Wartości laboratoryjne i elektrolity: karta pracy z odpowiedziami

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Imię: ____________________   Data: ____________

1.Łatwy

Który jon jest głównym anionem w płynie na zewnątrz komórek?

  1. AWodorowęglan
  2. BFosforan
  3. CPotas
  4. DChlorek
2.Łatwy

Jaki jest typowy zakres referencyjny stężenia potasu w surowicy u dorosłych?

  1. A135–145 mEq/L
  2. B1,3–2,1 mEq/L
  3. C6,0–8,0 mEq/L
  4. D3,5–5,0 mEq/L
3.Łatwy

A patient on warfarin asks what an INR of 2,0 means. Which explanation is best?

  1. AYour blood clots about twice as fast as is normal
  2. BYour blood takes about twice as long as normal to clot
  3. CYour warfarin dose is twice what it should be
  4. DYou have twice the normal number of platelets
4.Średni

A patient on levothyroxine has palpitations, weight loss and a TSH of 0,05 mIU/L. What is the most likely explanation?

  1. AThe levothyroxine dose is too low
  2. BThe thyroid is now completely normal
  3. CThe patient has stopped the drug
  4. DThe levothyroxine dose is too high
5.Średni

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

  1. AInform the provider and arrange a new, correctly collected sample
  2. BRecord the result as a confirmed urinary tract infection
  3. CStart treatment for all three organisms with three antibiotics
  4. DDiscard the report, because a mixed growth is always normal
6.Średni

A patient with diabetes is found unconscious with a blood glucose of 38 mg/dL (2,1 mmol/L). Which treatment is appropriate?

  1. AGlucagon by injection, or IV dextrose as prescribed
  2. BGlucose tablets placed between the patient's teeth
  3. CA dose of rapid-acting insulin to stabilize the glucose
  4. DOrange juice poured slowly into the patient's mouth
7.Trudny

A patient on a stable dose of levothyroxine now has a TSH of 9,8 mIU/L. She recently started taking her calcium and iron supplements with her morning levothyroxine. What is the most likely explanation?

  1. AThe result is normal for a person on levothyroxine therapy
  2. BThe supplements are reducing levothyroxine absorption
  3. CThe supplements are causing an overactive thyroid gland
  4. DThe TSH is low, showing that the dose is now too high
8.Trudny

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. ANormal thyroid function with a laboratory error in T4
  2. BSecondary (central) hypothyroidism from pituitary failure
  3. CPrimary hypothyroidism from failure of the thyroid gland
  4. DHyperthyroidism from overactivity of the thyroid gland

Klucz odpowiedzi

  1. 1. D · Chlorek
  2. 2. D · 3,5–5,0 mEq/L
  3. 3. B · Your blood takes about twice as long as normal to clot
  4. 4. D · The levothyroxine dose is too high
  5. 5. A · Inform the provider and arrange a new, correctly collected sample
  6. 6. A · Glucagon by injection, or IV dextrose as prescribed
  7. 7. B · The supplements are reducing levothyroxine absorption
  8. 8. B · Secondary (central) hypothyroidism from pituitary failure

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