AALAS Laboratory Animal Allergy QUESTIONS WITH COMPLETE SOLUTIONS

What are the components of an allergen exposure prevention program? - Answer Engineering controls Administrative controls Training Work practice modifications Personal protective equipment An animal facility worker who does not currently have laboratory animal allergies can develop these symptoms in the future. - Answer True People who already have allergies are MORE likely to develop allergies to the laboratory animals with which they work. - Answer True Upon repeated exposures to an allergen, the allergen binds to IgE molecules causing histamine or other chemical mediators to be released, which in turn cause the allergic symptoms, such as sneezing and watery eyes. - Answer True Usually people start developing allergic symptoms at the very first exposure to animal allergens. - Answer False What is true regarding immediate and latent responses to allergens? - Answer An immediate response to allergens usually occurs within 10-15 minutes of exposure. Sometimes there is a late-phase of symptoms occurring 3-8 hours after the initial exposure to the allergen. A delayed response usually occurs between 4-6 hours after exposure. Controlling airborne allergens is one of the most important things an animal facility can do to prevent laboratory animal allergies. - Answer True Environmental and engineering elements to control laborat