Pulmonary contusions are commonly associated with flail chest and that can lead to respiratory failure. This is due to the paradoxical motions of the chest wall from the fragments interrupting normal breathing and chest movement.
In computer architecture, a bus (a contraction of the Latin omnibus) is a communication system that transfers data between components inside a computer, or between computers. This expression covers all related hardware components (wire, optical fiber, etc.) and software, including communication protocols.
universal serial bus: an external serial bus interface standard for connecting peripheral devices to a computer, as in USB port; USB cable. British Dictionary definitions for usb port. noun. 1. (computing) a type of serial port for connecting peripheral devices in a system.