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

Natrium serum 128 mEq/L dipanggil:

  1. AHipokalemia
  2. BHiperkalemia
  3. CHipernatremia
  4. DHiponatremia
2.Mudah

Apakah julat rujukan dewasa yang lazim bagi kiraan platelet?

  1. AKira-kira 1000–2000 × 10³/µL (1000–2000 × 10⁹/L)
  2. BKira-kira 150–400 × 10³/µL (150–400 × 10⁹/L)
  3. CKira-kira 4.5–11 × 10³/µL (4.5–11 × 10⁹/L)
  4. DKira-kira 12–16 × 10³/µL (12–16 × 10⁹/L)
3.Mudah

Apakah julat rujukan dewasa yang lazim bagi magnesium serum?

  1. AKira-kira 1.3–2.1 mEq/L (0.65–1.05 mmol/L)
  2. BKira-kira 3.5–5.0 mEq/L (1.75–2.5 mmol/L)
  3. CKira-kira 0.3–0.7 mEq/L (0.15–0.35 mmol/L)
  4. DKira-kira 6.0–8.0 mEq/L (3.0–4.0 mmol/L)
4.Sederhana

Why must a blue-top (citrate) coagulation tube be filled to the correct level?

  1. AUnderfilled tubes always give a falsely low hemoglobin and hematocrit
  2. BAn overfull tube is needed to measure the potassium level
  3. CThe laboratory charges extra when a tube is not filled correctly
  4. DThe blood-to-anticoagulant ratio must be right for accurate clotting times
5.Sederhana

An older adult with chronic kidney disease takes glyburide (glibenclamide, a sulfonylurea) and has repeated low glucose readings. Why is this a concern?

  1. AThe drug stops working entirely when the kidneys fail
  2. BThe drug makes the glucose meter read falsely low
  3. CThe drug causes high potassium that lowers the glucose
  4. DThe drug and its metabolites build up and cause long lows
6.Sederhana

A patient's potassium is 7.0 mEq/L. Which ECG change would the nurse expect?

  1. ATall, peaked T waves
  2. BFlattened T waves
  3. CProminent U waves
  4. DDelta waves before the QRS
7.Sukar

The nurse teaches a patient with thrombocytopenia (platelets 25 × 10³/µL) about home safety. Which statement shows a need for further teaching?

  1. A"I'll take aspirin if I get a headache"
  2. B"I'll use an electric razor to shave"
  3. C"I'll use a soft-bristled toothbrush"
  4. D"I'll blow my nose gently, not forcefully"
8.Sukar

A patient has fatigue, weight gain and constipation. Results: TSH 24 mIU/L, free T4 low, total cholesterol 285 mg/dL (7.4 mmol/L), sodium 131 mEq/L. What is the best interpretation?

  1. ASecondary hypothyroidism from failure of the pituitary gland
  2. BPrimary hypothyroidism, which can raise lipids and lower sodium
  3. CHyperthyroidism, with suppressed thyroid hormone production
  4. DFamilial hypercholesterolemia, unrelated to the thyroid results

Kunci jawapan

  1. 1. D · Hiponatremia
  2. 2. B · Kira-kira 150–400 × 10³/µL (150–400 × 10⁹/L)
  3. 3. A · Kira-kira 1.3–2.1 mEq/L (0.65–1.05 mmol/L)
  4. 4. D · The blood-to-anticoagulant ratio must be right for accurate clotting times
  5. 5. D · The drug and its metabolites build up and cause long lows
  6. 6. A · Tall, peaked T waves
  7. 7. A · "I'll take aspirin if I get a headache"
  8. 8. B · Primary hypothyroidism, which can raise lipids and lower sodium

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