While Pew Research from 2015 puts adult smartphone ownership in the U.S. at 72 percent, thereâs some debate about smartphone ownership among children. The average age for a child to get their first smartphone is currently 10.3 years according to the recent Influence Central report, Kids & Tech: The Evolution of Todayâs Digital Natives. âSetting rules as part of a conversation with your child is going to be far less problematic in the long run.â
Definition of acetabulum. plural. acetabulums. or. acetabula. play \-lÉ\. 1 : a ventral sucker of a trematode. 2 : the cup-shaped socket in the hipbone.
The acetabulum is ringed by strong fibrocartilage called the labrum. The labrum forms a gasket around the socket. The joint is surrounded by bands of tissue called ligaments. They form a capsule that holds the joint together. The undersurface of the capsule is lined by a thin membrane called the synovium.