Lembar kerja Nilai laboratorium & elektrolit dengan jawaban

What is a typical adult reference range for serum chloride?

1. AAbout 98–106 mEq/L
2. BAbout 22–28 mEq/L
3. CAbout 3,5–5,0 mEq/L
4. DAbout 135–145 mEq/L

The tumor marker CA-125 is most often used to follow which cancer?

1. AColon cancer
2. BOvarian cancer
3. CThyroid cancer
4. DLung cancer

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

1. AUrine bilirubin
2. BUnconjugated (indirect)
3. CStool bilirubin
4. DConjugated (direct)

A healthy patient's result is slightly outside the laboratory reference range, and all other results are normal. Which statement best explains why this can happen?

1. AReference ranges are the same in every laboratory worldwide
2. BReference ranges include every healthy person without exception
3. CRanges cover about 95% of healthy people, so some fall outside
4. DAny result outside the range always means disease is present

Which technique is recommended for a capillary blood glucose test on an adult's finger?

1. ASqueeze the finger very hard
2. BPrick the center of the fingertip
3. CUse the same finger every time
4. DPrick the side of the fingertip

Seorang pasien sirosis memiliki albumin 2,2 g/dL (22 g/L). Temuan mana yang paling mungkin berkaitan?

1. AKeluaran urine meningkat
2. BTekanan darah tinggi
3. CEdema dan asites
4. DHiperkalemia

A patient with severe sepsis is oozing blood from IV sites. Platelets 40 × 10³/µL, fibrinogen low, D-dimer very high, PT and aPTT both prolonged. Which condition fits best?

1. ADisseminated intravascular coagulation (DIC)
2. BHeparin-induced thrombocytopenia (HIT)
3. CImmune thrombocytopenic purpura (ITP)
4. DHemophilia A (factor VIII deficiency)

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

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