Werkblad Laboratoriumwaarden en elektrolyten met antwoorden

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Naam: ____________________   Datum: ____________

1.Makkelijk

What does normal cerebrospinal fluid (CSF) look like?

  1. ACloudy and yellow
  2. BPink and bloody
  3. CThick and green
  4. DClear and colorless
2.Makkelijk

Which laboratory test is used to diagnose sickle cell disease?

  1. AErythrocyte sedimentation rate
  2. BHemoglobin electrophoresis
  3. CSerum ferritin and transferrin saturation
  4. DProthrombin time with INR
3.Makkelijk

Which hemoglobin value in an adult man is within the typical reference range?

  1. A9,0 g/dL (90 g/L)
  2. B20,5 g/dL (205 g/L)
  3. C15,0 g/dL (150 g/L)
  4. D5,5 g/dL (55 g/L)
4.Gemiddeld

A patient has weight loss, tremor and heat intolerance. Which thyroid test pattern fits Graves disease?

  1. AHigh TSH with a normal free T4
  2. BNormal TSH with a low free T4
  3. CHigh TSH with a low free T4
  4. DLow TSH with a high free T4
5.Gemiddeld

A patient taking spironolactone asks about using a salt substitute. What should the nurse explain?

  1. AMost salt substitutes contain potassium and can raise the level too high
  2. BSalt substitutes protect against the potassium loss caused by this drug
  3. CSalt substitutes are fine as long as the patient drinks more water
  4. DSalt substitutes are safe because they contain only sodium chloride
6.Gemiddeld

A patient on a heparin infusion has an aPTT below the target range on the protocol. What should the nurse do?

  1. AAdjust the rate as the protocol directs and recheck as scheduled
  2. BSwitch the infusion to oral warfarin without a prescription
  3. CStop the infusion and give protamine sulfate as quickly as possible
  4. DContinue the same rate and recheck the aPTT in a few days
7.Moeilijk

A patient who had pituitary surgery has fatigue and cold intolerance. The free T4 is low and the TSH is low. What does this pattern suggest?

  1. ASecondary (central) hypothyroidism from pituitary failure
  2. BNormal thyroid function with a laboratory error in T4
  3. CHyperthyroidism from overactivity of the thyroid gland
  4. DPrimary hypothyroidism from failure of the thyroid gland
8.Moeilijk

A patient with a heart murmur and fever has three sets of blood cultures, taken hours apart, all growing the same Streptococcus species. What does this suggest?

  1. AContamination of all three samples during collection
  2. BPersistent bacteremia, as in infective endocarditis
  3. CA normal finding in patients with heart murmurs
  4. DA urinary tract infection that has spread to the skin

Antwoordenblad

  1. 1. D · Clear and colorless
  2. 2. B · Hemoglobin electrophoresis
  3. 3. C · 15,0 g/dL (150 g/L)
  4. 4. D · Low TSH with a high free T4
  5. 5. A · Most salt substitutes contain potassium and can raise the level too high
  6. 6. A · Adjust the rate as the protocol directs and recheck as scheduled
  7. 7. A · Secondary (central) hypothyroidism from pituitary failure
  8. 8. B · Persistent bacteremia, as in infective endocarditis

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