[ANAT] BLADDER

Question 1

embryological origin of bladder

Answer 1

endodermal

Question 2

embryological origin of trigone

Answer 2

mesodermal

Question 3

position of bladder in adults

Answer 3

pelvic
abdominal when full

Question 4

position of bladder in children

Answer 4

abdominal

Question 5

when does bladder sink to pelvis

Answer 5

puberty

Question 6

capacity

Answer 6

300-500ml

Question 7

apex relation

Answer 7

behind symphsis pubis

Question 8

apex is connected to ant abdominal wall by

Answer 8

median umbilical ligament

Question 9

median umbilical ligament arises from

Answer 9

obliterated urachus

Question 10

base relations in males (3)

Answer 10

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

Question 11

base relations in female

Answer 11

vagina & cervix

Question 12

surface covered by peritoneum

Answer 12

superior

Question 13

surface devoid of peritoneum

Answer 13

inferolateral surfaces

Question 14

superior surface relations in males

Answer 14

sigmoid colon
loops of ileum

Question 15

superior surface relations in females

Answer 15

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

Question 16

inferolateral surface relations

Answer 16

1-obturator internus
2-levator ani

Question 17

bladder is separated from obturator internus & levator ani by

Answer 17

retropubic fat

Question 18

neck relation in male

Answer 18

1-behind symphysis pubis
2-rests on prostate base

Question 19

neck is continuous w/

Answer 19

urethra

Question 20

neck is pierced by

Answer 20

internal urethral meatus

Question 21

neck relations in female

Answer 21

behind symphysis pubis

Question 22

annular smooth msc around neck of bladder

Answer 22

internal urethral sphincter

Question 23

true ligaments

Answer 23

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

Question 24

false ligaments

Answer 24

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

Question 25

median umbilical fold covers

Answer 25

median umbilical ligament

Question 26

medial umbilical fold covers

Answer 26

obliterated umbilical artery

Question 27

lateral umbilical fold covers

Answer 27

inferior epigastric artery

Question 28

mucosa in empty bladder shows

Answer 28

rugae

Question 29

most fixed part of bladder

Answer 29

neck

Question 30

trigone bounded by

Answer 30

2 ureteric orifices internal urethral orifice

Question 31

mucosa of trigone cc

Answer 31

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

Question 32

ureteric orifices shape

Answer 32

crescentic slits

Question 33

apex of trigone formed by

Answer 33

internal urethral orifice

Question 34

uvula vesicae formed in? by?

Answer 34

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

Question 35

arterial supply

Answer 35

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

Question 36

venous supply

Answer 36

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

Question 37

venous plexus supplying bladder originates from

Answer 37

internal iliac vein

Question 38

LN supply

Answer 38

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

Question 39

parasympathetic supply

Answer 39

S2 S3 S4

Question 40

parasympathetic supply function

Answer 40

contract wall relax sphincter = MICTURITION

Question 41

sympathetic supply

Answer 41

T11-L2

Question 42

sympathetic supply function

Answer 42

relax wall contract sphincter = RETENTION

Question 43

sensory supply function

Answer 43

distention pain

Question 44

external sphincter nerve supply

Answer 44

pudendal nerve: S2 S3 S4

Question 45

micturition facilitated by

Answer 45

parasympathetic fibers

Question 46

retention facilitated by

Answer 46

sympathetic fibers pudendal n (external sphincter)

Question 47

space b/w bladder & post surface of pubic bones

Answer 47

retropubic space

Question 48

floor of retropubic space is formed of

Answer 48

median pubo-prostatic/ pubo-vesical ligaments

Question 49

sides of floor of retropubic space is formed of

Answer 49

lateral pubo-prostatic ligaments

Question 50

retropubic space permits

Answer 50

bladder distention in rupture of bladder

Question 51

in case of ruptured bladder, urine accumulates in

Answer 51

retropubic space

Question 52

retropubic space is filled w/

Answer 52

retropubic fat

Question 53

retropubic space is continuous superiorly w/

Answer 53

extraperitoneal fat of ant abdominal wall