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Dentistry · Oral surgery
Sample itemWhat is dry socket after extraction primarily caused by?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Disintegration or loss of the socket blood clot
Dry socket occurs when the extraction clot breaks down or is lost, exposing bone and causing severe pain typically several days after extraction.
Option by option
A. A retained orthodontic wire
Orthodontic wire is unrelated to the usual mechanism.
B. Disintegration or loss of the socket blood clot (correct)
Correct: clot loss exposes painful alveolar bone.
C. Excess salivary flow alone
Saliva alone does not cause the clot breakdown syndrome.
D. Overgrowth of enamel within the socket
Enamel does not grow inside an extraction socket.
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.