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 upper two fifths of the acetabulum is formed by the ilium, the lower anterior one fifth is formed by the pubis, and the lower posterior two-fifths is formed by the ischium. Thus, the acetabulum is formed by all three of the bones that form the pelvis: the ilium, the ischium, and the pubis.