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NCLEX-RN EXAM REVIEW
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NCLEX-RN EXAM REVIEW
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QUESTIONS AND ANSWERS
UPDATED (2024/2025) (VERIFIED
ANSWERS)
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, NCLEX-RN EXAM REVIEW QUESTIONS AND
ANSWERS UPDATED (2024/2025) (VERIFIED
ANSWERS)
What are the normal ranges for BUN?
What does BUN stand for?
What is the ratio of BUN*creatinine?
What does it indicate? * ANSWER ✓10*20
blood urea nitrogen
BUN*creatinine ratio of 20:1 indicates adequate kidney functioning
What are the normal ranges for Creatinine?
What is the ratio of BUN*creatinine?
What does it indicate? * ANSWER ✓Male 0.6*1.2
Female 0.5*1.1
BUN*creatinine ratio of 20:1 indicates adequate kidney functioning
What is the relationship of Ca+ and PO4?
What is the relationship of Ca+ and pH? * ANSWER ✓calcium and phosphorus have an inverse relationship: when
calcium levels increase, phosphorus levels decrease, and vice versa.
1
, pH also affects the level of ionized calcium:
As pH rises and blood becomes more alkalotic, calcium binds more easily with protein, causing the level of ionized
calcium to drop.
Conversely, when pH falls, causing acidosis, less calcium binds with protein, which raises the ionized calcium level
What are the normal ranges for ABGs?
(pH, pCO2, HCO3) * ANSWER ✓pH (AC) 7.35*7.45 (AL)
pCo2 (AL) 35 * 45 (AC)
HCO3 (AC) 22 * 26 (AL)
What are the normal ranges for PT? What is PT used to help regulate? What is the therapeutic range? * ANSWER
✓11*12.5 is a normal PT range
PT is used to help regulate Coumadin dosages. The therapeutic range: 1.5 to 2 times normal or control
What are the normal ranges for INR?
What type of patients should have individualized values
What should the values be for those patients? * ANSWER ✓0.8*1.1 normal INR
Individualized values for pts with:
Afib and DVT between 2.0 and 3.0
mechanical heart valves between 3.0 to 4.0
2
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NCLEX-RN EXAM REVIEW
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NCLEX-RN EXAM REVIEW
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QUESTIONS AND ANSWERS
UPDATED (2024/2025) (VERIFIED
ANSWERS)
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4/3/2025
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JIMSE
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, NCLEX-RN EXAM REVIEW QUESTIONS AND
ANSWERS UPDATED (2024/2025) (VERIFIED
ANSWERS)
What are the normal ranges for BUN?
What does BUN stand for?
What is the ratio of BUN*creatinine?
What does it indicate? * ANSWER ✓10*20
blood urea nitrogen
BUN*creatinine ratio of 20:1 indicates adequate kidney functioning
What are the normal ranges for Creatinine?
What is the ratio of BUN*creatinine?
What does it indicate? * ANSWER ✓Male 0.6*1.2
Female 0.5*1.1
BUN*creatinine ratio of 20:1 indicates adequate kidney functioning
What is the relationship of Ca+ and PO4?
What is the relationship of Ca+ and pH? * ANSWER ✓calcium and phosphorus have an inverse relationship: when
calcium levels increase, phosphorus levels decrease, and vice versa.
1
, pH also affects the level of ionized calcium:
As pH rises and blood becomes more alkalotic, calcium binds more easily with protein, causing the level of ionized
calcium to drop.
Conversely, when pH falls, causing acidosis, less calcium binds with protein, which raises the ionized calcium level
What are the normal ranges for ABGs?
(pH, pCO2, HCO3) * ANSWER ✓pH (AC) 7.35*7.45 (AL)
pCo2 (AL) 35 * 45 (AC)
HCO3 (AC) 22 * 26 (AL)
What are the normal ranges for PT? What is PT used to help regulate? What is the therapeutic range? * ANSWER
✓11*12.5 is a normal PT range
PT is used to help regulate Coumadin dosages. The therapeutic range: 1.5 to 2 times normal or control
What are the normal ranges for INR?
What type of patients should have individualized values
What should the values be for those patients? * ANSWER ✓0.8*1.1 normal INR
Individualized values for pts with:
Afib and DVT between 2.0 and 3.0
mechanical heart valves between 3.0 to 4.0
2
