RENAL PHYSIOLOGY

1. What percentage of nephron has long loop of henly ?
5
15
85
25
2. Which is not right about juxtaglomerular complex-
Jg cell in afferent arteriole
Lacis cell present
Macula densa presents in efferent arteriole
Macula densa is a specialised epithelial cell
3. Not true about renal circulation-
Has two sets of capillary
Blood flow of kidney is more in medulla than cortex
Autoregulation of RBF occurs
Has a high pressure capillary bed
4. Kidney does not secrete-
Angiotensin 11
Renin
Erythropoietin
1,25 dihydroxycholecalciferol
5. Right value of normal GFR -
125ml/hr
180 l/day
1ml/min
120ml/min
6. Factor which decrease GFR-
Bowman's capsule colloidal osmotic pressure
Stimulation of SNS
Renal Blood flow if increased
Moderate constriction of efferent arteriole
7. Which hormone/Autocoids decreases GFR?
Endothelin
PG
Bradykinin
NO
8. Which substance is not secreted by renal tubule ?
Ammonia
Urea
Creatinine
Penicilin
9. Normal PH of urine -
4.5-6.8
6-7.8
5.5-7.8
4.5-8
10. Renin secretion is increased by-
HTN
Overhydration
Na depletion
Dilatation of renal artery
11. Which is correct?
Urine specific gravity:1010-1040
Straw color urine due to stercobilinogen
Smoky urine in jaundice
Glucose clearance rate 0ml/min
12. Which one is not right -
ECF glucose content is high
Ca2+ is high in ECF
Osmolarity is more in ECF
Protein is high in ICF
13.In case of adult water turn over is approximately-
45%
26%
18%
15%
14. Not a cause of hypertonic hypovolemia -
Severe hemorrhage
Persistent vomitting
Severe burn
Osmotic diuresis
15. Which is not a cause of Hypotonic hypervolemia ?
CCF
Cushing syndrome
Kwashiorkor
Hepatic failure
16. Which causes Potassium to shift inside cell-
DM
Beta blocker
Insulin
Acidosis
17. Which is not correct-
Plasma osmolarity is maintained mainly by colloids
Normal value about 300mosm/l
Ph of ICF is less than ECF
Osmolarity is same in ECF and ICF
18. Which is not a cause of Polyuria ?
Diuretics
DM
DI
Nephrotic syndrome
19. Amount of daily fluid lost from skin everyday :
300 ml
100 ml
200 ml
350 ml
20. Which is not a cause of hypertonic volume contraction?
Loss of small intestinal content
Diarrhoea
Vomiting
Profuse sweating
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