实验室检查值与电解质练习卷（附答案）

A raised lymphocyte count is most typical of:

1. AViral infections
2. BAllergic asthma
3. CBacterial abscesses
4. DIron deficiency

What does a "stat" laboratory order mean?

1. AThe test is done next week
2. BThe test is done at night
3. CThe test is done if time allows
4. DThe test is done immediately

In iron-deficiency anemia, the transferrin saturation is usually:

1. AVariable
2. BNormal
3. CLow
4. DHigh

Which change in clotting tests is normal in late pregnancy?

1. AFibrinogen and D-dimer rise
2. BINR rises to about 3.0
3. CaPTT doubles from baseline
4. DPlatelets rise above 600 × 10³/µL

A patient taking empagliflozin (an SGLT2 inhibitor) has glucose in the urine but a normal blood glucose. What is the best interpretation?

1. AUncontrolled diabetes needing insulin
2. BA urinary tract infection
3. CAn expected effect of the drug
4. DA sign of kidney failure

一名患者血细胞比容 54%，BUN 高，尿比重 1.034。这种模式提示什么？

1. A肾衰竭伴尿液稀释
2. B急性失血伴稀释
3. C液体过载
4. D脱水伴血液浓缩

A patient has macrocytic anemia with low vitamin B₁₂ and antibodies to intrinsic factor. What does this suggest, and how is it usually treated?

1. AIron deficiency, treated with oral iron tablets
2. BFolate deficiency, treated with folic acid only
3. CHemolytic anemia, treated with blood transfusion
4. DPernicious anemia, treated with B₁₂ injections

The nurse teaches a patient who is starting warfarin. Which statement shows a need for further teaching?

1. A"I will have my INR checked as often as I am told to"
2. B"I will tell my dentist and pharmacist that I take warfarin"
3. C"If I miss a dose, I will take two tablets the next day"
4. D"I will keep my intake of green leafy vegetables about the same"