Werkblad Laboratoriumwaarden en elektrolyten met antwoorden

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Naam: ____________________   Datum: ____________

1.Makkelijk

What is a main role of albumin in the blood?

  1. AIt fights bacteria by engulfing them in the blood
  2. BIt carries oxygen from the lungs to the tissues
  3. CIt holds fluid in the vessels by oncotic pressure
  4. DIt forms the mesh that holds a blood clot together
2.Makkelijk

What is a typical adult reference range for serum chloride?

  1. AAbout 22–28 mEq/L
  2. BAbout 3,5–5,0 mEq/L
  3. CAbout 98–106 mEq/L
  4. DAbout 135–145 mEq/L
3.Makkelijk

Wat is een typisch referentiebereik voor serumcreatinine bij volwassenen?

  1. AOngeveer 135–145 mg/dL
  2. BOngeveer 0,6–1,2 mg/dL
  3. COngeveer 10–20 mg/dL
  4. DOngeveer 3,5–5,0 mg/dL
4.Gemiddeld

A patient with a low clinical probability of deep vein thrombosis has a normal (negative) D-dimer. What is the best interpretation?

  1. AA DVT is confirmed and anticoagulation is needed
  2. BThe test is useless and should always be ignored
  3. CA DVT is unlikely and can usually be ruled out
  4. DA pulmonary embolism is now certain to be present
5.Gemiddeld

Which instruction is correct for a patient starting oral iron tablets?

  1. AYour stools may turn dark green or black
  2. BTake each tablet with milk to protect the stomach
  3. CYour urine will turn bright orange while you take it
  4. DTake the tablet with an antacid to improve absorption
6.Gemiddeld

How does normal pregnancy usually affect serum creatinine?

  1. AIt falls, because GFR rises
  2. BIt rises with every week
  3. CIt rises, because GFR falls
  4. DIt stays exactly the same
7.Moeilijk

A patient has marked generalized edema. Results show heavy proteinuria, serum albumin 1,8 g/dL (18 g/L) and total cholesterol 340 mg/dL (8,8 mmol/L). Which condition fits best?

  1. ALiver cirrhosis only
  2. BAcute pyelonephritis
  3. CPrerenal kidney injury
  4. DNephrotic syndrome
8.Moeilijk

A patient on IV gentamicin has a trough level above the target, and the creatinine has risen since yesterday. The next dose is due. What is the best action?

  1. AGive half of the dose and document the reason for it
  2. BHold the dose and report the results to the prescriber
  3. CGive the dose with extra oral fluids to protect the kidneys
  4. DGive the dose now and recheck the levels next week

Antwoordenblad

  1. 1. C · It holds fluid in the vessels by oncotic pressure
  2. 2. C · About 98–106 mEq/L
  3. 3. B · Ongeveer 0,6–1,2 mg/dL
  4. 4. C · A DVT is unlikely and can usually be ruled out
  5. 5. A · Your stools may turn dark green or black
  6. 6. A · It falls, because GFR rises
  7. 7. D · Nephrotic syndrome
  8. 8. B · Hold the dose and report the results to the prescriber

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