Lembaran kerja Nilai makmal & elektrolit dengan jawapan

In a standard 2-hour oral glucose tolerance test, what does the patient do?

1. AFasts for 3 days, and glucose is checked every morning before breakfast
2. BEats a normal meal, and glucose is checked once later that evening
3. CDrinks a measured glucose solution, and glucose is checked 2 hours later
4. DReceives an insulin injection, and glucose is checked each hour

Which drug commonly causes a low serum potassium?

1. ALisinopril
2. BAmiloride
3. CSpironolactone
4. DFurosemide

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

A patient with sickle cell disease takes hydroxyurea. Which laboratory test is monitored regularly for an adverse effect?

1. AUrine ketone level
2. BSerum lithium level
3. CSerum amylase level
4. DComplete blood count

A patient taking phenazopyridine for bladder pain has bright orange urine. What should the nurse know about urine tests?

1. AThe color proves blood is present in the urine
2. BThe dye can interfere with dipstick color readings
3. CThe drug improves the accuracy of all dipsticks
4. DThe color shows severe liver failure is present

A patient is scheduled for a liver biopsy. Which laboratory results should the nurse check before the procedure?

1. AHbA1c and lipid panel
2. BSerum sodium and chloride
3. CTSH and free T₄
4. DPlatelet count and PT/INR

Seorang pesakit yang mengambil warfarin dengan INR stabil 2.4 memulakan kursus antibiotik seperti siprofloksasin. Seminggu kemudian INR ialah 4.6. Apakah penjelasan yang paling mungkin?

1. AInteraksi ubat yang meningkatkan kesan warfarin
2. BAntibiotik telah menghilangkan keperluan pesakit untuk antikoagulasi
3. CRalat makmal ialah satu-satunya penjelasan yang mungkin
4. DPesakit telah makan lebih banyak makanan kaya vitamin K

The nurse teaches a patient with severe neutropenia after chemotherapy. Which statement shows a need for further teaching?

1. A"I'll check my temperature rectally to be accurate"
2. B"I'll avoid people who have a cold or the flu"
3. C"I'll wash my hands before eating and after the toilet"
4. D"I'll call the clinic if my temperature rises"