CRT/RRT Exam Review Questions And
Answers
bleeding time (template) -
correct answer ✅less than 10 minutes
erythrocyte count -
correct answer ✅4.2 - 5.9 million/mcl
erythrocyte sedimentation rate (Westergren) -
correct answer ✅Male: 0-15mm/hr
Female: 0-20 mm/hr
hematocrit, blood -
correct answer ✅Male: 42-50%
Female: 40 - 48%
hemoglobin, blood -
correct answer ✅Male: 13-16 g/dl
Female: 12-15 g/dl
leukocyte count and differential -
correct answer ✅leukocyte count: 4000-11000/mcl
50-70% segmented neutrophils
,CRT/RRT Exam Review Questions And
Answers
0-5% band forms, 0-3% eosinophils
0-1% basophils, 30-45% lymphocytes
0-6% monocytes
mean corpuscular volume -
correct answer ✅86-98 fL
protrhombin time, plasma -
correct answer ✅11-13 seconds
partial thromboplastin time (activated) -
correct answer ✅30-40 seconds
platelet count -
correct answer ✅150,000 - 300,000/mcL
reticulocyte count -
correct answer ✅0.5 - 1.5% of red cells
amylase, serum -
correct answer ✅25 - 125 U/L
,CRT/RRT Exam Review Questions And
Answers
arterial studies, blood (Patient breathing room air): PO2 -
correct answer ✅75-100 mmHg
arterial studies, blood (Patient breathing room air): PCO2 -
correct answer ✅38-42mmHg
arterial studies, blood (Patient breathing room air): Bicarbonate -
correct answer ✅23-26 mEq/L
arterial studies, blood (Patient breathing room air): pH -
correct answer ✅7.38 - 7.44
arterial studies, blood (Patient breathing room air): Oxygen
Saturation -
correct answer ✅95% or greater
bicarbonate, serum -
correct answer ✅23 - 28 mEq/L
, CRT/RRT Exam Review Questions And
Answers
bilirubin, serum: -
correct answer ✅Total 0.3 - 1.0 mg/dL
Direct 0.1 - 0.3 mg/dL
Comprehensive metabolic panel:
Bilirubin, serum (total) -
correct answer ✅0.3 - 1.0 mg/dL
Comprehensive metabolic panel:
calcium, serum -
correct answer ✅Male: 9.0 -10.5mg/dL
Female: 8.5 - 10.2mg/dL
Comprehensive metabolic panel:
cholesterol, serum (total) -
correct answer ✅Desirable: less than 200md/dL
Borderline-high: 200-239mg/dL(may be high in the presence of
coronary artery disease or other risk factors)
High: greater than 239md/dL
Answers
bleeding time (template) -
correct answer ✅less than 10 minutes
erythrocyte count -
correct answer ✅4.2 - 5.9 million/mcl
erythrocyte sedimentation rate (Westergren) -
correct answer ✅Male: 0-15mm/hr
Female: 0-20 mm/hr
hematocrit, blood -
correct answer ✅Male: 42-50%
Female: 40 - 48%
hemoglobin, blood -
correct answer ✅Male: 13-16 g/dl
Female: 12-15 g/dl
leukocyte count and differential -
correct answer ✅leukocyte count: 4000-11000/mcl
50-70% segmented neutrophils
,CRT/RRT Exam Review Questions And
Answers
0-5% band forms, 0-3% eosinophils
0-1% basophils, 30-45% lymphocytes
0-6% monocytes
mean corpuscular volume -
correct answer ✅86-98 fL
protrhombin time, plasma -
correct answer ✅11-13 seconds
partial thromboplastin time (activated) -
correct answer ✅30-40 seconds
platelet count -
correct answer ✅150,000 - 300,000/mcL
reticulocyte count -
correct answer ✅0.5 - 1.5% of red cells
amylase, serum -
correct answer ✅25 - 125 U/L
,CRT/RRT Exam Review Questions And
Answers
arterial studies, blood (Patient breathing room air): PO2 -
correct answer ✅75-100 mmHg
arterial studies, blood (Patient breathing room air): PCO2 -
correct answer ✅38-42mmHg
arterial studies, blood (Patient breathing room air): Bicarbonate -
correct answer ✅23-26 mEq/L
arterial studies, blood (Patient breathing room air): pH -
correct answer ✅7.38 - 7.44
arterial studies, blood (Patient breathing room air): Oxygen
Saturation -
correct answer ✅95% or greater
bicarbonate, serum -
correct answer ✅23 - 28 mEq/L
, CRT/RRT Exam Review Questions And
Answers
bilirubin, serum: -
correct answer ✅Total 0.3 - 1.0 mg/dL
Direct 0.1 - 0.3 mg/dL
Comprehensive metabolic panel:
Bilirubin, serum (total) -
correct answer ✅0.3 - 1.0 mg/dL
Comprehensive metabolic panel:
calcium, serum -
correct answer ✅Male: 9.0 -10.5mg/dL
Female: 8.5 - 10.2mg/dL
Comprehensive metabolic panel:
cholesterol, serum (total) -
correct answer ✅Desirable: less than 200md/dL
Borderline-high: 200-239mg/dL(may be high in the presence of
coronary artery disease or other risk factors)
High: greater than 239md/dL
