epithelial tissue Flashcards

1
Q

What are tissues?

A

Groups of similar cells that perform specific functions

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2
Q

What does epithelial tissue do?

A

It covers exposed surfaces & cavities

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3
Q

What are the characteristics of epithelial tissue?

A

-Packed close together
-Attached to underlying tissue called the basement membrane
-Avascularity: no blood vessels
-Regeneration

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4
Q

What is squamos?

A

Thin and flat cells

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5
Q

What is cuboidal?

A

Square shaped cells

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6
Q

What is columnar?

A

Tall rectangles

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7
Q

What is simple?

A

Single cell layer

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8
Q

What is stratified?

A

Several layers of cells

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9
Q

What is pseudostratified?

A

Appears stratified but it is a single cell layer

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10
Q

What is the location of simple squamos?

A

Alveoli of lungs, bowman’s capsule of nephron, endothelium of blood vessels

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11
Q

What is the function of simple squamos?

A

Filtration, diffusion, osmosis

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12
Q

What is the location of simple cuboidal?

A

Covers the surface of the ovary, lines nephron tubules

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13
Q

What is the function of simple cuboidal?

A

Secretion (secrete enzymes) absorption (take in nutrients + carbs)

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14
Q

What is the location of simple columnar?

A

Lines stomach, uterus, intestines, & gallbladder

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15
Q

What is the function of simple columnar?

A

Secretion (secrete enzymes) absorption (take in nutrients + carbs)

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16
Q

What is the location/function of stratified squamous nonkeratinized?

A

Esophagus, vagina, mouth
function: protection

17
Q

What is the location/function of stratified squamous keratinized?

A

Epidermis of skin
function: protection

18
Q

What is the location of pseudostratified cilliated columnar epithelium?

A

Trachea (windpipe) & oviducts (fallopian tubes)

19
Q

What is the function of pseudostratified cilliated columnar epithelium?

A

Secretion + movement by cillia

20
Q

What is the location of transitional?

A

Lines urinary bladder & ureter

21
Q

What is the function of transitional?

A

Distension (stretching)

22
Q

What is the location of glandular?

A

Endocrine (produce+secrete hormones) & exocrine (secrete sweat) glands

23
Q

What is the function of glandular?

A

Secretion