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| + | {{toplink |
| + | |backcolour = C1F0F6 |
| + | |linkpage =The Nephron - Renal Flash Cards - Anatomy & Physiology |
| + | |linktext =THE NEPHRON - RENAL FLASH CARDS |
| + | |maplink = Urinary System (Content Map) - Anatomy & Physiology |
| + | |pagetype =Anatomy |
| + | }} |
| + | <br> |
| '''Use the mouse to highlight the answers. They are written in white''' | | '''Use the mouse to highlight the answers. They are written in white''' |
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− | <TABLE BORDER="2" BORDERCOLOR="#6600FF" CELLPADDING="2" CELLSPACING="2" WIDTH="80%">
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− | <TR>
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− | <TD>'''Question'''</TD>
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− | <TD>'''Answer'''</TD>
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− | <TD>'''Link'''</TD>
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− | </TR>
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− | <TR>
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− | <TD>To which ion is most transport in the proximal tubule linked?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Sodium</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Epithelial Transport|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>Which transporter found in the basolateral membrane is essential to maintain low intracellular sodium levels?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Sodium/potassium ATPase</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Introduction to Reabsorption|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>Why does the concentration of the tubular fluid remain constant along the tubule despite the reabsorption of ions such as sodium?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Water passively follows the reabsorbed sodium so the concentration remains fairly similar but the volume is reduced</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Epithelial Transport|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>When being reabsorbed alone how does sodium enter the epithelial cells?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Via ion channels</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Sodium|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>Sodium is able to leave the intersitium and enter the blood because...?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | The blood has a low hydrostatic and high protein osmotic pressure</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Sodium|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>What is the main route of potassium reabsorption from the proximal tubule?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | paracellular</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Potassium|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>Potassium is cleared from the cell using a co-transporter with which other ion?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Chlorine</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Potassium|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>How is glucose reabsorbed?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Co-transported with sodium</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Glucose|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>The plasma concentration at which glucose can first be detected in the urine is called?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | The renal threshold for glucose</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Glucose|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>Define Splay?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Between the renal threshold and T-Max the amount of glucose filtered and the amount of glucose in the urine is not linearly related. This is becuase some nephrons have a greater capacity for reabsorbtion than others and are not overcome as easily.</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#T Max and Splay|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>Define T Max?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Is the point at which every nephron is running at full capacity of reabsorping glucose. After this point the glucose cocentration filtered and excreted increase linearly.</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#T Max and Splay|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>How is hydrogen excreted?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Sodium/hydrogen antiporter</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Secretion of H+|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>Which enzyme is pivotal in the reuptake of bicarbonate?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Carbonic anhydrase</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Reabsorption of HCO3-|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>How is protein reabsorbed?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Endocytosis</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Protein|Link]]</TD>
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− | </TR>
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− | <TR>
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− | <TD>What is the name of the process by which many drugs are excreted into the proximal tubule?</TD>
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− | <TD>
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− | <FONT COLOR="#FFFFFF">
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− | Primary Active Secretion</FONT></TD>
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− | <TD>[[Reabsorption and Secretion Along the Proximal Tubule - Anatomy & Physiology#Primary Active Secretion - Organic Acids and Bases|Link]]</TD>
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− | </TR>
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− | </table>
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− | [[Category:Urine Production]][[Category:Urinary System Anatomy & Physiology Flashcards]]
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