ورقة عمل القيم المخبرية والشوارد مع الإجابات

A positive hepatitis B surface antigen (HBsAg) test means:

1. AThe person currently has hepatitis B infection
2. BThe person is immune from vaccination only
3. CThe person has never met the virus
4. DThe person had hepatitis A in the past

What does the term "leukopenia" mean?

1. AA high white blood cell count
2. BA low red blood cell count
3. CA high platelet count
4. DA low white blood cell count

What is the effect of insulin on serum potassium?

1. AIt makes the kidneys keep more potassium in the blood
2. BIt moves potassium into cells, lowering the serum level
3. CIt moves potassium out of cells, raising the serum level
4. DIt has no effect on potassium in any amount

An older adult with chronic kidney disease takes glyburide (glibenclamide, a sulfonylurea) and has repeated low glucose readings. Why is this a concern?

1. AThe drug stops working entirely when the kidneys fail
2. BThe drug causes high potassium that lowers the glucose
3. CThe drug makes the glucose meter read falsely low
4. DThe drug and its metabolites build up and cause long lows

A patient starts lisinopril (an ACE inhibitor). Which laboratory values should the nurse expect to be monitored?

1. AALT and bilirubin
2. BCalcium and phosphate
3. CTSH and free T₄
4. DPotassium and creatinine

A patient takes high-dose furosemide. Besides potassium, which electrolyte is most commonly lowered?

1. APhosphate
2. BSodium bicarbonate
3. CMagnesium
4. DUric acid

A patient has fever, confusion, a platelet count of 15 × 10³/µL, anemia with fragmented red cells (schistocytes) and a raised creatinine. Clotting times are normal. Which condition should be suspected?

1. AImmune thrombocytopenia (ITP)
2. BVitamin K deficiency with bleeding
3. CThrombotic thrombocytopenic purpura (TTP)
4. DDisseminated intravascular coagulation

A patient has taken metformin for 8 years and now has numbness in the feet, a hemoglobin of 10,2 g/dL (102 g/L) and an MCV of 108 fL. Which deficiency is most likely?

1. AIron deficiency from gut loss
2. BVitamin B₁₂ deficiency
3. CVitamin D (calciferol) deficiency
4. DVitamin K deficiency