实验室检查值与电解质练习卷（附答案）

Which fasting triglyceride level is commonly described as normal?

1. AAbove 500 mg/dL (5.6 mmol/L)
2. BAbove 1,000 mg/dL (11.3 mmol/L)
3. CBetween 200 and 499 mg/dL (2.3–5.6 mmol/L)
4. DBelow 150 mg/dL (1.7 mmol/L)

The tumor marker CA-125 is most often used to follow which cancer?

1. ALung cancer
2. BColon cancer
3. COvarian cancer
4. DThyroid cancer

Serum amylase is less specific than lipase for pancreatitis because amylase also comes from:

1. AThe salivary glands
2. BThe bone marrow
3. CThe heart muscle
4. DThe thyroid gland

静脉注射葡萄糖酸钙如何帮助重度高钾血症患者？

1. A稳定心肌细胞膜，但不降低钾
2. B在肠道中结合钾，使其随粪便排出
3. C使钾从血液转移到细胞内
4. D增加肾脏对钾的排泄

A patient with recurrent gout starts allopurinol. Which laboratory result shows that the treatment is achieving its goal?

1. AA rising serum calcium
2. BA falling serum potassium
3. CA rising white cell count
4. DA falling serum uric acid

A patient is scheduled for a liver biopsy. Which laboratory results should the nurse check before the procedure?

1. ATSH and free T₄
2. BPlatelet count and PT/INR
3. CSerum sodium and chloride
4. DHbA1c and lipid panel

A patient with sepsis has the following new results. Which set best shows organ dysfunction?

1. AWBC 11.5 × 10³/µL, potassium 4.2 mEq/L, albumin 3.8 g/dL
2. BHemoglobin 12.5 g/dL, sodium 138 mEq/L, glucose 105 mg/dL
3. CPlatelets 70 × 10³/µL, creatinine doubled, bilirubin raised
4. DCalcium 9.4 mg/dL, phosphate 3.5 mg/dL, magnesium 1.9 mEq/L

A young man has a swollen knee after minor trauma. His aPTT is prolonged, but his PT/INR and platelet count are normal. Which condition fits best?

1. AHemophilia A (factor VIII deficiency)
2. BImmune thrombocytopenia (ITP)
3. CVitamin K deficiency from poor diet
4. DDisseminated intravascular coagulation