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

Which laboratory test is traditionally used to adjust a continuous infusion of unfractionated heparin?

  1. AInternational normalized ratio (INR)
  2. BPlatelet function assay (PFA-100 test)
  3. CErythrocyte sedimentation rate (ESR)
  4. DActivated partial thromboplastin time (aPTT)
2.Mudah

Which condition commonly causes a high serum potassium?

  1. ASevere diarrhea
  2. BKidney failure
  3. CLoop diuretic use
  4. DRepeated vomiting
3.Mudah

Apakah julat rujukan dewasa yang lazim bagi magnesium serum?

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

A young adult with new diabetes has a very low C-peptide level. What does this suggest?

  1. AThe patient has high insulin resistance, as in type 2 diabetes
  2. BThe patient is injecting too much insulin and needs a lower dose
  3. CThe pancreas is making very little insulin, as in type 1 diabetes
  4. DThe kidneys are excreting all of the patient's insulin in urine
5.Sederhana

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

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

A patient with chronic kidney disease receives an erythropoiesis-stimulating agent such as epoetin alfa. Which assessments are most important?

  1. AHemoglobin and blood pressure
  2. BSerum glucose and ketones
  3. CSerum amylase and lipase
  4. DLiver enzymes and bilirubin
7.Sukar

A patient with suspected Cushing syndrome takes dexamethasone at night. The next morning, the cortisol is still high. What does this suggest?

  1. AThe patient has primary hypothyroidism instead
  2. BThe adrenal glands are not able to produce enough cortisol
  3. CCortisol is being produced without normal feedback control
  4. DThe result is normal, as dexamethasone raises cortisol
8.Sukar

A patient has a hematocrit of 60% and a raised red cell mass. Which result suggests polycythemia vera rather than secondary polycythemia from chronic hypoxia?

  1. AA high carboxyhemoglobin
  2. BA low oxygen saturation
  3. CA high erythropoietin level
  4. DA low erythropoietin level

Kunci jawapan

  1. 1. D · Activated partial thromboplastin time (aPTT)
  2. 2. B · Kidney failure
  3. 3. C · Kira-kira 1.3–2.1 mEq/L (0.65–1.05 mmol/L)
  4. 4. C · The pancreas is making very little insulin, as in type 1 diabetes
  5. 5. D · A low serum sodium
  6. 6. A · Hemoglobin and blood pressure
  7. 7. C · Cortisol is being produced without normal feedback control
  8. 8. D · A low erythropoietin level

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