The four primary functions of the skeletal system are to support muscles and tissue, protect the vital organs, allow movement of bones and muscles and serve as the storage center for immature blood cells and minerals. The skeletal system has 206 bones that are vital to the human body. Full Answer >.
Whether youâre dealing with screen or print media, you have contentâwords and imagesâthat needs to be organized into a layout. Visual hierarchy is the organization and prioritization of content as a means to communicate a message.Designers need to make very intentional decisions when it comes to prioritizing content.hether youâre dealing with screen or print media, you have contentâwords and imagesâthat needs to be organized into a layout. Visual hierarchy is the organization and prioritization of content as a means to communicate a message. Designers need to make very intentional decisions when it comes to prioritizing content.
The signal hierarchy defines the levels of multiplexing, that is, the first level of the hierarchy multiplexes (combines) a number of DS0s into a single digital signal (with a DSx designator) which is then placed on a carrier (with a T-x designator).he North American signal hierarchy was created by the old US 'Bell system' (AT&T) in the early 1960's and was the world's first digital voice system. It is based on multiples of the DS0 signal with a little bit of overhead to show its age.