解答つき検査値と電解質ワークシート

In iron-deficiency anemia, the total iron-binding capacity (TIBC) is usually:

1. ANormal
2. BLow
3. CHigh
4. DAbsent

A patient has a hemoglobin of 19.5 g/dL (195 g/L) and a hematocrit of 58%. Which term describes this?

1. AIron-deficiency anemia
2. BPolycythemia (erythrocytosis)
3. CPancytopenia (all cells low)
4. DThrombocytopenia (low platelets)

About what proportion of total serum calcium is in the free (ionized) form?

1. AAlmost none
2. BNearly all
3. CAbout half
4. DAbout one tenth

慢性腎臓病の患者に、貧血が多いのはなぜですか？

1. A腎臓が、赤血球の産生を促すエリスロポエチンをあまり作らなくなるため
2. B尿毒症性の毒素により、骨髄が赤血球ではなく白血球を作るようになるため
3. C傷んだ腎臓が、赤血球を濾過して破壊するため
4. D腎疾患での高カリウムが、赤血球を壊すため

In the US, when is a pregnant woman without known risk factors usually screened for gestational diabetes?

1. AAt about 24–28 weeks of pregnancy
2. BOnly after the baby is born
3. CAt about 38–40 weeks of pregnancy
4. DAt about 6–8 weeks of pregnancy

A patient with diabetes also takes propranolol. Why is regular glucose monitoring especially important?

1. AThe drug stops the meter from reading correctly
2. BThe drug causes very high glucose in all patients
3. CThe drug can mask warning signs of hypoglycemia
4. DThe drug blocks the insulin injection site

A young adult has fatigue, bruising and fever. The white cell count is 85 × 10³/µL with many blasts, the hemoglobin is 7.9 g/dL (79 g/L) and the platelets are 22 × 10³/µL. What is the most likely diagnosis?

1. AIron-deficiency anemia
2. BAcute leukemia
3. CPolycythemia vera
4. DAcute viral infection

At the start of a shift, the nurse reviews four new results. Which patient needs attention first?

1. APotassium 5.2 mEq/L in a patient with stable chronic kidney disease
2. BGlucose 180 mg/dL (10 mmol/L) after a meal in a patient with diabetes
3. CSodium 119 mEq/L in a patient with new confusion and vomiting
4. DHemoglobin 11.0 g/dL (110 g/L) in a patient with rheumatoid arthritis