Question 1

What is a normal range for urine sodium concentration in a healthy adult?

Accepted Answer

20-220 mEq/L

Answer

300-400 mEq/L

Answer

5-15 mEq/L

Answer

400-500 mEq/L

Question 2

In which condition would you most likely expect elevated urine sodium levels?

Accepted Answer

Acute kidney injury

Answer

Congestive heart failure

Answer

Dehydration

Answer

Hypertension

Question 3

What does a low urine sodium concentration typically indicate?

Accepted Answer

Dehydration

Answer

Kidney failure

Answer

Hyperaldosteronism

Answer

Excessive fluid intake

Question 4

What urine sodium level would likely be found in a patient with adrenal insufficiency?

Accepted Answer

less than 20 mEq/L

Answer

less than 20 mEq/L

Answer

less than 20 mEq/L

Answer

less than 20 mEq/L

Question 5

Which test is often used alongside urine sodium measurement to assess volume status in patients?

Accepted Answer

Urine osmolality

Answer

Creatinine clearance

Answer

Blood pressure

Answer

Serum glucose

Question 6

What might high urine sodium levels indicate in a patient with heart failure?

Accepted Answer

Fluid overload

Answer

Hypotension

Answer

Renal artery stenosis

Answer

Severe dehydration

Question 7

What could a urine sodium concentration of 5 mEq/L suggest in a patient?

Accepted Answer

Severe dehydration

Answer

Acute kidney injury

Answer

Cirrhosis

Answer

Heart failure

Question 8

What effect does diuretic use generally have on urine sodium levels?

Accepted Answer

Increases urine sodium excretion

Answer

No effect on urine sodium

Answer

Causes sodium retention

Answer

Decreases urine sodium excretion

Question 9

In which scenario would urine sodium levels be expected to be low despite normal sodium intake?

Accepted Answer

Congestive heart failure

Answer

Acute infection

Answer

Dietary sodium excess

Answer

Exercise

Question 10

What urine sodium level might you expect in a patient experiencing a salt-wasting nephropathy?

Accepted Answer

Greater than 200 mEq/L

Answer

30-50 mEq/L

Answer

10-20 mEq/L

Answer

100-150 mEq/L

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