Užduočių lapas tema Laboratorinės reikšmės ir elektrolitai su atsakymais

Nemokamas spausdinamas užduočių lapas tema Laboratorinės reikšmės ir elektrolitai: 8 uždavinių nuo lengvų iki egzamino lygio, su atsakymais. Atsispausdinkite arba išsaugokite kaip PDF.

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Vardas: ____________________   Data: ____________

1.Lengvas

Which sample is commonly used to screen a patient for MRSA carriage on admission?

  1. AA swab from the front of the nose
  2. BA clean-catch midstream urine sample
  3. CA sample of stool sent for culture
  4. DA blood culture from one arm
2.Lengvas

Which laboratory test is used to monitor warfarin therapy?

  1. AD-dimer
  2. BaPTT
  3. CPT with INR
  4. DPlatelet count
3.Lengvas

Thrombocytopenia is usually defined as a platelet count below:

  1. A150 × 10³/µL (150 × 10⁹/L)
  2. B450 × 10³/µL (450 × 10⁹/L)
  3. C1,000 × 10³/µL (1,000 × 10⁹/L)
  4. D15 × 10³/µL (15 × 10⁹/L)
4.Vidutinis

A patient with type 2 diabetes starts prednisone each morning. When is the glucose most likely to be highest?

  1. AThe glucose will not change
  2. BIn the afternoon and evening
  3. CAt midnight only
  4. DIn the early morning, before the dose
5.Vidutinis

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

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

How often is the INR usually checked when warfarin is first started?

  1. AEvery few days, until it is stable
  2. BOnce a year, at a routine visit
  3. CEvery hour, during the first week
  4. DOnly if bleeding occurs at home
7.Sunkus

A patient on warfarin with an INR of 3,6 fell and hit their head an hour ago. They now report a worsening headache and drowsiness. What is the priority?

  1. AGive acetaminophen (paracetamol) and recheck the INR tomorrow
  2. BHold warfarin for one dose and observe at home
  3. CReport urgently for imaging and possible reversal
  4. DEncourage rest in a dark room to settle the pain
8.Sunkus

An 82-year-old woman without a catheter has a urine culture growing bacteria, but no fever, urinary symptoms or change in mental state. What is the best interpretation?

  1. AContamination, so the culture must be repeated every week
  2. BA urinary tract infection that needs urgent IV antibiotics
  3. CAsymptomatic bacteriuria, usually not treated with antibiotics
  4. DPyelonephritis, which needs admission and IV fluids today

Atsakymai

  1. 1. A · A swab from the front of the nose
  2. 2. C · PT with INR
  3. 3. A · 150 × 10³/µL (150 × 10⁹/L)
  4. 4. B · In the afternoon and evening
  5. 5. B · So a later fall from heparin-induced thrombocytopenia is detected
  6. 6. A · Every few days, until it is stable
  7. 7. C · Report urgently for imaging and possible reversal
  8. 8. C · Asymptomatic bacteriuria, usually not treated with antibiotics

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