Allergies Occur When

question 82

Multiple Choice

Allergies occur when

• A) antibodies malfunction and attack "self" cells.
• B) too much complement is released into the blood.
• C) mast cells release histamine in response to harmless substances.
• D) foreign MHC proteins trigger an immune response.

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Definitions:

Passive Activity

Economic actions in which the participant does not materially participate, often relating to certain types of business ventures or investments.

Proactive

Characterizes an approach that anticipates and initiates change rather than reacting to events.

Contingency Planning

The process of preparing strategies to address unexpected events or emergencies that could negatively impact operations.

Changing Circumstances

Refers to the varying conditions or situations that can affect an individual's or organization's decisions and actions.