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Anatomy · Thorax: breast areolar glands
Sample itemDuring pregnancy a woman notices small raised nodules scattered around her areola. What are these structures?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Modified sebaceous glands of the areola
The small elevations on the areola are the areolar glands (tubercles of Montgomery), which are modified sebaceous glands. They enlarge in pregnancy and secrete an oily substance that lubricates and protects the nipple during suckling.
Option by option
A. Eccrine sweat glands of the nipple
The areola has no significant eccrine glands producing these nodules; they are sebaceous.
B. Modified sebaceous glands of the areola (correct)
Correct. They are modified sebaceous glands that lubricate the nipple.
C. Accessory mammary lobules
Accessory mammary tissue is a different anomaly, usually along the milk line.
D. Openings of the lactiferous ducts
Lactiferous ducts open on the nipple itself, not on the areolar surface.
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.
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