Werkblad Laboratoriumwaarden en elektrolyten met antwoorden

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Naam: ____________________   Datum: ____________

1.Makkelijk

Wat is het algemeen genoemde therapeutische bereik voor serumdigoxine?

  1. AOngeveer 0,05–0,2 ng/mL
  2. BOngeveer 10–20 ng/mL
  3. COngeveer 20–40 ng/mL
  4. DOngeveer 0,5–2,0 ng/mL
2.Makkelijk

The HbA1c reflects the average blood glucose over about which period?

  1. AThe past 24 hours
  2. BThe past 1–2 weeks
  3. CThe past 2–3 months
  4. DThe past 1–2 years
3.Makkelijk

Welke laboratoriumuitslag hangt het nauwst samen met gele huid en ogen (icterus)?

  1. AVerhoogd serumkalium
  2. BLaag serumcalcium
  3. CVerhoogd serumbilirubine
  4. DLaag aantal bloedplaatjes
4.Gemiddeld

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

  1. AMonthly transfusions of red blood cells
  2. BLifelong vitamin B12 replacement
  3. CLifelong oral folic acid tablets only
  4. DWeekly doses of oral vitamin K tablets
5.Gemiddeld

A patient had a total thyroidectomy yesterday. Which laboratory value is most important to monitor in the first days after surgery?

  1. ASerum calcium
  2. BSerum sodium
  3. CSerum glucose
  4. DSerum potassium
6.Gemiddeld

A blood sample drawn just after a patient ate a fatty meal is reported as "lipemic." What does this mean for the results?

  1. AThe sample was contaminated by an IV fluid with dextrose
  2. BHigh fat in the sample may interfere with some test results
  3. CThe sample shows the patient has diabetic ketoacidosis
  4. DThe results are more accurate than in a fasting sample
7.Moeilijk

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

A patient with severe sepsis is oozing blood from IV sites. Platelets 40 × 10³/µL, fibrinogen low, D-dimer very high, PT and aPTT both prolonged. Which condition fits best?

  1. AImmune thrombocytopenic purpura (ITP)
  2. BDisseminated intravascular coagulation (DIC)
  3. CHeparin-induced thrombocytopenia (HIT)
  4. DHemophilia A (factor VIII deficiency)

Antwoordenblad

  1. 1. D · Ongeveer 0,5–2,0 ng/mL
  2. 2. C · The past 2–3 months
  3. 3. C · Verhoogd serumbilirubine
  4. 4. B · Lifelong vitamin B12 replacement
  5. 5. A · Serum calcium
  6. 6. B · High fat in the sample may interfere with some test results
  7. 7. C · "I'll take aspirin if I get a headache"
  8. 8. B · Disseminated intravascular coagulation (DIC)

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