Difference between revisions of "Reabsorption and Secretion Along the Nephron Summary Table - Anatomy & Physiology"

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<TD>'''Sodium'''</TD>
 
<TD>'''Sodium'''</TD>
 
<TD>
 
<TD>
* Passively enters the cell via ion channels or co-transported with another compound.
+
* Passively enters the cell via ion channels or co-transporters in the apical membrane.
 
* Is pumped out of the cell via the sodium/potassium ATPase in the basolateral membrane
 
* Is pumped out of the cell via the sodium/potassium ATPase in the basolateral membrane
 
* [[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Sodium|Link to Article]]</TD>
 
* [[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Sodium|Link to Article]]</TD>
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<TR>
 
<TR>
 
<TD BGCOLOR="#C1f0f6">'''Potassium'''</TD>
 
<TD BGCOLOR="#C1f0f6">'''Potassium'''</TD>
<TD BGCOLOR="#C1f0f6"></TD>
+
<TD BGCOLOR="#C1f0f6">
 +
* Potassium mainly moves across the membrane via the paracellular route. 
 +
* It is then pumped into the cell in exchange for sodium via the sodium/potassium ATPase in the basolateral membrane
 +
* It then leaves the cell using a co-transporter with chlorine
 +
* [[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Potassium|Link to Article]]</TD>
 
<TD BGCOLOR="#C1f0f6"></TD>
 
<TD BGCOLOR="#C1f0f6"></TD>
 
<TD BGCOLOR="#C1f0f6"></TD>
 
<TD BGCOLOR="#C1f0f6"></TD>
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<TR>
 
<TR>
 
<TD>'''Urea'''</TD>
 
<TD>'''Urea'''</TD>
<TD></TD>
+
<TD>
 +
*Is passively reabsorbed
 +
** [[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Urea|Link to Article]]</TD>
 
<TD></TD>
 
<TD></TD>
 
<TD></TD>
 
<TD></TD>

Revision as of 12:03, 4 September 2008

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()Map REABSORPTION AND SECRETION ALONG THE NEPHRON (Map)



Substance
Proximal Tubule
Loop of Henle
Distal Tubule and Collecting Duct
Hormonal Influences
Sodium
  • Passively enters the cell via ion channels or co-transporters in the apical membrane.
  • Is pumped out of the cell via the sodium/potassium ATPase in the basolateral membrane
  • Link to Article
Potassium
  • Potassium mainly moves across the membrane via the paracellular route.
  • It is then pumped into the cell in exchange for sodium via the sodium/potassium ATPase in the basolateral membrane
  • It then leaves the cell using a co-transporter with chlorine
  • Link to Article
Urea
Water
Glucose
Protein
Calcium
H+ and HCO3-
Organic Acids and Bases