实验室检查值与电解质练习卷（附答案）

C 反应蛋白（CRP）升高主要说明什么？

1. A体内有炎症
2. B特指肾衰竭
3. C脱水和体液丢失
4. D特指心脏病发作

A raised eosinophil count is most typical of:

1. AAcute blood loss after trauma
2. BAcute bacterial pneumonia and sepsis
3. CViral infections such as glandular fever
4. DAllergic conditions and parasitic infections

What does a creatinine clearance measured from a 24-hour urine collection estimate?

1. AThe amount of protein lost from the blood
2. BThe rate of red cell production
3. CThe glomerular filtration rate
4. DThe concentrating ability of the urine

Which IV fluid can be given through the same line as a red cell transfusion?

1. A5% dextrose in water
2. B0.9% sodium chloride
3. CLactated Ringer's (Hartmann's) solution
4. D0.45% sodium chloride

Apart from the lithium level, which tests are monitored regularly in long-term lithium therapy?

1. ATroponin and creatine kinase (CK)
2. BINR and the platelet count
3. CLiver enzymes and serum amylase
4. DKidney function and thyroid function

A patient starts high-dose prednisone. Which laboratory change should the nurse expect?

1. AA rise in serum potassium
2. BA rise in blood glucose
3. CA fall in serum sodium
4. DA fall in the white cell count

A patient with acute kidney injury has a potassium of 6.8 mEq/L despite medical treatment, a pH of 7.12 and pulmonary edema not responding to diuretics. Which treatment is most likely needed?

1. AUrgent dialysis
2. BAn IV magnesium dose
3. CMore oral fluid
4. DA potassium supplement

A patient on long-term amiodarone has fatigue and weight gain. TSH is 11 mIU/L and the free T₄ is low. What is the most likely explanation?

1. AAmiodarone-induced hyperthyroidism
2. BA normal response to amiodarone needing no action
3. CAmiodarone-induced hypothyroidism
4. DSecondary hypothyroidism from pituitary failure