Phiếu bài tập Giá trị xét nghiệm và điện giải có đáp án

Which hormone is measured in blood or urine to test for pregnancy?

1. AAntidiuretic hormone (ADH)
2. BHuman chorionic gonadotropin (hCG)
3. CThyroid-stimulating hormone (TSH)
4. DFollicle-stimulating hormone (FSH)

Nồng độ peptide lợi niệu type B (BNP) tăng ủng hộ mạnh nhất tình trạng nào ở người bệnh khó thở?

1. ACơn hen
2. BViêm phổi
3. CSuy tim
4. DCơn hoảng loạn

Khoảng tham chiếu điển hình của độ thẩm thấu huyết thanh là bao nhiêu?

1. AKhoảng 135–145 mOsm/kg
2. BKhoảng 275–295 mOsm/kg
3. CKhoảng 50–100 mOsm/kg
4. DKhoảng 400–500 mOsm/kg

A patient with hyperkalemia is prescribed an oral potassium binder such as patiromer or sodium zirconium cyclosilicate. How does this drug lower potassium?

1. AIt stops the kidneys from absorbing water in the tubules
2. BIt moves potassium into cells in the next few minutes
3. CIt protects the heart muscle against high potassium levels
4. DIt binds potassium in the gut so it leaves in the stool

Which instruction is correct for a patient taking an oral potassium chloride supplement?

1. ATake it with food and a full glass of water, and do not crush extended-release tablets
2. BTake it on an empty stomach with only a small sip of water to speed absorption
3. CUse a salt substitute as well, so less of the tablet is needed each day
4. DCrush the extended-release tablets and mix them with a little water if needed

A patient with acute pancreatitis has muscle twitching and numbness around the mouth. Which laboratory value should the nurse check?

1. ASerum calcium
2. BSerum amylase
3. CSerum sodium
4. DSerum chloride

A patient without symptoms has a TSH of 7,5 mIU/L on two occasions with a normal free T₄. Which term fits best?

1. ASubclinical hyperthyroidism
2. BSecondary hypothyroidism
3. COvert primary hypothyroidism
4. DSubclinical hypothyroidism

A patient on long-term amiodarone has fatigue and weight gain. TSH is 11 mIU/L and the free T₄ is low. What is the most likely explanation?

1. AAmiodarone-induced hyperthyroidism
2. BSecondary hypothyroidism from pituitary failure
3. CA normal response to amiodarone needing no action
4. DAmiodarone-induced hypothyroidism