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Cell Biology > Types of Epithelium > Flashcards

Types of Epithelium Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

What type of tissue has stratified cuboidal or columnar epitthelium?

A

Conjunctiva

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2
Q

What type of tissue has stratified sqaumous keratinized epithelium?

A

Epidermis

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3
Q

What type of tissue has stratified sqaumous non keratinized epithelium?

A

Corneal epithelium

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4
Q

What type of tissue has simple squamous epithelium?

A

Corneal endothelium

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5
Q

What type of tissue has simple cuboidal epithelium? also knowns as what kind of layer?

A

RPE (dont forget pigmentation, thyroid and kindey also have it)
bilayer epithelium

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6
Q

Pseudostratified columnar cells are found in what tissue? key characteristic?

A

Respiratory (i.e. trachea) signature cilia

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7
Q

SImple columnar epithelium found where?

A

large intestines

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8
Q

Transitional epithelium found where? what is so unique about it?

A

Bladder

sizing of cells, apical has large cells and basal is smaller this is normally the opposite in this tissue.

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9
Q

Avg radius of globe?

A

12mm

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10
Q

Avg radius of cornea?

A

8mm

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11
Q

Avg width of central cornea?

A

.53mm

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12
Q

Avg width of peripheral cornea?

A

.71 mm

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13
Q

BM is about how thick?

A

40-60 um

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14
Q

Bowmans is how thick?

A

12um

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15
Q

decemets is how thick? does it remain this thick throughout life? what is unique about decemets?

A

8-12um
no it gets thicker with age
it has NO hemidesmosomes

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16
Q

can the bowmans membrane regenerate if damaged? can decemets?

A

NO leaves a scar.

YES

17
Q

Can corneal epithelium regenerate? can corneal endothelium?

A

yes as long as bowmans is not damaged, yes.

18
Q

corneal epithelium is normally how many cell layers thick? what types of cells?

A 
5-7
basal cells (one layer)
Wing cells (2-3 layers)
Superficial cells (2-3 layers)
19
Q

what tissue has dense irregular tissue?

A

dermis of skin, glands

20
Q

what tissue has dense irregular CT?

A

corneal stroma and sclera

21
Q

what tissue has loose CT?

A

iris stroma

22
Q

What type of structure are the sweat glands?

A

simple coiled tubular

23
Q

what type of structure are the oil glands?

A

simple branched acinar

24
Q

what type of structure is the lacrimal gland?

A

compound tubuloacinar

Cell Biology (24 decks)

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