Final Exam: NR226 / NR 226 (Latest
Update 2025 / 2026) Fundamentals:
Patient Care | Questions and Answers | Grade A | 100% Correct – Chamberlain
Question:
Important lab values prior to surgery
Answer:
CBC Blood chemistry -Na -K -Cl -CO2 -BUN -Glucose -Creatinine Coagulation studies
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Question:
Hemoglobin
Answer:
apart CBC female = 12-16 male = 14-18
low = anemia high = polycythemia
Question:
Hematocrit
Answer:
apart CBC female = 37-47% male = 42-52%
low = fluid overload high = dehydration
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Question:
Platelet count
Answer:
apart CBC
150,000-400,000
low = decreased clotting high = increased risk blood clot
Question:
White blood cells
Answer:
apart CBC
5,000-10,000
low = decreased fighting ability high = infection
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Question:
Normal range for sodium (Na+)
Answer:
136-145
low = fluid overload high = dehydration
Question:
Normal range for potassium (K+)
Answer:
3.5-5.0
low = irregular heart rhythm high = irregular heart rhythm
Question:
Normal range for chloride (Cl-)
Answer:
98-106
low = fluid overload high = dehydration
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