Lembar kerja Nilai laboratorium & elektrolit dengan jawaban

What is a typical reference range for urine specific gravity in an adult?

1. AAbout 1,040–1,060
2. BAbout 1,005–1,030
3. CAbout 1,100–1,300
4. DAbout 0,900–0,990

Where is urea, measured as blood urea nitrogen (BUN), made?

1. AIn the muscles, from the breakdown of creatine
2. BIn the kidneys, from the breakdown of glucose
3. CIn the bone marrow, from old red blood cells
4. DIn the liver, from the breakdown of protein

An eGFR below which value indicates stage 5 chronic kidney disease (kidney failure)?

1. A90 mL/min/1,73 m²
2. B45 mL/min/1,73 m²
3. C60 mL/min/1,73 m²
4. D15 mL/min/1,73 m²

A patient on a heparin infusion has blood in the urine and an aPTT far above the target. The nurse stops the infusion and informs the provider. Which antidote should the nurse anticipate?

1. AProtamine sulfate
2. BNaloxone
3. CCalcium gluconate
4. DVitamin K (phytonadione)

A patient with type 2 diabetes has a target HbA1c below 7% (53 mmol/mol). Today's result is 7,8% (62 mmol/mol). What is the best interpretation?

1. AGlucose control has been excellent for the past several months
2. BThe result shows today's fasting glucose is above the target
3. CAverage glucose over the past months has been above the target
4. DThe patient has had frequent episodes of severe hypoglycemia

A patient takes low-dose methotrexate weekly for rheumatoid arthritis. Which laboratory tests are monitored regularly?

1. AComplete blood count, liver tests and kidney function
2. BTroponin, creatine kinase and myoglobin
3. CSerum lithium, sodium and urine specific gravity
4. DSerum amylase, lipase and blood ketones

Seorang pasien dengan infus heparin mengalami penurunan hitung trombosit dari 260 menjadi 110 × 10³/µL pada hari ke-7. Tindakan mana yang paling tepat?

1. ATidak melakukan apa-apa, karena hitungnya masih sedikit di atas 100 × 10³/µL
2. BMelanjutkan infus dan menaikkan kecepatan sesuai protokol
3. CMemberikan transfusi trombosit dan melanjutkan heparin
4. DSegera melaporkannya: trombositopenia akibat heparin mungkin terjadi

A patient on IV gentamicin has a trough level above the target, and the creatinine has risen since yesterday. The next dose is due. What is the best action?

1. AGive the dose with extra oral fluids to protect the kidneys
2. BGive half of the dose and document the reason for it
3. CHold the dose and report the results to the prescriber
4. DGive the dose now and recheck the levels next week