Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
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
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
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
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Colloidal Osmotic Pressure of Bowman's capsule:
Anonymous Quiz
3%
Opposes filtration.
2%
= 60 mmHg
90%
=zero as no protein in Bowman's capsule
5%
Is the main driving force of filtration.
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The net filtration forces or the filtration pressure =
Anonymous Quiz
2%
5 mmHg
91%
10 mmHg
5%
15 mmHg
3%
20 mmHg
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Glomerular Hydrostatic Pressure is increased by:
Anonymous Quiz
11%
Severe efferent arteriolar constriction
80%
Afferent arteriolar dilatation.
7%
Afferent arteriolar constriction.
2%
Increase Kf.
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️
Glucose is reabsorbed from:
Anonymous Quiz
0%
Distal convoluted tubule.
0%
Loop of Henle.
100%
Early part of proximal convoluted tubule.
0%
Collecting duct.
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Reabsorption of glucose at luminal border needs:
Anonymous Quiz
18%
SGLT-1
2%
GLUT-1
8%
GLUT-2
73%
SGLT-2