Renal Function and Related Topics MCQs
- Prerenal uremia occurs in:
- A. Congestive heart failure ✅
- B. Renal tumours
- C. Chronic renal failure
- D. Glomerulonephritis
- E. Benign prostatic hyperplasia
- A serum urea value of 60 mg/dl is equivalent to BUN value of:
- A. 15 mg/dl
- B. 28 mg/dl ✅
- C. 35 mg/dl
- Polyuria with increased urine specific gravity is a feature of:
- A. Pituitary diabetes insipidus
- B. Nephrogenic D.I.
- C. Chronic renal failure
- D. D.M. ✅
- Which of the following is a test of glomerular function:
- A. Measurement of urine specific gravity
- B. Measurement of low molecular weight proteins in urine
- C. Urinary acidification test
- D. Measurement of non protein nitrogenous compounds in blood
- E. Vasopressin test
- F. Measurement of low molecular weight proteins in urine ✅
- Low fixed urine specific gravity at 1010 is a feature of:
- A. Acute glomerulonephritis
- B. Diabetes insipidus
- C. Chronic renal failure ✅
- D. D.M.
- E. Nephrotic syndrome
- Which of the following is a glomerular function test:
- A. Serum creatinine ✅
- B. Fluid deprivation test
- C. Urinary acidification test
- D. Urine specific gravity
- E. Urine pH
- Concerning urine specific gravity, which one of the following statements is false:
- A. It is measured by a urinometer (hydrometer)
- B. It reflects the concentrating power of the kidney
- C. It is increased in diabetes insipidus ✅
- D. It becomes low and fixed in end stage renal diseases
- E. It increases after overnight fluid restriction in healthy subjects
- Which is diagnostic of acute post-streptococcal glomerulonephritis:
- A. Increased BUN and serum creatinine
- B. Hypocomplementaemia
- C. Impaired renal tubular function
- D. Oliguria and high urine specific gravity
- E. Hematuria and red blood cell casts ✅
- Creatinine clearance is calculated from serum or plasma creatinine (P in mg/dl), urine creatinine (U in mg/dl) and urine volume (V in mL/min) as follows:
- A. Clearance = UxV/ P ✅
- B. Clearance = UxP / V
- C. Clearance = U / VxP
- D. Clearance = P / VxU
- Congestive heart failure may lead to:
- A. Increased serum urea ✅
- B. Heavy proteinuria
- C. Hypernatremia
- D. Increased serum creatinine
- E. Hyperkalemia
- Oliguria is a feature of:
- A. DM
- B. DI
- C. Addison’s disease
- D. Hysterical polydipsia
- E. Acute glomerulonephritis ✅
- Proteinuria is considered heavy if it is above:
- A. 500 mg/day
- B. 1 g / day
- C. 2 g /day
- D. 3 g/day✅
- E. 4 g/day
- Proteinuria in excess of 3 g/day is a typical feature of:
- A. Cardiac failure
- B. Nephrotic syndrome ✅
- C. Acute renal failure
- D. Polycystic renal disease
- E. Chronic pyelonephritis
- Which of the following laboratory findings is expected in nephrotic syndrome:
- A. Hypocholesterolaemia
- B. Hypoalbuminemia ✅
- C. Decreased serum α2 macroglobulin
- D. Oliguria
- E. Presence of granular casts in urine
- Which of the following laboratory findings is expected in nephritic syndrome:
- A. Increased creatinine clearance
- B. Hypercholestolremia
- C. RBC casts ✅
- D. Polyuria
- E. Decreased urine specific gravity
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