Mario is a 35-year-old male who has come into your ER with a laceration to his l
ID: 79469 • Letter: M
Question
Mario is a 35-year-old male who has come into your ER with a laceration to his left hand. According to Mario, he was working on home renovations in his 1945 city bungalow, when an old board fell from a shelf and injured his hand. The laceration is a cut about 3 inches long, but fairly shallow. It appears that it was bleeding pretty heavily, but he has stopped the bleeding by holding pressure on it with an old t-shirt. He said it happened about an hour ago. What line of defense has been breached for this injury?
A. first line of defense B. first and second lines of defense C. all three lines of defense
Explanation / Answer
It indicates a normal response to injury. blood rushes to the area, fluid is leaking from damaged vessels followed with the release of cytokines, Hence, it should be the first line of defense.
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