Difference between revisions of "Reabsorption and Secretion Along the Distal Tubule and Collecting Duct - Renal Flash Cards - Anatomy & Physiology"

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<TD>What are the two cells types of the distal tubule and what are their functions?</TD>
 
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* Principal cells
 
** Absorb sodium
 
** Excrete potassium and hydrogen
 
** Site of action of Aldosterone
 
* Intercalated cells
 
** ATP driven proton secretion</font></TD>
 
<TD>[[Reabsorption and Secretion Along the Distal Tubule and Collecting Duct - Anatomy & Physiology#Distal Tubule|Link]]</TD>
 
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<TD>Where does the collecting duct develop from?</TD>
 
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The branched ureteric bud</font></TD>
 
<TD>[[Reabsorption and Secretion Along the Distal Tubule and Collecting Duct - Anatomy & Physiology#Developmental|Link]]</TD>
 
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<TD>How is potassium excreted in the distal tubule?</TD>
 
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Using the potassium/chloride symporter</font></TD>
 
<TD>[[Reabsorption and Secretion Along the Distal Tubule and Collecting Duct - Anatomy & Physiology#Potassium|Link]]</TD>
 
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<TD>By which two methods is H<sup>+</sup> secreted?</TD>
 
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*H<sup>+</sup> ATPase
 
*H<sup>+</sup>/K<sup>+</sup> ATPase antiporter
 
</font></TD>
 
<TD>[[Reabsorption and Secretion Along the Distal Tubule and Collecting Duct - Anatomy & Physiology#H+ and HCO3-|Link]]</TD>
 
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<TD>Despite urea passively diffusing out of the collecting its concentration actually increases. Why?</TD>
 
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Water follows the urea as it is absorbed</font></TD>
 
<TD>[[Reabsorption and Secretion Along the Distal Tubule and Collecting Duct - Anatomy & Physiology#Urea and Water Reabsorption|Link]]</TD>
 
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[[Category:Urine Production]][[Category:Urinary System Anatomy & Physiology Flashcards]]
 

Revision as of 19:26, 18 August 2008