NURSING 101
American Institute School Of Health
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Structure, Function, and Disorders of the Integumen tNURSING 101CH46
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Chapter 46: Structure, Function, and Disorders of the IntegumentMULTIPLE CHOICE 
Which component of the epidermis initiates immune responses and provides a defense onmental antigens? 
a.Langerhans cellsc.Keratinocytesb.Merkel cellsd.MelanocytesANS: ALangerhans cells (a type of dendritic cell) and dermal dendritic cells initiate an immune re-sponse by presenting processed antigen to T cells, thus providing a defense against environ-mental antigens. This function is not true of the other option
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