Wartości laboratoryjne i elektrolity: karta pracy z odpowiedziami

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Imię: ____________________   Data: ____________

1.Łatwy

What is a typical reference range for the reticulocyte count in an adult?

  1. AAbout 0,01–0,05% of red cells
  2. BAbout 0,5–2% of red cells
  3. CAbout 10–20% of red cells
  4. DAbout 40–50% of red cells
2.Łatwy

In a healthy adult, the CSF glucose is usually about what proportion of the blood glucose?

  1. AAbout one tenth (10%)
  2. BAbout double (200%)
  3. CAbout two-thirds (60%)
  4. DExactly the same (100%)
3.Łatwy

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

  1. AOkoło 3,5–5,0 mg/dL
  2. BOkoło 135–145 mg/dL
  3. COkoło 0,6–1,2 mg/dL
  4. DOkoło 10–20 mg/dL
4.Średni

A breathless patient in the emergency department has a BNP below 100 pg/mL. What does this suggest?

  1. AThe kidneys are failing and the patient needs dialysis
  2. BSevere heart failure is certainly the cause of the problem
  3. CHeart failure is an unlikely cause of the breathlessness
  4. DThe patient has had a myocardial infarction in the past day
5.Średni

A young adult with new diabetes has a very low C-peptide level. What does this suggest?

  1. AThe kidneys are excreting all of the patient's insulin in urine
  2. BThe pancreas is making very little insulin, as in type 1 diabetes
  3. CThe patient has high insulin resistance, as in type 2 diabetes
  4. DThe patient is injecting too much insulin and needs a lower dose
6.Średni

A test has very high sensitivity for a disease. What does a negative result mean?

  1. AThe result cannot be used, because sensitivity is high
  2. BThe disease is unlikely, so it helps rule it out
  3. CThe disease is certain, so treatment should begin
  4. DThe patient must have a different disease instead
7.Trudny

A patient on warfarin with an INR of 3,6 fell and hit their head an hour ago. They now report a worsening headache and drowsiness. What is the priority?

  1. AHold warfarin for one dose and observe at home
  2. BReport urgently for imaging and possible reversal
  3. CEncourage rest in a dark room to settle the pain
  4. DGive acetaminophen (paracetamol) and recheck the INR tomorrow
8.Trudny

An older adult with type 2 diabetes is drowsy and very dehydrated. Glucose 920 mg/dL (51 mmol/L), serum osmolality 350 mOsm/kg, pH 7,36, urine ketones negative or trace. Which condition fits best?

  1. ADiabetic ketoacidosis (DKA)
  2. BMetformin-related lactic acidosis
  3. CHyperosmolar hyperglycemic state (HHS)
  4. DSyndrome of inappropriate ADH (SIADH)

Klucz odpowiedzi

  1. 1. B · About 0,5–2% of red cells
  2. 2. C · About two-thirds (60%)
  3. 3. C · Około 0,6–1,2 mg/dL
  4. 4. C · Heart failure is an unlikely cause of the breathlessness
  5. 5. B · The pancreas is making very little insulin, as in type 1 diabetes
  6. 6. B · The disease is unlikely, so it helps rule it out
  7. 7. B · Report urgently for imaging and possible reversal
  8. 8. C · Hyperosmolar hyperglycemic state (HHS)

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