Which Is Incorrect About the Fc Region of an Immunoglobulin

question 94

Multiple Choice

Which is incorrect about the Fc region of an immunoglobulin?

• A)It determines the antibody's distribution in the body.
• B)It forms the antigen binding sites.
• C)It contains an effector molecule that can bind to cells such as macrophages and mast cells.
• D)It contains an effector molecule that can fix complement.
• E)It determines the class to which the immunoglobulin belongs.

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Definitions:

Endorphins

Natural painkillers produced by the body, often associated with feelings of euphoria.

Proinflammatory Cytokines

Molecules produced by the immune system that promote inflammation and are involved in the body's response to disease and injury.

Efferent Neurons

Motor neurons that convey impulses away from the brain.

Nociception

The process wherein sensory nerve cells are stimulated in response to harmful stimuli resulting in the perception of pain.