NPNs

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Questions and Answers

Produced from deamination of amino acids

  • BUN
  • BUA
  • Creatinine
  • Ammonia (correct)

Formed from creatine phosphate

  • BUN
  • BUA
  • Creatinine (correct)
  • Ammonia

Readily oxidized to allantoin

  • BUN
  • BUA (correct)
  • Creatinine
  • Ammonia

Synthesized from arginine, glycine, and methionine

<p>None of the above (D)</p> Signup and view all the answers

Formed in the liver from amino groups

<p>BUN (A)</p> Signup and view all the answers

Creatinine's in patient's taking cephalosporin

<p>Increase (A)</p> Signup and view all the answers

Blood uric acid in liver disease

<p>Decrease (B)</p> Signup and view all the answers

Creatine in muscular dystrophy

<p>Increase (A)</p> Signup and view all the answers

BUN in congestive heart failure

<p>Increase (A)</p> Signup and view all the answers

BUA in gout

<p>Increase (A)</p> Signup and view all the answers

Creatine in hyperthyroidism

<p>Increase (A)</p> Signup and view all the answers

BUN in dehydration

<p>Increase (A)</p> Signup and view all the answers

BUA in chronic renal disease

<p>Increase (A)</p> Signup and view all the answers

Creatinine in muscular dystrophy

<p>Normal (C)</p> Signup and view all the answers

BUA in Fanconi syndrome

<p>Decrease (B)</p> Signup and view all the answers

BUN in pregnancy

<p>Decrease (B)</p> Signup and view all the answers

Azotemia refers to the increased urea in the blood

<p>True (A)</p> Signup and view all the answers

Nearly all of uric acid in plasma is present as soluble monosodium urate.

<p>False (B)</p> Signup and view all the answers

Increased plasma creatinine levels always indicate decreased excretion.

<p>False (B)</p> Signup and view all the answers

Serum creatinine is higher in females than in males.

<p>False (B)</p> Signup and view all the answers

Which is FALSE about creatinine?

<p>Excretion depends on the diet (D)</p> Signup and view all the answers

Which is FALSE about BUA?

<p>It is affected by intake of recent meal (C)</p> Signup and view all the answers

What is the majority of the NPNs are excreted daily?

<p>BUN (B)</p> Signup and view all the answers

Acute glomerulonephritis

<p>Renal (B)</p> Signup and view all the answers

Tubular necrosis

<p>Renal (B)</p> Signup and view all the answers

Increased protein catabolism

<p>Pre-renal (A)</p> Signup and view all the answers

Obstruction

<p>Post-renal (C)</p> Signup and view all the answers

Cardiac decompensation

<p>Pre-renal (A)</p> Signup and view all the answers

Water depletion

<p>Pre-renal (A)</p> Signup and view all the answers

Chronic nephritis

<p>Renal (B)</p> Signup and view all the answers

Rupture of urinary bladder

<p>Post-renal (C)</p> Signup and view all the answers

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