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HIstology > Epithelium > Flashcards

Epithelium Flashcards

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1
Q

What type of epithelium is this?

what is the top line pointing too?

What is the secound line pointing too?

A

Simple Epithelium

Red blood cells in the lumen

Flat nucleus of endothelial cell

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2
Q

Epithelia are achored to the ….

A

Basal Lamina

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3
Q

Types of Basic Tissues

A

Epithelium

Connective :Adipose, cartilage, bone, hematopoietic

Muscle

Nervous

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4
Q

Epithelia are derived from …

A

Ectoderm, mesoderm and endodern

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5
Q

What type of epithelium is this?

A

Simple Cuboidal

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6
Q

What type of Epithelium is this?

What is the first line

secound line

Third line

Fourth line

A

Simple Columnar

Brushborder

Goblet Cel

Lamina propria

Simple columnar epithelium

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7
Q

What type of epithelium is this?

First Line..

Secound Line…

A

Stratified squamous with moderate keratin

Nonkeratinized!

Nuceli (outermost cells)

Basal Lamina

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8
Q

What type of epithelium is this?

First line: nuclei are not seen on outermost cells

Secound line:…?

A

Stratified quamous with abundant keratin

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9
Q

What type of epithelium is this?

Line 1

Line 2

Line 3

A

Pseudostratified columnar cilliated epithelium

Goblet Cell

Columnar ciliated Cell

Basal Cell

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10
Q

What type of Epithelium is this?

Line 1

Line 2

Line 3

Line 4

A

Pseduostratified columnar epithelium with sterocillia

clump of sterocillia

basal cell

columnar cell w/ sterocillia

sperm

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11
Q

What type of Epithelium is this?

from left to right

Line 1

Line 2

Line 3/4

A

Urothelium

Basal Cell

Dome shaped columnar cell

Plaques

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12
Q

BBSome protiens…

A

help load protien cargo to the ciliary axonme

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13
Q

What parts of the apical domain do these consist of?

A

Well the answers are there

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14
Q

What type of apical differentiion is this?

A

Actin filament core of Microvillus

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15
Q

What type of apical differentiation is this?

A

Sterocillia (note the branching)

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16
Q

What are the two major domains?

A

Apical and Basolateral

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17
Q

What are the three apical differentiations?

A

Cila

Microvilli

Sterocillia

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18
Q

What has a 9+2 mcitorubular arrangment?

A

Cilia (motile)

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19
Q

What has a 9+0 microtubular arrangment

A

Basal Bodies

central mictroubule not found

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20
Q

Epithelium has what embrological derivation?

A

Ecotderm

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21
Q

Mesoderm derives what type of epithelia?

A

Endothelium and Mesothelium

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22
Q

The Feulgen Reaction is specific for…

A

DNA

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23
Q

Glycoprotiens and Carbohydrates can be identified with what reaction?

A

The periodic acid-schiff reaction

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24
Q

Basmentmembrane is stained positive by which one : the Feulgen or Pas reaction?

25
Basophillia
Binding of a postively charged dye( bases postive) to negatively charged moiety Nucleic Acid in Nucleus and cytoplasm
26
Toluidine Blue
Basic Dye | (DNA and RNA)
27
To identify RNA containing sites..
Pretreatment with DNA-ase followed by touluidine blue
28
To identify DNA containing sites
pretreatment with RNA-ase followed by toluidine blue
29
RNA and DNA are.... Acidophillic? Basophilic?
Basophillic
30
Acidophillia
Binding of a negatively charged dye to a postively charged moiety (basic protiens)
31
Eosin
Acidic Dye
32
What type of fixation is for light microscropy?
parformaldehye
33
what type of embedding is used for light microscropy
Parraffin or glycol methacrylate
34
Does light microscropy used mictrotome or ultramictrotome?
Microtome( stainless steel) glass plate ultramictrotome is for elctron microscopy (glass/diamond) with a copper plate
35
What type of staining is used for electron microscopy?
Heavy metals
36
What type of staining is for light microscopes?
hematoxylin
37
What type of epithelium lines the small intestine?
Simple Columnar
38
What type of epithelium lines the Kidney nephrons and the throid follicles?
Simple Cuboidal
39
What type of epithelium lines the esophageous?
Moderate (non-keratinized) Stratified Squamous Epithelium
40
What type of epithelium lines the epidermis?
Abundant ( Keratinized ) Stratified Squamous epithelium
41
What type of epithelium lines hte trachea?
Pseudostratified ciliated
42
What type of epithelium lines the epidymis?
psuedostratified columnar with stereocillia
43
What type of epithelia lines the urniary tract?
transitional epithelium
44
What type of epithelia lines the small intestine?
simple columnar
45
Microvilli is made out of?
Actin (non-motile)
46
Microvilli formes the brushborder of ....
the small intestine
47
Microvilli absorbs...
protiens sugar and lipids whicha re released at the basolateral domain into blood
48
Goblet Cells are located in the
respiratory and intestinal tract
49
What is the most frequently found type of epithelia?
Stratified squamous
50
Carcinoma
tumors with keratin..epithelial derived
51
Sarcoma
Tumor with connective Tissue
52
cilia grow out from...
Basal bodies
53
Principal cells are seen in what type of epithelia?
Psuedostratified sterocillia
54
The endoderm gives rise to epithelia in what area?
alimentary tube (digest tract)
55
The ectoderm gives rise to..
the Epidermis
56
The basolateral domain
anchors epithelial cells to one another
57
The fuelgen reaction is specfic for
DNA
58
The PAS reaction is specific for
glycoprotiens and carbohydrates
59

HIstology (17 decks)

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