Genitourinary System
lecture notes
Urinary System .
LANDMARKS
ventral to
lumborum
quadratus
-
lateral to
<
idneys -
retroperitoneal psoas muscle
( fist size)
-
moves 3cm with
.
150g respiration
-
position maintained by :
-
T 12 -
L 3 -
intra abdominal pressure
-
peri renal fat
para renal fat
caudal flower)
-
-
R is more - renal fascia
-
renal vessels
-
ureter
-
L
-
is Longer
-
-
functional unit :
nephron [ glomerulus ,
tubules
]
.
glomerulus : a tuft of capillaries
-
function of macula densa : sodium sensor
-
function of juxtaglomerulus cells :
production of renin
-
(Malphigian) corpuscle : glomerulus + Bowman 's capsule
Renal
+ renal tubules
•
origin of nephron :
metanephric blastema
.. . . . .. . .
,
.
-
Juxta glomerular Apparatus
am
JG cells secret renin
-
:
-
Macula densa : senses changes
in
[ Na ]
.
mesangial cells
Juxta glomerular
cells
/ Gerota 's fascia : encapsulates
adrenal glands and kidneys
Epithelium :
•
glomerulus :
simple squamous
. Pct : cuboidal
?⃝
lecture notes
Urinary System .
LANDMARKS
ventral to
lumborum
quadratus
-
lateral to
<
idneys -
retroperitoneal psoas muscle
( fist size)
-
moves 3cm with
.
150g respiration
-
position maintained by :
-
T 12 -
L 3 -
intra abdominal pressure
-
peri renal fat
para renal fat
caudal flower)
-
-
R is more - renal fascia
-
renal vessels
-
ureter
-
L
-
is Longer
-
-
functional unit :
nephron [ glomerulus ,
tubules
]
.
glomerulus : a tuft of capillaries
-
function of macula densa : sodium sensor
-
function of juxtaglomerulus cells :
production of renin
-
(Malphigian) corpuscle : glomerulus + Bowman 's capsule
Renal
+ renal tubules
•
origin of nephron :
metanephric blastema
.. . . . .. . .
,
.
-
Juxta glomerular Apparatus
am
JG cells secret renin
-
:
-
Macula densa : senses changes
in
[ Na ]
.
mesangial cells
Juxta glomerular
cells
/ Gerota 's fascia : encapsulates
adrenal glands and kidneys
Epithelium :
•
glomerulus :
simple squamous
. Pct : cuboidal
?⃝
