REX PN EXAMINATION /508/ QUESTIONS WITH
VERIFIED ANSWERS 2024-2025
What is the standard lab value for sodium? - ANSWER 135–145 mEq/L
What is the typical lab value for potassium? - ANSWER: 3.5–5.0 mEq/L
What is the standard laboratory value for chloride? - ANSWER: 95-105 mEq/L
What is the typical lab value for magnesium? - Answer: 1.5-2.5 mEq/L.
What is the typical lab value for calcium? - Answer: 8.5-10.5 mE/L.
What is the typical lab value for phosphorus? - ANSWER 2.5–4.5 mg/dL
What is the typical lab value for RBCs? - ANSWER: 4.5–5.0 million
What is the typical laboratory value for WBCs? - ANSWER: 4.5–11.0 million
What is the typical lab value for PLT?
Platelet count: 150-400 x 10^9.
What is a normal haemoglobin lab value? Men and women - ANSWER: 140-180.
Female: 120–160
What is the usual pH in a laboratory? - Answer: 7.35-7.45
,What is the typical lab value for CO2? - ANSWER 35–45 mEq/L
What is the typical lab value for HCO3? - ANSWER 24–26 mEq/L
What is the typical lab value for PaO2? - ANSWER: 80-100%
What is a normal hematocrit? (Men and Female) - ANSWER Men: 0.42-0.54
volume fraction.
Female: 0.37–0.47 volume fraction
What is the standard lab value for MCV?
Mean Corpuscle Volume: 76-100 fL.
What is the usual BUN lab value?
Blood Urea Nitrogen - Answer: 2.9-8.2 mmol/L.
What is a normal creatinine lab value? - ANSWER: 0.6–1.35 mg/dL
What is the usual value of specific gravity? - ANSWER 1.010–1.030
What are the normal troponin levels? - Answer: <0.35 mcg/L.
What are the typical CK levels? (Male or female)
Creatine Kinase - Male: 20–215
,Female: 20–160.
What is a typical lab value for D-dimer? - ANSWER < 600 uGL
What is the usual laboratory value of BNP?
Brain Nateuritic Peptide - Answer: <100 mcg/L.
**If above >100, HF
What is ALT's normal lab value? - ANSWER 5.35
What is the usual AST lab value? - Answer 10-40.
What is the typical lab value for ALP? - ANSWER 40–160
What is the usual lab value for bilirubin? - Answer: <1.0. mg/ dL
What is the standard lab value for LDH? - ANSWER 100–190
What is the typical lab value for triglycerides? - ANSWER 40-50 mg/dl
What is the usual lab value for total cholesterol? - ANSWER: 130–200 mg/dL
What is the typical lab value for protein? - ANSWER: 6.2–8.1 g/dL
, What is the typical lab value for albumin? - ANSWER: 3.4–5.0 g/dL
What is the standard lab value for PTT? - ANSWER 20–36 seconds
**If on heparin: 1.5-2.5 times normal.
What is the typical lab value for PT? - Answer 9-11s.
What is the standard lab value for INR? - ANSWER: 0.9–1.8
**2-3 on warfarin.
What is the usual lab value for glucose? - ANSWER 4–6 mmol
What is the typical lab value for HBA1C? - ANSWER Non-diabetic: 4–5.9%
Good diabetic control: <7%.
Optimal control for the elderly is <8.5%.
What is a normal lab value for random blood sugar? - ANSWER 3.1–11.1 mmol
What is intravascular fluid? - ANSWER: fluid within the blood vessel
What is intracellular fluid? - Answer: fluid inside the cell.
VERIFIED ANSWERS 2024-2025
What is the standard lab value for sodium? - ANSWER 135–145 mEq/L
What is the typical lab value for potassium? - ANSWER: 3.5–5.0 mEq/L
What is the standard laboratory value for chloride? - ANSWER: 95-105 mEq/L
What is the typical lab value for magnesium? - Answer: 1.5-2.5 mEq/L.
What is the typical lab value for calcium? - Answer: 8.5-10.5 mE/L.
What is the typical lab value for phosphorus? - ANSWER 2.5–4.5 mg/dL
What is the typical lab value for RBCs? - ANSWER: 4.5–5.0 million
What is the typical laboratory value for WBCs? - ANSWER: 4.5–11.0 million
What is the typical lab value for PLT?
Platelet count: 150-400 x 10^9.
What is a normal haemoglobin lab value? Men and women - ANSWER: 140-180.
Female: 120–160
What is the usual pH in a laboratory? - Answer: 7.35-7.45
,What is the typical lab value for CO2? - ANSWER 35–45 mEq/L
What is the typical lab value for HCO3? - ANSWER 24–26 mEq/L
What is the typical lab value for PaO2? - ANSWER: 80-100%
What is a normal hematocrit? (Men and Female) - ANSWER Men: 0.42-0.54
volume fraction.
Female: 0.37–0.47 volume fraction
What is the standard lab value for MCV?
Mean Corpuscle Volume: 76-100 fL.
What is the usual BUN lab value?
Blood Urea Nitrogen - Answer: 2.9-8.2 mmol/L.
What is a normal creatinine lab value? - ANSWER: 0.6–1.35 mg/dL
What is the usual value of specific gravity? - ANSWER 1.010–1.030
What are the normal troponin levels? - Answer: <0.35 mcg/L.
What are the typical CK levels? (Male or female)
Creatine Kinase - Male: 20–215
,Female: 20–160.
What is a typical lab value for D-dimer? - ANSWER < 600 uGL
What is the usual laboratory value of BNP?
Brain Nateuritic Peptide - Answer: <100 mcg/L.
**If above >100, HF
What is ALT's normal lab value? - ANSWER 5.35
What is the usual AST lab value? - Answer 10-40.
What is the typical lab value for ALP? - ANSWER 40–160
What is the usual lab value for bilirubin? - Answer: <1.0. mg/ dL
What is the standard lab value for LDH? - ANSWER 100–190
What is the typical lab value for triglycerides? - ANSWER 40-50 mg/dl
What is the usual lab value for total cholesterol? - ANSWER: 130–200 mg/dL
What is the typical lab value for protein? - ANSWER: 6.2–8.1 g/dL
, What is the typical lab value for albumin? - ANSWER: 3.4–5.0 g/dL
What is the standard lab value for PTT? - ANSWER 20–36 seconds
**If on heparin: 1.5-2.5 times normal.
What is the typical lab value for PT? - Answer 9-11s.
What is the standard lab value for INR? - ANSWER: 0.9–1.8
**2-3 on warfarin.
What is the usual lab value for glucose? - ANSWER 4–6 mmol
What is the typical lab value for HBA1C? - ANSWER Non-diabetic: 4–5.9%
Good diabetic control: <7%.
Optimal control for the elderly is <8.5%.
What is a normal lab value for random blood sugar? - ANSWER 3.1–11.1 mmol
What is intravascular fluid? - ANSWER: fluid within the blood vessel
What is intracellular fluid? - Answer: fluid inside the cell.
