Užduočių lapas tema Laboratorinės reikšmės ir elektrolitai su atsakymais

A tuberculin skin test (TST) is read as positive. What does this mean?

1. AThe person has never been exposed to TB bacteria
2. BThe person is fully immune and can never develop TB
3. CThe person definitely has active, contagious pulmonary TB
4. DThe person has been infected with TB bacteria at some point

A laboratory reports that a blood sample is "hemolyzed." What does this mean?

1. AThe sample was taken from an artery
2. BThe sample has a very low hemoglobin
3. CRed cells in the sample have broken open
4. DThe sample contains too many platelets

What is a typical adult reference range for total serum bilirubin?

1. AAbout 10–20 mg/dL (171–342 µmol/L)
2. BAbout 0,3–1,2 mg/dL (5–21 µmol/L)
3. CAbout 3–12 mg/dL (51–205 µmol/L)
4. DAbout 0,03–0,1 mg/dL (0,5–1,7 µmol/L)

Apart from the lithium level, which tests are monitored regularly in long-term lithium therapy?

1. AINR and the platelet count
2. BLiver enzymes and serum amylase
3. CTroponin and creatine kinase (CK)
4. DKidney function and thyroid function

Which finding during a transfusion suggests transfusion-associated circulatory overload (TACO)?

1. ABack pain with dark red urine output
2. BHives and itching without other signs
3. CCrackles, hypertension and a raised BNP
4. DA low temperature and slow heart rate

A patient with suspected pulmonary TB needs sputum samples for acid-fast bacilli. Which instruction is correct?

1. AGive one sample of saliva collected from the mouth at any time of day
2. BGive several samples of nasal mucus blown into a tissue
3. CGive one sample after brushing with mouthwash so it is clean
4. DGive several deep-cough samples, often first thing in the morning

The nurse teaches a patient with thrombocytopenia (platelets 25 × 10³/µL) about home safety. Which statement shows a need for further teaching?

1. A"I'll take aspirin if I get a headache"
2. B"I'll blow my nose gently, not forcefully"
3. C"I'll use a soft-bristled toothbrush"
4. D"I'll use an electric razor to shave"

A patient on clozapine for 2 years has been stable. Which statement shows a need for further teaching?

1. A"I'll report a sore throat or fever at once"
2. B"I'll keep all my scheduled blood test visits"
3. C"I can stop my blood tests since I feel well"
4. D"I'll tell other doctors that I take clozapine"