Werkblad Laboratoriumwaarden en elektrolyten met antwoorden

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Naam: ____________________   Datum: ____________

1.Makkelijk

How does dehydration usually affect the hematocrit?

  1. AIt raises it
  2. BIt has no effect
  3. CIt lowers it
  4. DIt makes it zero
2.Makkelijk

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

  1. A20,5 g/dL (205 g/L)
  2. B9,0 g/dL (90 g/L)
  3. C5,5 g/dL (55 g/L)
  4. D15,0 g/dL (150 g/L)
3.Makkelijk

The tumor marker CA-125 is most often used to follow which cancer?

  1. AColon cancer
  2. BThyroid cancer
  3. CLung cancer
  4. DOvarian cancer
4.Gemiddeld

A urine culture report states "mixed growth of three organisms, likely contamination." What is the nurse's best response?

  1. ARecord the result as a confirmed urinary tract infection
  2. BDiscard the report, because a mixed growth is always normal
  3. CInform the provider and arrange a new, correctly collected sample
  4. DStart treatment for all three organisms with three antibiotics
5.Gemiddeld

How does the nurse start a 24-hour urine collection at 08:00?

  1. ACollect only the first urine passed on waking, and repeat this the next morning
  2. BSave three samples spread across the day and discard all of the urine passed at night
  3. CHave the patient void and discard that urine, then save all urine until 08:00 the next day
  4. DSave the 08:00 urine as the first sample, then collect until 08:00 the next day
6.Gemiddeld

A patient takes low-dose methotrexate weekly for rheumatoid arthritis. Which laboratory tests are monitored regularly?

  1. ASerum amylase, lipase and blood ketones
  2. BTroponin, creatine kinase and myoglobin
  3. CSerum lithium, sodium and urine specific gravity
  4. DComplete blood count, liver tests and kidney function
7.Moeilijk

A child with sickle cell disease and a recent viral illness is pale and tired. The hemoglobin has fallen sharply, and the reticulocyte count is very low. What is the most likely problem?

  1. AA vaso-occlusive pain crisis in the bones
  2. BAn aplastic crisis, often caused by parvovirus B19
  3. CA normal finding in sickle cell disease
  4. DIron deficiency from a poor diet over months
8.Moeilijk

A patient with blood pressure that is hard to control has a potassium of 2,9 mEq/L, a sodium of 144 mEq/L and a raised serum bicarbonate, without taking a diuretic. Which condition is most likely?

  1. APrimary adrenal insufficiency
  2. BCentral diabetes insipidus
  3. CPrimary hyperaldosteronism
  4. DSyndrome of inappropriate ADH

Antwoordenblad

  1. 1. A · It raises it
  2. 2. D · 15,0 g/dL (150 g/L)
  3. 3. D · Ovarian cancer
  4. 4. C · Inform the provider and arrange a new, correctly collected sample
  5. 5. C · Have the patient void and discard that urine, then save all urine until 08:00 the next day
  6. 6. D · Complete blood count, liver tests and kidney function
  7. 7. B · An aplastic crisis, often caused by parvovirus B19
  8. 8. C · Primary hyperaldosteronism

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