robin082006 Forum Hero

Topics: 471 Posts: 5,125
| | 03/18/06 - 09:53 AM  
 
   
 
|   #2 |
D? I just guess because Sodium transport in ascending loop needs ATP and O2
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| nadiabarati
| | 03/18/06 - 09:56 AM  
 
   
 
|   #3 |
Are you sure that sodium transport need ATP?
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| chazan Forum Senior
Topics: 7 Posts: 53
| | 03/18/06 - 09:57 AM  
 
   
 
|   #4 |
I think it is C. The kidney is the most over perfused organ in the body and so even if the blood flow increases the oxygen consumption should still stay the same. Please let me know if I am completely wrong...
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| doc179 Forum Guru
Topics: 67 Posts: 1,217
| | 03/18/06 - 01:21 PM  
 
   
 
|   #5 |
chazan I dont know whether you are wrong..but I am taking guess and I am also opting for C
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| zaidsuror Forum Elite

Topics: 61 Posts: 238
| | 03/19/06 - 06:50 AM  
 
   
 
|   #6 |
d because na reabsorbtion is the main metabolic process in the kidney,so the greater na the greater the o2 consumption.and since filtrate load of na is GFR*PLASMA CONCENTRATION, then ,yes,the o2 consumption is directly related to the na reabsorbed.
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| vinaysaini19 Forum Junior
Topics: 12 Posts: 61
| | 03/21/06 - 07:20 AM  
 
   
 
|   #7 |
Renal vasculature shows Autoregulation. I think its C
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| mou Forum Newbie
Topics: 2 Posts: 21
| | 03/21/06 - 07:47 AM  
 
   
 
|   #8 |
ans is D 
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| Bartek Forum Senior

Topics: 1 Posts: 64
| | 03/21/06 - 08:21 AM  
 
   
 
|   #9 |
I was thinking abt. E but E is not quite correct (max O2 consumption is in OUTER medulla where max O2 is consumed during active Na absorption). So the correct answer is D. reference: http://www.uhmc.sunysb.edu/internalmed/nephro/web... (look at Fig.3)
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