Health, p. 64-71
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5 terms
Terms | Definitions |
|---|---|
 Callus | A thick, hard layer of epidermis |
| Ultraviolet rays | Harmful rays of the sun |
| Melanin | A dark colored pigment that gives the skin a brownish color |
| Redness, swelling, pus, and throbbing pain | The four signs of infection |
| Third-degree burn | A burn that affects all three layers of skin. |
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