ورقة عمل القيم المخبرية والشوارد مع الإجابات

Which condition commonly causes a high serum potassium?

1. ARepeated vomiting
2. BKidney failure
3. CLoop diuretic use
4. DSevere diarrhea

Which tube additive is used for a complete blood count (CBC)?

1. ASodium fluoride (usually a gray top)
2. BSodium citrate (usually a light blue top)
3. CEDTA (usually a lavender or purple top)
4. DNo additive, clot activator (red top)

What is the main effect of parathyroid hormone (PTH) on serum calcium?

1. AIt lowers serum calcium
2. BIt has no effect on calcium
3. CIt raises serum calcium
4. DIt only changes urine calcium

A patient is starting dabigatran, a direct oral anticoagulant. Which laboratory test is most important to review before the first dose?

1. AKidney function (creatinine clearance)
2. BTSH, to rule out an overactive thyroid gland
3. CLipase, to rule out an inflamed pancreas first
4. DINR, to set the dose of the anticoagulant

A patient on levothyroxine has palpitations, weight loss and a TSH of 0,05 mIU/L. What is the most likely explanation?

1. AThe patient has stopped the drug
2. BThe levothyroxine dose is too high
3. CThe thyroid is now completely normal
4. DThe levothyroxine dose is too low

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

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

مريض بمرض رئوي قديم، بيكربونات مصله 32 mEq/L، وPaCO₂ الشرياني مرتفع دائمًا، وpH يبلغ 7,36. أي حالة تناسب أكثر؟

1. Aحماض كيتوني سكري حاد مع جفاف شديد وقيء
2. Bإسهال حاد شديد مع فقد كبير للبيكربونات
3. Cداء الانسداد الرئوي المزمن مع احتباس مزمن لثاني أكسيد الكربون وتعويض استقلابي
4. Dجرعة زائدة حادة من الأسبرين مع تنفس سريع

At the start of a shift, the nurse reviews four new results. Which patient needs attention first?

1. AGlucose 180 mg/dL (10 mmol/L) after a meal in a patient with diabetes
2. BPotassium 5,2 mEq/L in a patient with stable chronic kidney disease
3. CHemoglobin 11,0 g/dL (110 g/L) in a patient with rheumatoid arthritis
4. DSodium 119 mEq/L in a patient with new confusion and vomiting