ورقة عمل القيم المخبرية والشوارد مع الإجابات

A patient on warfarin asks what an INR of 2,0 means. Which explanation is best?

1. AYour warfarin dose is twice what it should be
2. BYour blood clots about twice as fast as is normal
3. CYour blood takes about twice as long as normal to clot
4. DYou have twice the normal number of platelets

A raised eosinophil count is most typical of:

1. AAcute blood loss after trauma
2. BAllergic conditions and parasitic infections
3. CViral infections such as glandular fever
4. DAcute bacterial pneumonia and sepsis

In the US (NCEP ATP III) classification, which LDL cholesterol level is called optimal for an adult?

1. AAbout 160–189 mg/dL (4,1–4,9 mmol/L)
2. BAbout 190 mg/dL (4,9 mmol/L) or more
3. CAbout 220–260 mg/dL (5,7–6,7 mmol/L)
4. DBelow 100 mg/dL (2,6 mmol/L)

لماذا يجب تفسير الكالسيوم الكلي المنخفض بحذر لدى مريض ألبومين مصله منخفض؟

1. Aلأن جزءًا كبيرًا من الكالسيوم مرتبط بالألبومين، فينخفض الكالسيوم الكلي حتى لو كان الكالسيوم المتشرد طبيعيًا
2. Bلأن الألبومين والكالسيوم يُقاسان بالتفاعل الكيميائي نفسه، فينخفضان معًا دائمًا
3. Cلأن انخفاض الألبومين يسبب دائمًا نقص كالسيوم دم حقيقيًا مصحوبًا بأعراض
4. Dلأن انخفاض الألبومين يجعل كل فحوص الكالسيوم غير دقيقة وعديمة الفائدة

A patient is on an IV insulin infusion protocol in the ICU. How often is the blood glucose usually checked?

1. AAbout every hour
2. BOnce a day before breakfast
3. COnce every 12 hours
4. DOnly if symptoms occur

A patient with chronic kidney disease has a potassium of 5,6 mEq/L. Which food should the nurse advise the patient to limit?

1. ABananas
2. BCabbage
3. CWhite rice
4. DApples

Which set of results most strongly suggests hemolytic anemia?

1. ALow hemoglobin, high reticulocytes, high unconjugated bilirubin, high LDH
2. BLow hemoglobin, low reticulocytes, low MCV, low ferritin
3. CLow hemoglobin, low platelets, low white cells, low reticulocytes
4. DLow hemoglobin, high MCV, low vitamin B₁₂, normal bilirubin

A healthy woman at 10 weeks of pregnancy has a slightly low TSH with a normal free T₄ and no symptoms. What is the most likely explanation?

1. AThe result shows severe primary hypothyroidism
2. BShe has pituitary failure from the pregnancy
3. CShe has developed Graves disease in pregnancy
4. DhCG stimulates the thyroid in early pregnancy