NPN, KIDNEY FUNCTION TEST

The plasma contains ______ of non-protein nitrogenous compounds
40 - 90 mg/dl
20 - 35 mg/dl
10 - 35 mg/dl
10 - 25 mg/dl
What is the enzyme that catalyzes the synthesis of the active vitamin D
1-beta-hydroxylase
1-delta-hydroxylase
1-alpha-hydroxylase
1-epsilon-hydroxylase
Final site for urine concentration?
Which is does not belong to the group?
Potassium
Magnesium
Sodium
Chloride
Which is does not belong to the group?
Chloride
Phosphate
Magnesium
Calcium
Which is does not belong to the group?
Inulin test
Osmolality test
Creatinine test
Urea test
Reference method to assess GFR
Major non-protein compounds
Uric Acid
Urea
Ammonia
Creatinine
Secondary marker for GFR test
Serves as a nonselective filter of plasma substances
PCT
Collecting tubules
DCT
Glomerulus
Gold standard for assessing GFR
Urea clearance test
Creatinine clearance test
Creatine clearance test
Beta-trace protein
Which does not belong to the group?
High cardiac output
Pregnancy
Congestive heart failure
Burns
It is completely reabsorbed and catabolized by the PCT
Beta-trace protein
Urea
Creatinine
Cystatin C
GFR: 60-89
Kidney failure
Mildly decreased
Mildly to moderately decreased
Severely decreased
GFR: 45-59
Kidney failure
Mildly decreased
Mildly to moderately decreased
Severely decreased
GFR: >90
Kidney failure
Mildly decreased
Normal
Mildly to moderately decreased
Major end product of amino acid catabolism
Urea + DAM -> _____
BUN:Creatinine Ratio
30:1-40:1
10:1-20:1
10:2-20:2
1:1-2:1
Direct method for BUN?
Reference method for NPN
End product of muscle metabolism
Chemical method for Creatinine
Which does not belong to the group?
Ascorbate
Bilirubin
Glucose
Uric Acid
End color of Direct Jaffe Method
Pink - Orange
Black - Blue
White - Yellow
Red - Orange
It requires automated equipment for precision
Direct Jaffe Method
Folin - Wu Method
Kinetic Jaffe Method
Lloyd Earth method
Major product of purine catabolism
Which does not belong to the group?
Fanconi's Syndrome
Wilson's Disease
Gout
Hodgkin's disease
Specific method for BUN
Which does not belong to the group?
Folin
Caraway
Brown
Newton
In kidney disease, which NPN is the first to be elevated in plasma
Creatinine
Urea
Uric Acid
Ammonia
Indicates organ rejection
Cystatin C
BUN
Beta-trace protein
BUA
Which does note belong to the group
Renal tubules
Renal Pelvis
Renal Medulla
Renal Cortex
24 Urine specimen
Urea clearance
Creatinine clearance
Inulin clearance
Albumin clearance
BUN Conversion factor?
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