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.
These codes are particularly important for U.S. Government financial, contracting, and auditing records. The codes are used across the entire Federal Government when ordering supplies from the supply system using MILSTRIP, FEDSTRIP, or DLMS procedures. When assigned for activities outside the Department of Defense, the codes are often referred to as AACs. See also Commercial and Government Entity - Issued by the U.S. DoD.