ورقة عمل القيم المخبرية والشوارد مع الإجابات

Why can bilirubin appear in the urine in obstructive jaundice but not in hemolytic jaundice?

1. AUnconjugated bilirubin is broken down in the bladder
2. BHemolysis stops the kidneys making any urine at all
3. COnly conjugated bilirubin is water soluble and filtered
4. DThe kidneys are always damaged in obstructive jaundice

أي قيمة HbA1c تستوفي عتبة التشخيص المعتادة للسكري؟

1. A5,0% (31 mmol/mol) أو أعلى
2. B4,5% (26 mmol/mol) أو أعلى
3. C5,5% (37 mmol/mol) أو أعلى
4. D6,5% (48 mmol/mol) أو أعلى

What does the reticulocyte count measure?

1. AOld red blood cells that are being removed by the spleen
2. BYoung red blood cells recently released from the bone marrow
3. CImmature white blood cells released during infection
4. DPlatelets that are larger than normal in size

A patient with type 2 diabetes has a target HbA1c below 7% (53 mmol/mol). Today's result is 7,8% (62 mmol/mol). What is the best interpretation?

1. AAverage glucose over the past months has been above the target
2. BThe patient has had frequent episodes of severe hypoglycemia
3. CThe result shows today's fasting glucose is above the target
4. DGlucose control has been excellent for the past several months

A patient's eGFR has fallen to 24 mL/min/1,73 m². Which prescribed drug should the nurse question before giving it?

1. AMetformin
2. BAcetaminophen (paracetamol)
3. CInsulin glargine
4. DLevothyroxine

A patient receives repeated nebulized albuterol (salbutamol) for severe asthma. Which laboratory change should the nurse watch for?

1. AA rise in serum calcium
2. BA fall in blood glucose
3. CA fall in serum potassium
4. DA rise in serum sodium

A patient with suspected Cushing syndrome takes dexamethasone at night. The next morning, the cortisol is still high. What does this suggest?

1. AThe adrenal glands are not able to produce enough cortisol
2. BThe patient has primary hypothyroidism instead
3. CCortisol is being produced without normal feedback control
4. DThe result is normal, as dexamethasone raises cortisol

A patient has a sodium of 150 mEq/L, a glucose of 180 mg/dL and a BUN of 28 mg/dL. Using the formula 2 × Na + glucose/18 + BUN/2,8, what is the calculated serum osmolality?

1. AAbout 300 mOsm/kg, which is normal
2. BAbout 320 mOsm/kg, which is high
3. CAbout 358 mOsm/kg, which is high
4. DAbout 285 mOsm/kg, which is normal