41.  Find the incorrect statement regarding mechanism of urine formation in man

A. The glomerular filteration rate is about 125 ml/min

B. Tubular secretion takes place in the PCT

C. Aldostrone induces greater reabsorption of sodium

D. The counter current system contributes in diluting the urine

Answer : Option D

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42.  Transmination process takes place in

A. Liver

B. Kidney

C. Heart

D. All of above

Answer : Option A

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43.  According to solubility in water

A. NH3 > uric acid > urea

B. NH3 > urea > uric acid

C. Uric acid> urea > NH3

D. Uric acid > NH3 > urea

Answer : Option B

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44.  Passage of urine

A. Duct of belini - urethra - ureters - urinarray bladder

B. Urinary bladder - urethra - urters - calyces

C. Duct of ballini - calyces - urethra - urinary bladder

D. Duct of bellini - calyces - ureters - urinary bladder

Answer : Option D

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45.  How many NH3 required for a urea...

A. 1

B. 2

C. 3

D. 4

Answer : Option B

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46.  Loop of henle and collecting ducts are locketed in kidney is....

A. Cortex

B. Medulla pyramid

C. Columns of bertini

D. Calyces

Answer : Option B

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47.  The nature of nitroginious waste and their excretion depend on the large amount of

A. C6H12O6

B. NH2 CONH2

C. H2O

D. CO2

Answer : Option C

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48.  A process takes place in PCT is

A. Absorption of H+ to maintain PH

B. Secretion of buffer HCO3

C. Reabsorption of NACL

D. Secretion of urea

Answer : Option C

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49.  In cortical nephrones (LOH = Loop of henle)

A. LOH is long

B. coloecting tubule is short

C. LOH is sort

D. Absesnce of LOH

Answer : Option C

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50.  Peritubuler is in

A. Cortex

B. Deep in medulla

C. Calyces

D. Surround to duct of bellini

Answer : Option A

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