bands of smooth muscle cells connected to each hair follicle to the papillary layer of the dermis that when contracted the hair follice is pulled uprights(created goose bumps).
Common Access Card (CAC) The CAC, a smart card about the size of a credit card, is the standard identification for active duty uniformed service personnel, Selected Reserve, DoD civilian employees, and eligible contractor personnel.
The first of the six positions, in upper case letters, identify the department/agency and office issuing the instrument. The remaining positions are the alpha-numeric characters that identify the issuing office. These six characters are the DoD Activity Address Code (DoDAAC) or Unit Identification Code (UIC) number.