ورقة عمل القيم المخبرية والشوارد مع الإجابات

A raised alkaline phosphatase (ALP) is most typical of:

1. ABlocked bile flow or increased bone turnover
2. BLow production of hormone by the thyroid gland
3. CInflammation of the lining of the urinary bladder
4. DAcute damage to the heart muscle

What is the usual diagnostic cut-off for diabetes on a fasting plasma glucose test, when confirmed on a second test?

1. A110 mg/dL (6,1 mmol/L) or higher
2. B200 mg/dL (11,1 mmol/L) or higher
3. C126 mg/dL (7,0 mmol/L) or higher
4. D100 mg/dL (5,6 mmol/L) or higher

Where is urea, measured as blood urea nitrogen (BUN), made?

1. AIn the liver, from the breakdown of protein
2. BIn the muscles, from the breakdown of creatine
3. CIn the kidneys, from the breakdown of glucose
4. DIn the bone marrow, from old red blood cells

A blood sample drawn just after a patient ate a fatty meal is reported as "lipemic." What does this mean for the results?

1. AThe sample shows the patient has diabetic ketoacidosis
2. BThe sample was contaminated by an IV fluid with dextrose
3. CHigh fat in the sample may interfere with some test results
4. DThe results are more accurate than in a fasting sample

A patient with chronic kidney disease receives an erythropoiesis-stimulating agent such as epoetin alfa. Which assessments are most important?

1. ALiver enzymes and bilirubin
2. BSerum amylase and lipase
3. CHemoglobin and blood pressure
4. DSerum glucose and ketones

A patient scheduled for surgery this morning has a potassium of 3,0 mEq/L on pre-operative tests. What should the nurse do?

1. ASend the patient to surgery without comment
2. BReport it to the surgical team before surgery
3. CGive an oral potassium dose without a prescription
4. DRepeat the test after the surgery is finished

A patient has a hematocrit of 60% and a raised red cell mass. Which result suggests polycythemia vera rather than secondary polycythemia from chronic hypoxia?

1. AA high carboxyhemoglobin
2. BA high erythropoietin level
3. CA low erythropoietin level
4. DA low oxygen saturation

A 5-year-old has new bruising and petechiae two weeks after a viral illness. Platelets are 12 × 10³/µL; hemoglobin, white cell count and clotting times are normal. Which condition is most likely?

1. ADisseminated intravascular coagulation
2. BAcute leukemia
3. CImmune thrombocytopenia (ITP)
4. DHemophilia A