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.
Veterans who have retired from military service can receive an identification card from DoD. For information on obtaining or renewing such a card, please contact your nearest DoD identification card facility. You can find the location of these facilities through this link: https://www.dmdc.osd.mil/rsl/appj/site.