Užduočių lapas tema Laboratorinės reikšmės ir elektrolitai su atsakymais

What does the term "leukopenia" mean?

1. AA low red blood cell count
2. BA low white blood cell count
3. CA high white blood cell count
4. DA high platelet count

What is the main effect of aldosterone on the kidneys?

1. ACalcium is retained and phosphate is excreted
2. BSodium is retained and potassium is excreted
3. CGlucose is retained and urea is excreted
4. DSodium is excreted and potassium is retained

Which antibody test is most specific for rheumatoid arthritis?

1. AAntinuclear antibody
2. BAnti-CCP antibodies
3. CAnti-D antibody
4. DAnti-HBs antibody

A patient has a hot, swollen big toe. The serum uric acid is normal. Which statement is correct?

1. AGout is certain, as a normal urate proves the diagnosis
2. BGout is ruled out, as uric acid is always high in an attack
3. CGout is still possible, as urate can be normal in an attack
4. DGout can only be diagnosed with a CT scan of the foot

A patient's potassium is 7,0 mEq/L. Which ECG change would the nurse expect?

1. AProminent U waves
2. BDelta waves before the QRS
3. CTall, peaked T waves
4. DFlattened T waves

A patient's levothyroxine dose was changed today. When is the TSH usually rechecked?

1. AAfter about 24 hours
2. BAfter about 1 year
3. CAfter about 6–8 weeks
4. DAfter about 3 days

A patient has fever, chills, flank pain and costovertebral angle tenderness. Urinalysis shows many white cells and white cell casts. Which condition is most likely?

1. AAcute pyelonephritis
2. BGlomerulonephritis
3. CNephrotic syndrome
4. DSimple cystitis

A patient on lithium has had vomiting and diarrhea for 3 days and has been taking ibuprofen. They now have a coarse tremor and confusion. The lithium level is 2,2 mEq/L. What is the best interpretation and action?

1. AIbuprofen side effects only; give it with food
2. BA normal level; continue lithium as prescribed
3. CA low level; ask for the lithium dose to be raised
4. DLithium toxicity; hold lithium and report urgently