Lembaran kerja Nilai makmal & elektrolit dengan jawapan

How does active vitamin D (calcitriol) affect calcium?

1. AIt blocks calcium absorption from the gut
2. BIt increases calcium loss in the urine
3. CIt moves calcium out of the blood into cells
4. DIt increases calcium absorption from the gut

In iron-deficiency anemia, the total iron-binding capacity (TIBC) is usually:

1. AAbsent
2. BNormal
3. CHigh
4. DLow

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

1. A120 mL/min/1.73 m²
2. B60 mL/min/1.73 m²
3. C90 mL/min/1.73 m²
4. D15 mL/min/1.73 m²

A patient with joint aches has a positive antinuclear antibody (ANA) test. Which statement is correct?

1. AA positive ANA means the patient has a viral infection
2. BA positive ANA supports lupus but does not diagnose it alone
3. CA positive ANA rules out all other autoimmune diseases
4. DA positive ANA proves the patient has rheumatoid arthritis

A patient starts high-dose prednisone. Which laboratory change should the nurse expect?

1. AA fall in the white cell count
2. BA fall in serum sodium
3. CA rise in serum potassium
4. DA rise in blood glucose

A patient with chronic kidney disease has a potassium of 5.6 mEq/L. Which food should the nurse advise the patient to limit?

1. AWhite rice
2. BCabbage
3. CBananas
4. DApples

A patient receiving parenteral nutrition with lipid emulsion has a triglyceride level of 620 mg/dL (7.0 mmol/L). Why is this result important?

1. AIt shows the nutrition is fully effective
2. BIt is a normal fasting value for adults
3. CIt means the patient needs more lipid
4. DIt raises the risk of acute pancreatitis

At the start of a shift, the nurse reviews four new results. Which patient needs attention first?

1. ASodium 119 mEq/L in a patient with new confusion and vomiting
2. BHemoglobin 11.0 g/dL (110 g/L) in a patient with rheumatoid arthritis
3. CPotassium 5.2 mEq/L in a patient with stable chronic kidney disease
4. DGlucose 180 mg/dL (10 mmol/L) after a meal in a patient with diabetes