Lembar kerja Nilai laboratorium & elektrolit dengan jawaban

Which form of bilirubin rises mainly when red cells are broken down faster than normal?

1. AStool bilirubin
2. BUrine bilirubin
3. CUnconjugated (indirect)
4. DConjugated (direct)

In a healthy adult, the CSF glucose is usually about what proportion of the blood glucose?

1. AAbout two-thirds (60%)
2. BExactly the same (100%)
3. CAbout one tenth (10%)
4. DAbout double (200%)

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

1. A60 mL/min/1,73 m²
2. B90 mL/min/1,73 m²
3. C15 mL/min/1,73 m²
4. D120 mL/min/1,73 m²

A patient with a potassium of 2,8 mEq/L has potassium chloride prescribed IV. Which statement about giving it is correct?

1. AIt is added to the IV bag without mixing, so it stays at the bottom
2. BIt is given as an undiluted bolus into a large vein to avoid irritation
3. CIt may be given as a slow IV push over one minute if the level is very low
4. DIt is always diluted and given by infusion pump, never as an IV push

Two sets of blood cultures are ordered for a patient with suspected sepsis. How are they best collected?

1. AAfter the first antibiotic dose, so the infusion is not delayed
2. BFrom the existing IV line while the infusion continues to run
3. CBoth from the same site, one minute apart, to save time for the patient
4. DFrom two separate venipuncture sites, using strict aseptic technique

A patient with suspected pulmonary TB needs sputum samples for acid-fast bacilli. Which instruction is correct?

1. AGive several samples of nasal mucus blown into a tissue
2. BGive one sample of saliva collected from the mouth at any time of day
3. CGive several deep-cough samples, often first thing in the morning
4. DGive one sample after brushing with mouthwash so it is clean

A patient started methimazole for hyperthyroidism 6 weeks ago and now has a fever and a severe sore throat. Which action is most important?

1. AGive the next dose and suggest warm salt-water gargles for comfort
2. BAdvise the patient to continue the drug and drink more fluid
3. CCheck the TSH and double the dose if it is still low
4. DHold the drug and arrange an urgent white cell and neutrophil count

Mengapa hasil HbA1c dapat menyesatkan pada pasien yang menerima transfusi darah besar dua minggu lalu?

1. ABanyak sel darah merah berasal dari donor, tidak terpapar glukosa pasien
2. BTransfusi selalu menaikkan HbA1c hingga terlalu tinggi secara palsu
3. CHbA1c mengukur gula pada sel darah putih, bukan sel darah merah
4. DHbA1c akurat dalam setiap situasi