Werkblad Laboratoriumwaarden en elektrolyten met antwoorden

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Naam: ____________________   Datum: ____________

1.Makkelijk

What does the term "left shift" mean on a white cell differential?

  1. AMore lymphocytes than neutrophils in the blood
  2. BMore immature neutrophils (bands) than normal
  3. CA rise in the number of eosinophils
  4. DA fall in all the white cell types together
2.Makkelijk

A serum sodium of 151 mEq/L is called:

  1. AHypernatremia
  2. BHyponatremia
  3. CHyperkalemia
  4. DHypercalcemia
3.Makkelijk

A low mean corpuscular hemoglobin concentration (MCHC) means that the red cells are:

  1. AShaped like a sickle
  2. BLarger than normal (macrocytic)
  3. CMore numerous than normal
  4. DPaler than normal (hypochromic)
4.Gemiddeld

A nurse has a needlestick injury from a patient with unknown HIV status. Which test is usually done for the nurse as soon as possible?

  1. AA thyroid panel test
  2. BA sweat chloride test
  3. CA serum lipase test
  4. DA baseline HIV test
5.Gemiddeld

Why is a blood β-hydroxybutyrate level often preferred to a urine ketone dipstick in DKA?

  1. AIt is the only test that can measure glucose and ketones together
  2. BIt measures the main ketone in DKA, and the dipstick may miss it
  3. CThe urine dipstick only detects ketones in people without diabetes
  4. DIt shows the average ketone level over the past three months
6.Gemiddeld

A patient without symptoms has a fasting plasma glucose of 132 mg/dL (7,3 mmol/L) on Monday and 138 mg/dL (7,7 mmol/L) on Thursday. What does this show?

  1. AThe results show prediabetes only
  2. BThe results are within the normal fasting range
  3. CThe results meet the criteria for diabetes
  4. DThe results show reactive hypoglycemia
7.Moeilijk

A healthy woman at 10 weeks of pregnancy has a slightly low TSH with a normal free T4 and no symptoms. What is the most likely explanation?

  1. AShe has pituitary failure from the pregnancy
  2. BhCG stimulates the thyroid in early pregnancy
  3. CShe has developed Graves disease in pregnancy
  4. DThe result shows severe primary hypothyroidism
8.Moeilijk

A patient with SIADH is on fluid restriction. Which task can the RN delegate to unlicensed assistive personnel (UAP), such as a nursing or healthcare assistant?

  1. ATeaching the reasons for fluid restriction
  2. BDeciding when to recheck the sodium level
  3. CAssessing the patient for new confusion
  4. DMeasuring and recording intake and output

Antwoordenblad

  1. 1. B · More immature neutrophils (bands) than normal
  2. 2. A · Hypernatremia
  3. 3. D · Paler than normal (hypochromic)
  4. 4. D · A baseline HIV test
  5. 5. B · It measures the main ketone in DKA, and the dipstick may miss it
  6. 6. C · The results meet the criteria for diabetes
  7. 7. B · hCG stimulates the thyroid in early pregnancy
  8. 8. D · Measuring and recording intake and output

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