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My Renal > Histology of Bladder and Urethra > Flashcards

Histology of Bladder and Urethra Flashcards

1
Q

What are the three layers of the bladder

A

Mucosa
Musculosa
Adventitia/Serosa

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2
Q

Which region of the bladder does not possess many mucosal folds

A

Trigone region

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3
Q

What kind of epithelium is in the bladder

A

transitional/urothelium

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4
Q

What are the two layer of the musculosa in the bladder

A

an inner longitudinal IL layer and an outer circular OC layer

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5
Q

Which part of the bladder has serosal covering

A

bladder dome

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6
Q

The third outer longitudinal layer of the bladder is only found in which region

A

neck region

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7
Q

What is the term used to describe the arrangement of the detrusor muscle bundles

A

Plexiform arrangement

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8
Q

Uroepithelium, permeable or impermeable to salts and water?

A

Impermiable

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9
Q

What are the three cell layers of the uroepithelium

A
  1. superficial layer of large single/binucleated dome-shaped/umbrella cells.
  2. The intermediate cell layer
  3. basal cell layer
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10
Q

Which cell layer of the uroepithelium contains pear-shaped cells and desmosomes

A

intermediate cell layer

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11
Q

Under which condition would the umbrella cells be highly stretched and appear as squamous

A

When the bladder is filled

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12
Q

Which type of cells in the bladder contains plaques in their apical membrane

A

Umbrella cells

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13
Q

Which type of cells in the bladder contains tight junctions and their lateral domains exhibit interdigitations.

A

Umbrella cells

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14
Q

Which type of cells in the bladder contains fusiform vesicles

A

Umbrella cells

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15
Q

Lining epithelium in the prostatic urethra

A

urothelium

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16
Q

Lining epithelium in the membranous urethra

A

stratified or pseudostratified columnar epithelium

17
Q

Lining epithelium in the penile urethra

A

pseudostratified columnar epithelium

18
Q

Lining epithelium in the upper half of the female urethra

A

urothelium

19
Q

Lining epithelium in the lower half of the female urethra

A

pseudostratified columnar epithelium

20
Q

Lining epithelium just before the termination of the female urethra

A

stratified squamous epithelium

21
Q

What are the three glands present in the male urethra

A
  • Bulbourethral (Cowper) glands
  • Littré glands
  • Intraepithelial (juxtaepithelial) glands
22
Q

Which mucous glands are in the bulbous and membranous urethra

A

Bulbourethral (Cowper) glands

23
Q

Which mucous glands are in the penile urethra

A

Littré glands

24
Q

What are the two glands present in the female urethra

A

Periurethral (Skene) glands:

Littré (Minor vestibular) glands

25
Q

The striated muscle of which structure forms the external urethral sphincter

A

urogenital diaphragm

26
Q

The plaques found on the apical surface of umbrella cells come from which structure within the cell

A

Fusiform vesicles

My Renal (9 decks)

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