PHCH 667 final Exam Questions and Answers
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During dipstick urinalysis, normal urine should not contain the following substances except for..
A. glucose
b. protein
c. sodium and potassium
d. albumin and hemoglobin c. sodium and potassium
which of the following methods/assays is NOT used to determine creatinine serum
concentration?
A. immunoassay (detect using antibodies against creatinine)
B. Jaffe reaction (reaction of creatinine with picric acid to form a red-orange complex)
C. enzymatic assay (reaction of creatinine with creatinine iminohydrolase) A.
immunoassay (detect using antibodies against creatinine)
which of the following would elevate serum creatinine concentration?
A. dehydration
,B. renal dysfunction caused by aminoglycosides
C. urinary tract obstruction
D. low calorie diet
E. a,b, and c
F. b, c and d E. A, b, and c
-- protein rich (low calorie) diet would elevate BUN (not creatinine)
BUN:SCr ratio can be used to determine the cause of acute kidney injury as prerenal or
intrarenal cause. which of the following lab results suggest intrinsic renal damage?
A. BUN:SCr <10 and both BUN and SCr are elevated than normal
B. BUN:SCr < 10 and both BUN and SCr are lower than normal
C. BUN:SCr >20 and both BUN and SCr are elevated than normal
D. BUN:SCr >20 and both BUN and SCr are lower than normal A. BUN:SCr <10 and both
BUN and SCr are elevated than normal
How is urea handled different from creatinine in kidneys?
A. urea is filtered at kidneys
, B. urea is secreted at kidney tubules
C. urea is reabsorbed (50%) at kidney tubules C. urea is reabsorbed (50%) at kidney
tubules
Which BUN:SCr ratio is indicative of dehydration?
A. 25
B. 15
C. 10
D. 5 A. 25
At which stage will CKD patients typically require kidney replacement therapy?
A. Stage 4 where GFR is 15-29 mL/min
B. Stage 5 where GFR is 15-29 mL/min
C. Stage 4 where GFR is less than 15-29 mL/min
D. Stage 5 where GFR is less than 15 mL/min D. Stage 5 where GFR is less than 15 mL/min
successful HBV vaccination can be distinguished from prior infection by the presence of anti-HBs
and absence of antibodies against other antigens (anti-HBc, anti-HBe)
Verified by Experts
During dipstick urinalysis, normal urine should not contain the following substances except for..
A. glucose
b. protein
c. sodium and potassium
d. albumin and hemoglobin c. sodium and potassium
which of the following methods/assays is NOT used to determine creatinine serum
concentration?
A. immunoassay (detect using antibodies against creatinine)
B. Jaffe reaction (reaction of creatinine with picric acid to form a red-orange complex)
C. enzymatic assay (reaction of creatinine with creatinine iminohydrolase) A.
immunoassay (detect using antibodies against creatinine)
which of the following would elevate serum creatinine concentration?
A. dehydration
,B. renal dysfunction caused by aminoglycosides
C. urinary tract obstruction
D. low calorie diet
E. a,b, and c
F. b, c and d E. A, b, and c
-- protein rich (low calorie) diet would elevate BUN (not creatinine)
BUN:SCr ratio can be used to determine the cause of acute kidney injury as prerenal or
intrarenal cause. which of the following lab results suggest intrinsic renal damage?
A. BUN:SCr <10 and both BUN and SCr are elevated than normal
B. BUN:SCr < 10 and both BUN and SCr are lower than normal
C. BUN:SCr >20 and both BUN and SCr are elevated than normal
D. BUN:SCr >20 and both BUN and SCr are lower than normal A. BUN:SCr <10 and both
BUN and SCr are elevated than normal
How is urea handled different from creatinine in kidneys?
A. urea is filtered at kidneys
, B. urea is secreted at kidney tubules
C. urea is reabsorbed (50%) at kidney tubules C. urea is reabsorbed (50%) at kidney
tubules
Which BUN:SCr ratio is indicative of dehydration?
A. 25
B. 15
C. 10
D. 5 A. 25
At which stage will CKD patients typically require kidney replacement therapy?
A. Stage 4 where GFR is 15-29 mL/min
B. Stage 5 where GFR is 15-29 mL/min
C. Stage 4 where GFR is less than 15-29 mL/min
D. Stage 5 where GFR is less than 15 mL/min D. Stage 5 where GFR is less than 15 mL/min
successful HBV vaccination can be distinguished from prior infection by the presence of anti-HBs
and absence of antibodies against other antigens (anti-HBc, anti-HBe)
