Lembaran kerja Nilai makmal & elektrolit dengan jawapan

Which hemoglobin value in an adult man is within the typical reference range?

1. A9.0 g/dL (90 g/L)
2. B5.5 g/dL (55 g/L)
3. C15.0 g/dL (150 g/L)
4. D20.5 g/dL (205 g/L)

In many US nursing references, what is the commonly cited therapeutic range for serum lithium in maintenance therapy?

1. AAbout 0.6–1.2 mEq/L
2. BAbout 3.5–5.0 mEq/L
3. CAbout 10–20 mEq/L
4. DAbout 2.0–3.0 mEq/L

Apakah yang diukur oleh paras "puncak" (peak) sesuatu ubat?

1. AKepekatan darah tertinggi selepas dos
2. BParas di mana ubat menjadi toksik
3. CParas purata sepanjang seminggu
4. DKepekatan darah terendah sebelum dos seterusnya

Why is a baseline platelet count taken before starting heparin therapy?

1. ASo a later fall from heparin-induced thrombocytopenia is detected
2. BBecause heparin is given at a dose based on the platelet count
3. CSo that the INR can be calculated from the platelet count later
4. DBecause heparin increases the platelet count to dangerous levels

A patient's potassium is unexpectedly 5.8 mEq/L. The sample was taken after the tourniquet was on for several minutes while the patient pumped their fist. What is the best interpretation?

1. AThe result may be falsely high and should be repeated with better technique
2. BTourniquet time affects only the glucose result, not the potassium
3. CThe result confirms true hyperkalemia and needs no further checking
4. DFist pumping lowers potassium, so the true level is even higher

A patient on warfarin has an INR of 7.8 and a nosebleed. Which medication would the nurse expect the provider to prescribe?

1. AProtamine sulfate
2. BVitamin K (phytonadione)
3. CNaloxone hydrochloride
4. DAcetylcysteine

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 the dose now and recheck the levels next week
3. CGive half of the dose and document the reason for it
4. DHold the dose and report the results to the prescriber

Which set of results best shows that diabetic ketoacidosis is resolving?

1. AA rising potassium with a falling bicarbonate
2. BA falling glucose with a falling serum bicarbonate
3. CA closing anion gap with a rising bicarbonate and pH
4. DA falling glucose with a still widening anion gap