The entire topic of the kidney including all information required at A Level, summarised onto a large sheet with diagrams, illustrations and electron micrograms for practice identifying the various structures
g
on goes # kidney
↳ amine group removed
Althea fenestrated
definitions :
( nitrogenous) endothelium
homeostasis -0 the maintenance of a constant steady internal environment , .
y
of 1-1203
a
solute balance ( gain loss
+
Osmoregulation -0 regulation of
cortex
excretion -0 the removal of toxic nitrogenous metabolic waste
µ /
- -
,
response that returns the system back to the setpoint
,
rn
y
,
deviation from the set at , triggers a
we feedback -0nA
,
%•aoqqBB•%→ medieval
,
,
-
① Ultrafiltration ( Glomerulus → Bowman 's cap )
n.im. >
✓ ↳ pyramids É
> Pressure arterioles builds pressurein
afferent
arteriole ① Ultrafiltration → differential width
btw afferent -1 efferent
¥¥÷:÷÷÷÷÷÷÷j÷÷¥÷
→ •iomeruius oecaailiariesinalomleressure
-
to e-ne coiling
prox of kidneysto Maressure
glomerulus ventricular systole + close
.im#------------
→ g. I
DCT > filter WIS /
→ basement membrane effective filter
urine formed here
↳
" " " "" " " " " """ " " " "" '
÷÷÷;÷÷.÷*÷
" '
cuboidal
ii
,wm¥€É
\
"* P
"
g.
duct
③selective Reabsorption
ng duct
endothelium cells
collecting * Loop often
"
-
comps A. As reabsorbed [ by
A FD then
SNP → wall all
+
AT → restoring 4
Nato CC reabsorbed by
-
plasma
plasma ante
-
proteins reabsorbed
by Rino #05's .
"s g. may
A,- → Wtem,
DR O.R. :dATPidAT
genzyme activity
-
* isotonic drinks don't affect
wall of PCT bloody or ADH or V01 urine#
columnar
ANF £ lo mitochondria
microvilli ,
carriers
AT
→ ATP for
cells
☒ sailnsrotein
hoopoe
N④YµMtsasal
Henie
for Foo AT
③ water conservation csrsatuoation) → channel
←
infoidingsof
Do
basal membrane
ADH made in hypothalamus
③water conservation stored + secreted from rdituitary
y→&M° t.g /g ; em.re
> not water -
ne feedback
> permeable to PCTIDCT
NWs¥¥¥
H2O
> notsalt
-0s Nacl
Ead
-
}
f
""
o -
2%7%2
E
-
.
"
g- ^ ñiim.is
SEM :-(
becoming , ☐
-
#-)
°
bowman
to
become hypotonic 2kg
B mmmzB&h
g
blood "
I -
gbmeruÉhm
NAUM just rdodocytes
p,
More auscuyoida, !!
case .
dilutes
cont ns..mg
than blood
cortex
000° MhM•eumenof
"
"
=
"
=
.
-
p
:
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i so pelvis
✓ & PCT
.
. .
medulla
HP PCTIDCT
g
Bowman,
glomerulus
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