1.쉬움
In a standard 2-hour oral glucose tolerance test, what does the patient do?
- ADrinks a measured glucose solution, and glucose is checked 2 hours later
- BEats a normal meal, and glucose is checked once later that evening
- CReceives an insulin injection, and glucose is checked each hour
- DFasts for 3 days, and glucose is checked every morning before breakfast
2.쉬움
Which drug is routinely monitored with blood levels because of its narrow therapeutic range?
- ALoratadine
- BOmeprazole
- CAmoxicillin
- DLithium
3.쉬움
What is the main effect of aldosterone on the kidneys?
- ASodium is excreted and potassium is retained
- BCalcium is retained and phosphate is excreted
- CGlucose is retained and urea is excreted
- DSodium is retained and potassium is excreted
4.보통
A healthy patient's result is slightly outside the laboratory reference range, and all other results are normal. Which statement best explains why this can happen?
- ARanges cover about 95% of healthy people, so some fall outside
- BReference ranges include every healthy person without exception
- CReference ranges are the same in every laboratory worldwide
- DAny result outside the range always means disease is present
5.보통
A patient starts lisinopril (an ACE inhibitor). Which laboratory values should the nurse expect to be monitored?
- ATSH and free T4
- BCalcium and phosphate
- CPotassium and creatinine
- DALT and bilirubin
6.보통
When several samples are drawn at the same venipuncture, which tubes or bottles are filled first?
- AFluoride (glucose) tubes
- BBlood culture bottles
- CCoagulation (citrate) tubes
- DEDTA (complete blood count) tubes
7.어려움
Weeks after neck surgery, a patient has muscle cramps and tingling. Calcium is low, phosphate is high and parathyroid hormone (PTH) is low. Which condition fits best?
- AChronic kidney disease
- BPrimary hyperparathyroidism
- CHypoparathyroidism
- DVitamin D toxicity
8.어려움
A patient has a sodium of 150 mEq/L, a glucose of 180 mg/dL and a BUN of 28 mg/dL. Using the formula 2 × Na + glucose/18 + BUN/2.8, what is the calculated serum osmolality?
- AAbout 358 mOsm/kg, which is high
- BAbout 300 mOsm/kg, which is normal
- CAbout 285 mOsm/kg, which is normal
- DAbout 320 mOsm/kg, which is high
정답표
- 1. A · Drinks a measured glucose solution, and glucose is checked 2 hours later
- 2. D · Lithium
- 3. D · Sodium is retained and potassium is excreted
- 4. A · Ranges cover about 95% of healthy people, so some fall outside
- 5. C · Potassium and creatinine
- 6. B · Blood culture bottles
- 7. C · Hypoparathyroidism
- 8. D · About 320 mOsm/kg, which is high
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