解答つき検査値と電解質ワークシート

For a fasting plasma glucose test, the patient should have had no caloric intake for at least:

1. A24 hours
2. B3 hours
3. C8 hours
4. D1 hour

Which ECG change is linked to hypercalcemia?

1. AA prolonged QT interval
2. BProminent U waves
3. CTall, peaked T waves
4. DA shortened QT interval

What does the red cell distribution width (RDW) describe?

1. AHow long red cells survive in the blood
2. BHow fast the red cells settle in a tube
3. CHow many red cells are young cells
4. DHow much the red cells vary in size

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

1. AHbA1c and lipid panel
2. BSerum sodium and chloride
3. CPlatelet count and PT/INR
4. DTSH and free T₄

The heparin infusion rate was changed according to protocol. When is the aPTT usually rechecked?

1. AAbout 30 minutes after the change
2. BAbout 3 days after the change
3. COnly after the infusion is stopped
4. DAbout 6 hours after the change

A patient takes valproate (valproic acid) for epilepsy. Which tests are monitored regularly?

1. ALiver function tests and platelet count
2. BThyroid function and serum calcium
3. CSerum lithium and urine specific gravity
4. DTroponin and B-type natriuretic peptide

インスリンを静脈内持続投与している患者の血糖が 65 mg/dL（3.6 mmol/L）です。最もよい対応はどれですか？

1. A同じ速度で続け、4 時間後に再測定する
2. B点滴を止め、血糖の再測定は朝まで待つ
3. C低血糖のプロトコルに従い、医療者に知らせる
4. D心臓を守るために、経口のカリウムを投与する

A patient receiving chemotherapy has a white cell count of 1.8 × 10³/µL with 20% neutrophils and 5% bands. What is the absolute neutrophil count (ANC)?

1. A360/µL
2. B450/µL
3. C1,800/µL
4. D4,500/µL