Nephron Physiology

tubular lumen
Rend-IS.fr
" "
& " " glc GILT - 2 proximal convoluted tubule

Not - ◦
Active transport
3N ↳ small molecules
__µ+ a. a

g- Passive
Not -
◦
fleet
chloride

.gn
a. a +
sugars
- ᵈVᵈ& ↳ water
pinoytosrb
.
_
.
,
.




◦
Pinougtes
↳ macromolecules ,proteins
H2O




H+

g-
coat H2O # ti Hcoj metabolic mitochondria
&
← highly ,




#,
eetensive brush border

Nat




.¥-;÷•
medulla N°5 thin descending loop of
Henle
•

tip of v. ischemic
,
low Oz

tension brush border
→
only - 25mn
they → bee we no



want selects to remain in the Isf 0 few mitochondria & low metabolic activity
"
" " ÷
urine
,
we don't want salutes to be


immediately taken away by blood


sow




#
H2O thick
ascending loop of Henle
Nat
3 NÉ

-
p 2kt - Mt

Ni

A-
yᵗ
c-


<
- - -




-
-




-
- -




-
-




-
20
-
- Rt
# -




É%ʰ¥
- - -




Na : at
← →
- . . .
.




-÷
_




Caz
+



Mg2ᵗ ,


Not

a- ← - - - -
-
a- _
thick epithelial cells
3 Not ✓ few
p 2kt
-
microvilli

many mitochondria , high metabolic activity
cells
principal
✓ distel convoluted tubule
ENaC & Collecting duct
.
Net ← - -
- -




,



→aÉ☐
"


H2O Dfuepolvn -




:÷÷÷j¥÷:÷
cell




cell


HEY

Hᵗ④p-Hᵗ+ Hogs#
?⃝