Bladder Flashcards
ventral cloaca becomes
urogenital sinus
urogenital sinus becomes
bladder ,prostate, urethra and lower vagina
allantois connects cloaca to
umbilical cord
bladder is a _____ organ in children and infants
abdominal (becomes pelvic at puberty
bladder lined with
mucous membrane which contains folds or rugae
3 layers of the bladder
Connective tissue submucosa (inner)
A muscle layer
Fibrous adventia (outer)
wall thickeness of empty and distended bladders
empty <5mm
distended <3mm
why do we want the bladder distended for US
to evaluate walls
ureters are
Continuation of the renal pelvis that extend to the posterior bladder wall (trigone
diameter of ureters
<5mm
are ureters normally seen
not if they’re a normal size
three constricted areas of ureters
- At the Ureteropelvic junction (UPJ)
- As they cross the iliac vessels
- At the junction with the bladder (UVJ)
shape of prostate in boys
ellipsoid
prostate U?S appearance
hypo echoic and more homogenous than adults
what plane is the seminal vesicles best seen
Transverse (seagull appearance)