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Filtration of plasma proteins in nephron is prevented by:
Anonymous Quiz
1%
The strong negative electrical charges present in podocytes
1%
Capillary endothelium which acts as a major barrier for plasma proteins.
96%
The strong negative electrical charges present in basement membrane.
1%
Pseudopodia of podocyte which acts as a physiological barrier.
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Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
Hydrostatic pressure of Bowman's capsule:
Anonymous Quiz
1%
is normally more than hydrostatic pressure of glomerular capillary.
81%
Opposes filtration.
10%
= 60 mmHg
7%
Is the main driving force of filtration
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Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
Regarding glucose reabsorption by the kidney:
Anonymous Quiz
1%
is passive process
4%
is depends on K+ reabsorption by secondary active counter transport.
15%
maximum amount reabsorbed by the tubules is called renal threshold.
80%
is complete below plasma glucose concentrations 180 mg/dl.
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Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
Regarding water reabsorption the following is true,EXCEPT:
Anonymous Quiz
13%
is increased by ADH in medullary collecting tubules.
60%
25% is reabsorbed in loop of Henle.
15%
is decreased in collecting tubules incase of water diuresis.
13%
increased medullary interstitial osmolarity increase it
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The most impotent mechanism responsible for high osmolarity of medullary interstitium:
Anonymous Quiz
10%
Vasa recta that acts as a countercurrent exchange system.
83%
loop of Henle that acts as a countercurrent multiplier system.
7%
passive diffusion of large amount of urea into the medullary interstitium.
0%
sluggish medullary blood flow
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Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
In proximal convoluted tubules the following is true, EXCEPT:
Anonymous Quiz
7%
100% of glucose and amino acids are reabsorbed.
10%
67% of Na and water are reabsorbed
15%
most of the water will be reabsorbed in the PCT through aquaporin1water channels.
68%
the osmolarity of the fluid leaving it is hyper osmotic in relation to the plasma.
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Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
The following manifestations are present in Batter's syndrome EXCEPT:
Anonymous Quiz
6%
hypokalemia
11%
hypercalciuria
77%
metabolic acidosis.
5%
hyponatremia
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Metabolic acidosis occurs in:
Anonymous Quiz
68%
Addison's disease
10%
prolonged sever vomiting
14%
Cushing syndrome.
8%
Conn's disease
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Regarding glucose reabsorption the following is true, EXCEPT:-
Anonymous Quiz
8%
occur 100% in proximal tubules
84%
all nephrons have the same amount of carrier
5%
can be blocked by Oubain
3%
depends on a common carrier with sodium.
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Calculating Filtration Load of a glucose if plasma glucose concentration is 100 mg% and GFR is 125 ml/min.
Anonymous Quiz
13%
100 ml/min
33%
12500 ml/min.
53%
125 ml/min
2%
50 ml/min.
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Use the values given to answer the question that follows: Glomerular hydrostatic P =50 mmHg Bowman's capsule hydrostatic P =10 mmHg Glomerular capillary oncotic P =32 mmHg The value of the net filtration pressure is:
Anonymous Quiz
77%
8 mmHg
12%
28 mmHg
12%
10 mmHg
0%
18 mmHg