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Flap 2 |
| Red, itchy, possibly raised blotches on the skin that often result from an allergic reaction | Hives |
| Severe or life-threathening allergic reaction in which the blood vessels dialate, causing a drop in blood pressure, and the tissues lining the respiratory system swell, interfering with the airway | Anaphlaxis |
| Something that causes an allergic reaction | Allergen |
| Hormone produced by the body; as a medication, it constricts blood vessels and dialates respiratory passages and is used to relieve sever allergic reactions | Epinephrine |
| Syringe preloaded with medication that has a spring-oaded device that pushes the needle through the skin when the tip f the needle through the skin when the tip of the device is pressed firmly against the body | Auto-injector |
| An exaggerated response of the body's immune system to any substance is a _______ reaction | allergic |
