Final answer:
Nurses must be able to provide emergency care and treatment for adverse reactions during allergy testing and desensitizing injections, including administering epinephrine.
Step-by-step explanation:
Nurses must be able to provide emergency care and treatment for adverse reactions that may occur during allergy testing and desensitizing injections. This includes being trained in administering epinephrine, which is commonly used to treat severe allergic reactions. Nurses must also be able to recognize the signs and symptoms of adverse reactions and provide appropriate interventions. Additionally, they should be knowledgeable about the potential risks and benefits of these procedures and be able to educate patients about them.