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
