PAEA Surgery End Of Rotation (EOR) Practice Exam

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How long does it typically take for skin and mucosa wounds to heal?

3-5 days
5-7 days
7-10 days
10-14 days

The correct answer is: 5-7 days

The typical healing time for skin and mucosa wounds is generally around 5 to 7 days. During this period, the wound undergoes a series of stages including hemostasis, inflammation, proliferation, and remodeling, with the epithelial cells starting to migrate and cover the wound surface relatively quickly. Skin and mucosal tissues, being rich in blood supply, have efficient healing responses due to their high vascularity and the presence of various growth factors that facilitate repair mechanisms. The first few days are particularly critical as inflammation occurs, but as the days progress, new epithelial tissue begins to form, leading to closure of the wound. While 3-5 days might seem plausible for very superficial wounds or specific areas with rapid turnover, most standard skin and mucosal injuries take closer to 5-7 days to adequately heal, especially in typical clinical scenarios. Consequently, the answer that reflects this common timeline is 5-7 days.