialized; Masticatory; Lining

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5
Q

What type of epithelium have spare, short papillae?

A

Lining epithelium

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6
Q

What type of epithelium have deep papillae?

A

Masticatory Mucosa

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7
Q

What are the 4 types of lingual papillae?

A

Foliform, fungiform, circumvallate, and Foliate

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8
Q

Which is the only type of papillae that doesn’t have taste buds?

A

Filiform papillae

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9
Q

What type of papillae is the smallest and most numerous on the anterior 2/3rds?

A

Filiform papillae

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10
Q

What type of papillae separates the anterior 2/3rds from the posterior 1/3rd of the tongue?

A

Circumvallates

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11
Q

What are the 3 cell types of the taste buds?

A

Sensory cells, supporting cells, and basal cells

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12
Q

What are the 5 tastes?

A

Sweet, salty, sour, bitter, and umami

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13
Q

Where is the detection of bitterness limited to?

A

In the back of the tongue

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14
Q

What are the major salivary glands?

A

Parotid, submandibular, and sublingual

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15
Q

What are the 2 principal cells in the glands?

A

Serous Cells and Mucous Cells

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16
Q

What do serous cells secrete?

A

watery substance w/ protein, amylase, and lysozymes

17
Q

What are clusters of cells in salivary glands called?

A

Acini or alveoli

18
Q

what are elongated contractile cells that surround the epithelial basal lamina?

A

Myoepithelial Cells

19
Q

What structure originates from a cine, that secrets and absorbs, and has a simple cuboidal epithelium?

A

Intercalated Ducts

20
Q

What substructures are salivary glands organized into?

A

Lobules

21
Q

What 2 ducts modify secretion?

A

intercalated and Striated Ducts

22
Q

What gland is composed purely of serous acini?

A

Parotid Gland

23
Q

What gland is mixed, but consists mostly of serous acini?

A

Submandibular gland

24
Q

What is the structure formed in sublingual glands in which the serous cells form a cap?

A

Serous Demilune

Anatomy (9 decks)

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