Lembaran kerja Nilai makmal & elektrolit dengan jawapan

Lembaran kerja Nilai makmal & elektrolit percuma untuk dicetak: 8 soalan dari mudah hingga tahap peperiksaan, dengan skema jawapan. Cetak atau simpan sebagai PDF.

Lembaran kerja baharuBerlatih dalam talian dengan petunjuk

Untuk pensyarah dan guru: percuma untuk dicetak, disalin dan digunakan di dalam kelas. Setiap lembaran kerja baharu mempunyai nilai baharu dan skema jawapannya sendiri. Pautan ke ExamProblems di halaman kursus anda amat dihargai.

Nama: ____________________   Tarikh: ____________

1.Mudah

Thrombocytopenia is usually defined as a platelet count below:

  1. A1,000 × 10³/µL (1,000 × 10⁹/L)
  2. B150 × 10³/µL (150 × 10⁹/L)
  3. C450 × 10³/µL (450 × 10⁹/L)
  4. D15 × 10³/µL (15 × 10⁹/L)
2.Mudah

Chronic kidney disease is usually defined by an eGFR below which value for more than 3 months?

  1. A15 mL/min/1.73 m²
  2. B60 mL/min/1.73 m²
  3. C120 mL/min/1.73 m²
  4. D90 mL/min/1.73 m²
3.Mudah

Apakah julat rujukan dewasa yang lazim bagi nitrogen urea darah (BUN)?

  1. AKira-kira 70–99 mg/dL (urea 25–35 mmol/L)
  2. BKira-kira 135–145 mg/dL (urea 48–52 mmol/L)
  3. CKira-kira 7–20 mg/dL (urea 2.5–7.1 mmol/L)
  4. DKira-kira 0.6–1.2 mg/dL (urea 0.2–0.4 mmol/L)
4.Sederhana

A patient's potassium is unexpectedly 5.8 mEq/L. The sample was taken after the tourniquet was on for several minutes while the patient pumped their fist. What is the best interpretation?

  1. AThe result may be falsely high and should be repeated with better technique
  2. BTourniquet time affects only the glucose result, not the potassium
  3. CThe result confirms true hyperkalemia and needs no further checking
  4. DFist pumping lowers potassium, so the true level is even higher
5.Sederhana

A patient on carbamazepine becomes confused and has a headache. Which laboratory result would most likely explain this?

  1. AA low serum magnesium
  2. BA low serum sodium
  3. CA high serum potassium
  4. DA high serum calcium
6.Sederhana

A patient with recurrent gout starts allopurinol. Which laboratory result shows that the treatment is achieving its goal?

  1. AA falling serum uric acid
  2. BA rising serum calcium
  3. CA rising white cell count
  4. DA falling serum potassium
7.Sukar

Which patient should the nurse assess first?

  1. AHypertension with a potassium of 3.6 mEq/L on a thiazide
  2. BChest pain with troponin rising from the first to the second sample
  3. CHeart failure with a BNP lower than the result on admission
  4. DStable angina with a total cholesterol of 245 mg/dL (6.3 mmol/L)
8.Sukar

A trauma patient receives many units of blood quickly and then develops muscle twitching and low blood pressure. Which laboratory value is most likely to explain this?

  1. AA high serum magnesium
  2. BA low serum glucose
  3. CA low ionized calcium
  4. DA high serum sodium

Kunci jawapan

  1. 1. B · 150 × 10³/µL (150 × 10⁹/L)
  2. 2. B · 60 mL/min/1.73 m²
  3. 3. C · Kira-kira 7–20 mg/dL (urea 2.5–7.1 mmol/L)
  4. 4. A · The result may be falsely high and should be repeated with better technique
  5. 5. B · A low serum sodium
  6. 6. A · A falling serum uric acid
  7. 7. B · Chest pain with troponin rising from the first to the second sample
  8. 8. C · A low ionized calcium

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