Epithelium Block 2 Flashcards

1
Q

red dots at the base of epithelial cells in digestive and reproductive system and glands and kidneys

A

terminal bars

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2
Q

three layers of terminal bars from superficial to deep

A

zonula occludens, zonula adherens, desmosome (macula adherens)

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3
Q

desmosome has a more blank organization than zonula adherens

A

regular

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4
Q

basement membrane separates blank tissue from blank tissue

A

epithelium, ct

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5
Q

two components of basement membrane

A

basal lamina, lamina reticularis

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6
Q

basal lamina three parts

A

lamina lucida, lamina densa, lamina lucida

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7
Q

epithelial cells form the blank

A

basal lamina

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8
Q

ct below epithelial cells produce blank

A

reticular lamina

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9
Q

little rivets where epithelium contacts basement membrane to help if there are forces that try to separate epithelial tissue and connective tissue

A

hemidesmosome

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10
Q

transitional epithelium of the bladder can be blank or blank

A

relaxed, distended

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11
Q

relaxed bladder has blank cells

A

larger rounder

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12
Q

distended (full) bladder has a blank layer of epithelium due to pressure of urine

A

thinner

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13
Q

lack of epithelium leads to blank formation

A

peptic ulcer

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14
Q

little fingers that are super close together and involved in absorption

A

microvilli

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15
Q

two places you can find microvilli

A

kidney, small intestine

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16
Q

cilia are made of blank

A

microtubules

17
Q

cilia arrangement of microtubules

A

9 doublets on outside, 2 doublets on inside

18
Q

stereocilia are unlike cilia because they arent involved in blank

A

movement

19
Q

stereocilia are more like blank than cilia

A

microvilli

20
Q

blisters are due to the break down of blank from friction and cells separating

A

desmosome/hemidesmosome

21
Q

metastatic cancer has reduced expression of blank which allows malignant cells to break away

A

adherent junctions

22
Q

diarrhea and cholera is caused by the loosening of blank in the gut so the epithelium leaks and loses fluids

A

tight junctions

23
Q

celiac disease is due to damage of the blank of the small intestine so absorption decreases

A

microvilli

24
Q

smoker’s cough is due to damage and loss of blank which normally move cilia out of lungs

A

cilia

25
Q

epithelium separates a tissue from a blank

A

lumen