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OBG · Early pregnancy
Sample itemWhat test confirms pregnancy by detecting a hormone?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Human chorionic gonadotropin test
Pregnancy tests detect human chorionic gonadotropin, a hormone produced after implantation that can be measured in urine or blood.
Option by option
A. Audiogram
Audiogram measures hearing thresholds.
B. Chest radiograph
Chest radiograph does not confirm pregnancy.
C. Serum sodium
Serum sodium evaluates electrolyte balance, not pregnancy.
D. Human chorionic gonadotropin test (correct)
Correct: hCG testing detects the pregnancy-associated hormone.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.