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Organ Histology Final > Tongue and Teeth > Flashcards

Tongue and Teeth Flashcards

1
Q

What layer of the tongue is thicker dorsally, thinner and smoother posteriorly?

A

Mucosa

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2
Q

The mucosa of the tongue includes what papillae?

A

Filiform
Fungiform
Foliate
Circumvallate

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3
Q

Small salivary (von Ebner) glands are associated with?

A

Vallate Papillae

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4
Q

What is the function of the surface epithelium of the mucosa of the tongue?

A

Produce serous fluid to cleanse the taste buds on these papillae

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5
Q

Taste buds are located on all papillae EXCEPT?

A

Filiform Papillae

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6
Q

The lamina propria of the tongue is made of what tissue?

A

Loose CT

Adipose possible

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7
Q

What layer of the tongue is usually considered present on the tongue?

A

Submucosa

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8
Q

Submucosa of the tongue may possibly have what tissue?

A

Adipose

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9
Q

What layer of the tongue contains lingual salivary glands which produce the same products are major salivary glands?

A

Submucosa

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10
Q

Intrinsic tongue muscles have no external?

A

Attachment

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11
Q

What are the 4 alternating intrinsic tongue muscles arranged from dorsal to posterior?

A

Superior Longitudinal Muscle
Vertical Muscles alternating with Transverse Muscles
Inferior Longitudinal Muscles

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12
Q

What is the function of the intrinsic muscles?

A

Changes the shape of the tongue

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13
Q

What are the layers of the tooth from outside to inside?

A 
Ameloblasts
Enamal
Dentin
Predentin
Odontoblasts
Dental Papilla/Dental Pulp
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14
Q

What are polarized columnar cells that are lost following tooth eruption?

A

Ameloblasts

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15
Q

What is the function of ameloblasts?

A

Produce Enamal

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16
Q

What is 2mm thick and is the hardest substance in the body?

A

Enamal

17
Q

Enamel is made of interlinked enamel rods, but you cannot make more enamel after?

A

Tooth Eruption

18
Q

What is harder than bone and contains thin dentinal tubules containing nerves and cell processes of odontoblasts?

A

Dentin

19
Q

What is a precursor to dentin before mineralization?

A

Predentin

20
Q

What have columnar cells lining the pulp cavity and survive in adults?

A

Odontoblasts

21
Q

What is the function of odontoblasts?

A

Repair and Produce Dentin

Maintain Dentin

22
Q

What layer of the tooth is made of CT with may blood vessels and nerves?

A

Dental Papilla/Pulp

23
Q

What is a potential problem with dental papilla?

A

Extensive Inflammation

Organ Histology Final (11 decks)

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