Explain why affected area is red and swollen

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Michael, an active 6-year-old, fell while running and scraped his forearm and elbow. The areas began bleeding slightly and have become red, swollen, and painful. Normal movement is possible, but painful.

1. Explain why the affected area is red and swollen.

2. Why is movement painful?

3. Why might healing be slow in the scraped area?

Reference no: EM133373898

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