ADV. MED SURG 480 (WEST COAST
UNIVERSITY) BASED ON ATI EXAM
QUESTIONS & VERIFIED CORRECT
ANSWERS
pH - Correct Answer ✔✔ 7.35 - 7.45
PaCO2 - Correct Answer ✔✔ 35 - 45
HCO3 - Correct Answer ✔✔ 22 - 26
PaO2 - Correct Answer ✔✔ 80 - 100
SaO2 - Correct Answer ✔✔ 95%-100%
RBC - Correct Answer ✔✔ Male: 4.7 - 6.1
Female: 4.2 - 5.4
Elevated level: erythrocytosis, polycythemia vera, severe dehydration
Decreased level: anemia, hemorrhage, kidney disease
Hgb - Correct Answer ✔✔ Males: 14 to 18 g/dL
Females: 12 to 16 g/dL
Elderly: levels slightly decreased
Elevated level: erythrocytosis, COPD, severe dehydration
Decreased level: anemia, hemorrhage, kidney disease
Hct - Correct Answer ✔✔ Males: 42 to 52%
Females: 37 to 47%
Elderly: levels slightly decreased
Elevated level: erythrocytosis, COPD, severe dehydration
Decreased level: anemia, hemorrhage, kidney disease
MCV - Correct Answer ✔✔ 80 to 95 fL
Elevated level: macrocytic (large) RBCs, megaloblastic anemia.
Decreased level microcytic (small) RBCs, iron deficiency anemia.
MCH - Correct Answer ✔✔ 27 to 31 pg/cell
Elevated level: macrocytic (large) RBCs, megaloblastic anemia.
Decreased level microcytic (small) RBCs, iron deficiency anemia.
, TIBC - Correct Answer ✔✔ 250 to 460 mcg/dL
Elevated level: iron deficiency anemia, polycythemia vera
Decreased level: malnutrition, cirrhosis, pernicious anemia
WBC - Correct Answer ✔✔ 5,000 to 10,000/mm3
Elevated level: infection, inflammation.
Decreased level: immunosuppression, autoimmune disease
WBC differential % - Correct Answer ✔✔ Neutrophils 55-70%
Lymphocytes 20-40%
Monocytes 2-8%
Eosinophils 1-4%
Basophils 0.5-1%
Platelets - Correct Answer ✔✔ 150,000 to 400,000 mm3
Increased level: malignancy, polycythemia vera, rheumatoid arthritis.
Decreased level: enlarged spleen, hemorrhage, leukemia
INR (desired goal of
2 to 3 on warfarin therapy) - Correct Answer ✔✔ 0.8 to 1.1
Measures the mean of PT to provide a universally recognized value.
Elevated level: warfarin therapy
Decreased level: cancer disorders
PT (prothrombin time) - Correct Answer ✔✔ 11.0-12.5 sec (how long it takes for blood
to clot)
Increased time: of clotting factors II, V, VII, or X, liver disease, warfarin therapy,
disseminated intravascular coagulation
Decreased time: vitamin K excess, pulmonary embolus, thrombophlebitis
aPTT (1.5 to 2.5 times the control value if receiving heparin therapy) - Correct Answer
✔✔ 30 to 40 seconds
Increased time: vitamin K deficiency, disseminated intravascular
coagulation (DIC), liver disease, heparin administration
Decreased time: extensive cancer
D-dimer - Correct Answer ✔✔ Less than 0.4 mcg/mL
Positive result: disseminated intravascular coagulation, malignancy
Negative result: can rule out pulmonary embolus or deep vein thrombosis
Fibrinogen - Correct Answer ✔✔ 200 to 400 mg/dL
UNIVERSITY) BASED ON ATI EXAM
QUESTIONS & VERIFIED CORRECT
ANSWERS
pH - Correct Answer ✔✔ 7.35 - 7.45
PaCO2 - Correct Answer ✔✔ 35 - 45
HCO3 - Correct Answer ✔✔ 22 - 26
PaO2 - Correct Answer ✔✔ 80 - 100
SaO2 - Correct Answer ✔✔ 95%-100%
RBC - Correct Answer ✔✔ Male: 4.7 - 6.1
Female: 4.2 - 5.4
Elevated level: erythrocytosis, polycythemia vera, severe dehydration
Decreased level: anemia, hemorrhage, kidney disease
Hgb - Correct Answer ✔✔ Males: 14 to 18 g/dL
Females: 12 to 16 g/dL
Elderly: levels slightly decreased
Elevated level: erythrocytosis, COPD, severe dehydration
Decreased level: anemia, hemorrhage, kidney disease
Hct - Correct Answer ✔✔ Males: 42 to 52%
Females: 37 to 47%
Elderly: levels slightly decreased
Elevated level: erythrocytosis, COPD, severe dehydration
Decreased level: anemia, hemorrhage, kidney disease
MCV - Correct Answer ✔✔ 80 to 95 fL
Elevated level: macrocytic (large) RBCs, megaloblastic anemia.
Decreased level microcytic (small) RBCs, iron deficiency anemia.
MCH - Correct Answer ✔✔ 27 to 31 pg/cell
Elevated level: macrocytic (large) RBCs, megaloblastic anemia.
Decreased level microcytic (small) RBCs, iron deficiency anemia.
, TIBC - Correct Answer ✔✔ 250 to 460 mcg/dL
Elevated level: iron deficiency anemia, polycythemia vera
Decreased level: malnutrition, cirrhosis, pernicious anemia
WBC - Correct Answer ✔✔ 5,000 to 10,000/mm3
Elevated level: infection, inflammation.
Decreased level: immunosuppression, autoimmune disease
WBC differential % - Correct Answer ✔✔ Neutrophils 55-70%
Lymphocytes 20-40%
Monocytes 2-8%
Eosinophils 1-4%
Basophils 0.5-1%
Platelets - Correct Answer ✔✔ 150,000 to 400,000 mm3
Increased level: malignancy, polycythemia vera, rheumatoid arthritis.
Decreased level: enlarged spleen, hemorrhage, leukemia
INR (desired goal of
2 to 3 on warfarin therapy) - Correct Answer ✔✔ 0.8 to 1.1
Measures the mean of PT to provide a universally recognized value.
Elevated level: warfarin therapy
Decreased level: cancer disorders
PT (prothrombin time) - Correct Answer ✔✔ 11.0-12.5 sec (how long it takes for blood
to clot)
Increased time: of clotting factors II, V, VII, or X, liver disease, warfarin therapy,
disseminated intravascular coagulation
Decreased time: vitamin K excess, pulmonary embolus, thrombophlebitis
aPTT (1.5 to 2.5 times the control value if receiving heparin therapy) - Correct Answer
✔✔ 30 to 40 seconds
Increased time: vitamin K deficiency, disseminated intravascular
coagulation (DIC), liver disease, heparin administration
Decreased time: extensive cancer
D-dimer - Correct Answer ✔✔ Less than 0.4 mcg/mL
Positive result: disseminated intravascular coagulation, malignancy
Negative result: can rule out pulmonary embolus or deep vein thrombosis
Fibrinogen - Correct Answer ✔✔ 200 to 400 mg/dL
