Page 54 - Practical Handout bio 2 mnu 2025_Neat

Level two – Semester 4 - PharmD Biochemistry-II PB-403 (Practical course) 2024/2025

3. What do RBC casts in urine typically indicate?

A. Pyelonephritis
B. Glomerulonephritis
C. Cystinuria
D. Urethral injury

Answer: B. Glomerulonephritis

4. What shape do calcium oxalate dihydrate crystals resemble?

A. Coffin lids
B. Hexagons
C. Envelopes
D. Rhomboids

Answer: C. Envelopes

5. Which crystals are associated with cystinuria?
A. Uric acid crystals
B. Cystine crystals
C. Magnesium ammonium phosphate crystals
D. Calcium oxalate crystals

Answer: B. Cystine crystals

6. The presence of numerous squamous epithelial cells in a urine sample
indicates:
A. Tubular damage
B. Sample contamination
C. Kidney infection
D. Bladder inflammation

Answer: B. Sample contamination

7. Which type of crystal is commonly found in alkaline urine and
resembles coffin lids?
A. Magnesium ammonium phosphate crystals
B. Uric acid crystals
C. Cystine crystals
D. Calcium oxalate crystals

Answer: A. Magnesium ammonium phosphate crystals

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