Užduočių lapas tema Laboratorinės reikšmės ir elektrolitai su atsakymais

Serum amylase is less specific than lipase for pancreatitis because amylase also comes from:

1. AThe salivary glands
2. BThe thyroid gland
3. CThe heart muscle
4. DThe bone marrow

Neutropenija paprastai apibrėžiama kaip absoliutus neutrofilų skaičius (ANC), mažesnis nei maždaug:

1. A15 × 10³/µL (15 000/mm³)
2. B5,0 × 10³/µL (5000/mm³)
3. C150 × 10³/µL (150 000/mm³)
4. D1,5 × 10³/µL (1500/mm³)

What does the term "left shift" mean on a white cell differential?

1. AA rise in the number of eosinophils
2. BA fall in all the white cell types together
3. CMore immature neutrophils (bands) than normal
4. DMore lymphocytes than neutrophils in the blood

A patient on peritoneal dialysis notices that the drained fluid is cloudy and has abdominal pain. What should the nurse do?

1. ASend the fluid for cell count and culture and report it
2. BStop dialysis for a week and recheck the fluid later
3. CRecord it as normal and continue the usual exchanges
4. DAdd more glucose to the next bag to clear the fluid

A patient had a total gastrectomy. Which long-term therapy is needed to prevent anemia?

1. AWeekly doses of oral vitamin K tablets
2. BMonthly transfusions of red blood cells
3. CLifelong vitamin B₁₂ replacement
4. DLifelong oral folic acid tablets only

A test has very high sensitivity for a disease. What does a negative result mean?

1. AThe result cannot be used, because sensitivity is high
2. BThe disease is certain, so treatment should begin
3. CThe disease is unlikely, so it helps rule it out
4. DThe patient must have a different disease instead

Pacientas, sergantis širdies nepakankamumu, vartoja lizinoprilį, spironolaktoną ir kalio papildą. Šiandien kalis yra 6,0 mEq/L. Koks labiausiai tikėtinas paaiškinimas?

1. ALizinoprilis mažina kalį
2. BSpironolaktonas sukelia kalio netekimą
3. CKalio papildai neturi įtakos koncentracijai serume
4. DKartu vartojami keli kalį didinantys vaistai

A woman with preeclampsia is receiving IV magnesium sulfate. Her urine output has fallen and her creatinine is rising. Why is this a concern?

1. APoor kidney function makes the magnesium level fall quickly
2. BMagnesium is broken down by the liver, so it will stop working soon
3. CMagnesium is excreted by the kidneys, so it can build up to toxic levels
4. DMagnesium causes potassium loss, so the kidneys release more fluid