Lembar kerja Nilai laboratorium & elektrolit dengan jawaban

Serum creatinine comes mainly from:

1. AThe digestion of protein by gut bacteria
2. BThe normal breakdown of creatine in muscle
3. CThe breakdown of dietary fat in the liver
4. DThe breakdown of old red cells in the spleen

What is a typical reference range for the reticulocyte count in an adult?

1. AAbout 0,5–2% of red cells
2. BAbout 0,01–0,05% of red cells
3. CAbout 10–20% of red cells
4. DAbout 40–50% of red cells

Why can bilirubin appear in the urine in obstructive jaundice but not in hemolytic jaundice?

1. AUnconjugated bilirubin is broken down in the bladder
2. BThe kidneys are always damaged in obstructive jaundice
3. CHemolysis stops the kidneys making any urine at all
4. DOnly conjugated bilirubin is water soluble and filtered

Seorang pasien sadar dengan glukosa darah 54 mg/dL (3,0 mmol/L) telah mengonsumsi 15 g karbohidrat kerja cepat. Kapan glukosa harus diperiksa ulang?

1. APada waktu makan berikutnya
2. BSetelah sekitar 15 menit
3. CSetelah sekitar 2 jam
4. DKeesokan paginya

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

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

A patient scheduled for surgery this morning has a potassium of 3,0 mEq/L on pre-operative tests. What should the nurse do?

1. AGive an oral potassium dose without a prescription
2. BReport it to the surgical team before surgery
3. CSend the patient to surgery without comment
4. DRepeat the test after the surgery is finished

A patient taking an SGLT2 inhibitor has nausea and fast breathing. Glucose 190 mg/dL (10,5 mmol/L), pH 7,15, bicarbonate 10 mEq/L, blood ketones high. What is the most likely diagnosis?

1. AEuglycemic diabetic ketoacidosis
2. BSimple fasting ketosis only
3. CHyperosmolar hyperglycemic state
4. DRespiratory acidosis from COPD

A 5-year-old has new bruising and petechiae two weeks after a viral illness. Platelets are 12 × 10³/µL; hemoglobin, white cell count and clotting times are normal. Which condition is most likely?

1. AAcute leukemia
2. BHemophilia A
3. CImmune thrombocytopenia (ITP)
4. DDisseminated intravascular coagulation