picture archiving and communication system.
Pan and zoom - the ability to select and magnify a region in the
display.
Peripheral - a device that is connected to a computer and performs
a function. Scanners, mouse pointers, printers, keyboards, and
monitors are examples of peripherals.
Phosphor - the coating on the inside of a CRT or monitor that
produces light when it is struck by an electron beam.
Pixel (picture element) - the smallest piece of information that
can be displayed on a CRT. It is represented by a numerical code
within the computer and displayed on the monitor as a dot of a
specific color or intensity. An image is composed of a large array
of pixels of differing intensities or colors.
Protocol - a set of guidelines by which two different computer
devices communicate with each other. |