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UROGENITAL > [ANAT] BLADDER > Flashcards

[ANAT] BLADDER Flashcards

1
Q

embryological origin of bladder

A

endodermal

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2
Q

embryological origin of trigone

A

mesodermal

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3
Q

position of bladder in adults

A

pelvic
abdominal when full

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4
Q

position of bladder in children

A

abdominal

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5
Q

when does bladder sink to pelvis

A

puberty

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6
Q

capacity

A

300-500ml

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7
Q

apex relation

A

behind symphsis pubis

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8
Q

apex is connected to ant abdominal wall by

A

median umbilical ligament

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9
Q

median umbilical ligament arises from

A

obliterated urachus

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10
Q

base relations in males (3)

A

1-ampulla of vas
2-seminal vesicles
⤷separate base from rectum
3-recto-vesical pouch

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11
Q

base relations in female

A

vagina & cervix

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12
Q

surface covered by peritoneum

A

superior

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13
Q

surface devoid of peritoneum

A

inferolateral surfaces

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14
Q

superior surface relations in males

A

sigmoid colon
loops of ileum

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15
Q

superior surface relations in females

A

1-uterus
2-loops of ileum in utero-vesical pouch

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16
Q

inferolateral surface relations

A

1-obturator internus
2-levator ani

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17
Q

bladder is separated from obturator internus & levator ani by

A

retropubic fat

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18
Q

neck relation in male

A

1-behind symphysis pubis
2-rests on prostate base

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19
Q

neck is continuous w/

A

urethra

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20
Q

neck is pierced by

A

internal urethral meatus

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21
Q

neck relations in female

A

behind symphysis pubis

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22
Q

annular smooth msc around neck of bladder

A

internal urethral sphincter

23
Q

true ligaments

A

1-lateral pubo-vesical/pubo-prostatic ligament
2-medial pubo-vesical/pubo-prostatic ligament
3-median umbilical ligament

24
Q

false ligaments

A

1-median umbilical fold
2-medial umbilical fold
3-lateral umbilical fold

25
Q

median umbilical fold covers

A

median umbilical ligament

26
Q

medial umbilical fold covers

A

obliterated umbilical artery

27
Q

lateral umbilical fold covers

A

inferior epigastric artery

28
Q

mucosa in empty bladder shows

A

rugae

29
Q

most fixed part of bladder

A

neck

30
Q

trigone bounded by

A

2 ureteric orifices
internal urethral orifice

31
Q

mucosa of trigone cc

A

more vascular & sensitive than rest of bladder
firmly adherent to underlying muscle layer

32
Q

ureteric orifices shape

A

crescentic slits

33
Q

apex of trigone formed by

A

internal urethral orifice

34
Q

uvula vesicae formed in?
by?

A

BPH
raising of mucosa behind internal urethral orifice due to bulging of prostate median lobe

35
Q

arterial supply

A

♂: superior vesical & inferior vesical arteries
♀: inferior vesical & vaginal arteries
+ obturator a, middle rectal, inferior gluteal a

36
Q

venous supply

A

♂: vesico-prostatic venous plexus
♀: vesico-vaginal venous plexus

37
Q

venous plexus supplying bladder originates from

A

internal iliac vein

38
Q

LN supply

A

external iliac
+obturator LNs, internal iliac LNs, common iliac
LNs

39
Q

parasympathetic supply

A

S2
S3
S4

40
Q

parasympathetic supply function

A

contract wall
relax sphincter
= MICTURITION

41
Q

sympathetic supply

A

T11-L2

42
Q

sympathetic supply function

A

relax wall
contract sphincter
= RETENTION

43
Q

sensory supply function

A

distention
pain

44
Q

external sphincter nerve supply

A

pudendal nerve:
S2
S3
S4

45
Q

micturition facilitated by

A

parasympathetic fibers

46
Q

retention facilitated by

A

sympathetic fibers
pudendal n (external sphincter)

47
Q

space b/w bladder & post surface of pubic bones

A

retropubic space

48
Q

floor of retropubic space is formed of

A

median pubo-prostatic/ pubo-vesical ligaments

49
Q

sides of floor of retropubic space is formed of

A

lateral pubo-prostatic ligaments

50
Q

retropubic space permits

A

bladder distention in rupture of bladder

51
Q

in case of ruptured bladder, urine accumulates in

A

retropubic space

52
Q

retropubic space is filled w/

A

retropubic fat

53
Q

retropubic space is continuous superiorly w/

A

extraperitoneal fat of ant abdominal wall

UROGENITAL (22 decks)

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