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CRT/RRT Exam Review Questions
and Answers (Rated 100%)
bleeding time (template)
✓ less than 10 minutes
erythrocyte count
✓ 4.2 - 5.9 million/mcl
erythrocyte sedimentation rate (Westergren)
✓ Male: 0-15mm/hr
✓ Female: 0-20 mm/hr
hematocrit, blood
✓ Male: 42-50%
✓ Female: 40 - 48%
hemoglobin, blood
✓ Male: 13-16 g/dl
✓ Female: 12-15 g/dl
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leukocyte count and differential
✓ leukocyte count: 4000-11000/mcl
✓ 50-70% segmented neutrophils
✓ 0-5% band forms, 0-3% eosinophils
✓ 0-1% basophils, 30-45% lymphocytes
✓ 0-6% monocytes
mean corpuscular volume
✓ 86-98 fL
protrhombin time, plasma
✓ 11-13 seconds
partial thromboplastin time (activated)
✓ 30-40 seconds
platelet count
✓ 150,000 - 300,000/mcL
reticulocyte count
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✓ 0.5 - 1.5% of red cells
amylase, serum
✓ 25 - 125 U/L
arterial studies, blood (Patient breathing room air): PO2
✓ 75-100 mmHg
arterial studies, blood (Patient breathing room air): PCO2
✓ 38-42mmHg
arterial studies, blood (Patient breathing room air): Bicarbonate
✓ 23-26 mEq/L
arterial studies, blood (Patient breathing room air): pH
✓ 7.38 - 7.44
arterial studies, blood (Patient breathing room air): Oxygen Saturation
✓ 95% or greater
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bicarbonate, serum
✓ 23 - 28 mEq/L
bilirubin, serum:
✓ Total 0.3 - 1.0 mg/dL
✓ Direct 0.1 - 0.3 mg/dL
Comprehensive metabolic panel:
Bilirubin, serum (total)
✓ 0.3 - 1.0 mg/dL
Comprehensive metabolic panel:
calcium, serum
✓ Male: 9.0 -10.5mg/dL
✓ Female: 8.5 - 10.2mg/dL
Comprehensive metabolic panel:
cholesterol, serum (total)
Master01 | October, 2024/2025 | Latest update
CRT/RRT Exam Review Questions
and Answers (Rated 100%)
bleeding time (template)
✓ less than 10 minutes
erythrocyte count
✓ 4.2 - 5.9 million/mcl
erythrocyte sedimentation rate (Westergren)
✓ Male: 0-15mm/hr
✓ Female: 0-20 mm/hr
hematocrit, blood
✓ Male: 42-50%
✓ Female: 40 - 48%
hemoglobin, blood
✓ Male: 13-16 g/dl
✓ Female: 12-15 g/dl
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
leukocyte count and differential
✓ leukocyte count: 4000-11000/mcl
✓ 50-70% segmented neutrophils
✓ 0-5% band forms, 0-3% eosinophils
✓ 0-1% basophils, 30-45% lymphocytes
✓ 0-6% monocytes
mean corpuscular volume
✓ 86-98 fL
protrhombin time, plasma
✓ 11-13 seconds
partial thromboplastin time (activated)
✓ 30-40 seconds
platelet count
✓ 150,000 - 300,000/mcL
reticulocyte count
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
✓ 0.5 - 1.5% of red cells
amylase, serum
✓ 25 - 125 U/L
arterial studies, blood (Patient breathing room air): PO2
✓ 75-100 mmHg
arterial studies, blood (Patient breathing room air): PCO2
✓ 38-42mmHg
arterial studies, blood (Patient breathing room air): Bicarbonate
✓ 23-26 mEq/L
arterial studies, blood (Patient breathing room air): pH
✓ 7.38 - 7.44
arterial studies, blood (Patient breathing room air): Oxygen Saturation
✓ 95% or greater
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
bicarbonate, serum
✓ 23 - 28 mEq/L
bilirubin, serum:
✓ Total 0.3 - 1.0 mg/dL
✓ Direct 0.1 - 0.3 mg/dL
Comprehensive metabolic panel:
Bilirubin, serum (total)
✓ 0.3 - 1.0 mg/dL
Comprehensive metabolic panel:
calcium, serum
✓ Male: 9.0 -10.5mg/dL
✓ Female: 8.5 - 10.2mg/dL
Comprehensive metabolic panel:
cholesterol, serum (total)
Master01 | October, 2024/2025 | Latest update
