Scheda di esercizi di Valori di laboratorio ed elettroliti con soluzioni

La neutropenia è di solito definita come una conta assoluta dei neutrofili (ANC) inferiore a circa:

1. A150 × 10³/µL (150 000/mm³)
2. B1,5 × 10³/µL (1500/mm³)
3. C15 × 10³/µL (15 000/mm³)
4. D5,0 × 10³/µL (5000/mm³)

Below about which blood glucose level is hypoglycemia usually defined and treated in a person with diabetes?

1. A70 mg/dL (3,9 mmol/L)
2. B100 mg/dL (5,6 mmol/L)
3. C40 mg/dL (2,2 mmol/L)
4. D126 mg/dL (7,0 mmol/L)

A patient has a hemoglobin of 19,5 g/dL (195 g/L) and a hematocrit of 58%. Which term describes this?

1. AThrombocytopenia (low platelets)
2. BIron-deficiency anemia
3. CPolycythemia (erythrocytosis)
4. DPancytopenia (all cells low)

A patient on a heparin infusion has blood in the urine and an aPTT far above the target. The nurse stops the infusion and informs the provider. Which antidote should the nurse anticipate?

1. AProtamine sulfate
2. BNaloxone
3. CVitamin K (phytonadione)
4. DCalcium gluconate

Which instruction is correct for a patient starting oral iron tablets?

1. ATake the tablet with an antacid to improve absorption
2. BTake each tablet with milk to protect the stomach
3. CYour urine will turn bright orange while you take it
4. DYour stools may turn dark green or black

A patient has started parenteral nutrition (PN) through a central line. Which test is monitored most frequently in the first days?

1. AThyroid hormones
2. BHemoglobin A1c
3. CBlood glucose
4. DSerum lipase

A patient has marked generalized edema. Results show heavy proteinuria, serum albumin 1,8 g/dL (18 g/L) and total cholesterol 340 mg/dL (8,8 mmol/L). Which condition fits best?

1. APrerenal kidney injury
2. BNephrotic syndrome
3. CLiver cirrhosis only
4. DAcute pyelonephritis

A patient has sudden episodes of severe headache, sweating, palpitations and very high blood pressure. Which test is most useful to look for the cause?

1. APlasma free metanephrines
2. BSerum TSH and free T₄
3. CSerum calcium only
4. DFasting lipid profile