解答つき検査値と電解質ワークシート

Which drug is routinely monitored with blood levels because of its narrow therapeutic range?

1. AOmeprazole
2. BLoratadine
3. CLithium
4. DAmoxicillin

高齢者が、何時間も横になっていた後に床で発見されました。骨格筋の崩壊（横紋筋融解症）を最もよく示す血液検査はどれですか？

1. Aヘモグロビン A1c（HbA1c）
2. Bクレアチンキナーゼ（CK）
3. C血清リパーゼ
4. D血清アルブミン

Why is AST less specific for liver damage than ALT?

1. AAST is not measured in the blood at all
2. BAST is found only in the kidney tubules
3. CAST is also found in heart and skeletal muscle
4. DAST is made by the bone marrow, not the liver

患者の今日の空腹時血糖は 98 mg/dL（5.4 mmol/L）ですが、HbA1c は 8.9 %（74 mmol/mol）です。最もよい解釈はどれですか？

1. AHbA1c は、過去 24 時間だけを反映している
2. B今日の良い結果は、糖尿病がよくコントロールされていることを示している
3. C過去 2～3 か月の血糖コントロールは不良だった
4. D患者は糖尿病ではない

A tired patient with heavy menstrual periods has a normal hemoglobin and MCV but a ferritin of 8 ng/mL. What does this show?

1. AVitamin B₁₂ deficiency anemia
2. BA completely normal iron status
3. CIron deficiency without anemia yet
4. DIron overload from too much iron

A patient has had severe watery diarrhea for 4 days. Which laboratory pattern would the nurse expect?

1. ALow glucose and high magnesium
2. BLow potassium and low bicarbonate
3. CHigh sodium and high calcium
4. DHigh potassium and high bicarbonate

A patient on warfarin with an INR of 3.6 fell and hit their head an hour ago. They now report a worsening headache and drowsiness. What is the priority?

1. AEncourage rest in a dark room to settle the pain
2. BHold warfarin for one dose and observe at home
3. CGive acetaminophen (paracetamol) and recheck the INR tomorrow
4. DReport urgently for imaging and possible reversal

A nursing student has a positive interferon-gamma release assay (IGRA) for tuberculosis, no symptoms and a normal chest X-ray. What does this most likely mean?

1. AA false result, as the test does not detect TB
2. BLatent TB infection, which is not contagious
3. CActive pulmonary TB, which is contagious
4. DPast BCG vaccination only, with no infection