Cevaplı Laboratuvar değerleri ve elektrolitler çalışma kâğıdı

Antikoagülan kullanmayan bir kişide INR tipik olarak yaklaşık şudur:

1. A0,8–1,2
2. B3,5–4,5
3. C2,0–3,0
4. D5,0–6,0

In iron-deficiency anemia, the total iron-binding capacity (TIBC) is usually:

1. ALow
2. BHigh
3. CAbsent
4. DNormal

A urine dipstick is positive for nitrites. What does this most likely show?

1. AKetones produced from fat breakdown in fasting
2. BBacteria in the urine that convert nitrate to nitrite
3. CRed blood cells leaking from the glomeruli
4. DGlucose spilling into the urine from high blood levels

A patient with diabetes also takes propranolol. Why is regular glucose monitoring especially important?

1. AThe drug blocks the insulin injection site
2. BThe drug can mask warning signs of hypoglycemia
3. CThe drug stops the meter from reading correctly
4. DThe drug causes very high glucose in all patients

How does normal pregnancy usually affect serum creatinine?

1. AIt rises, because GFR falls
2. BIt stays exactly the same
3. CIt falls, because GFR rises
4. DIt rises with every week

A patient with hyponatremia from SIADH starts tolvaptan. Why is the serum sodium checked frequently in the first day?

1. AThe sodium always falls further
2. BThe sodium can rise too quickly
3. CThe drug lowers blood glucose sharply
4. DThe drug causes severe hyperkalemia

The nurse teaches a patient with thrombocytopenia (platelets 25 × 10³/µL) about home safety. Which statement shows a need for further teaching?

1. A"I'll take aspirin if I get a headache"
2. B"I'll use a soft-bristled toothbrush"
3. C"I'll blow my nose gently, not forcefully"
4. D"I'll use an electric razor to shave"

Weeks after neck surgery, a patient has muscle cramps and tingling. Calcium is low, phosphate is high and parathyroid hormone (PTH) is low. Which condition fits best?

1. AVitamin D toxicity
2. BHypoparathyroidism
3. CPrimary hyperparathyroidism
4. DChronic kidney disease