Hypoxia, or lack of sufficient oxygen, is the single most common cause of cellular injury (see Figure 2-8). The other options are not a commonly observed as is the correct option. PTS: 1 REF: Page 56 31. During cell injury caused by hypoxia, sodium and water move into the cell because: a.
Boys develop ear infections more often than girls, as do kids with a family history of ear infections. They're also more common during the winter season, when lots of people get upper respiratory tract infections or colds.
In fact, more than half of all infants will have an ear infection by the time they reach their first birthday; 75% of all children will have had an ear infection by the time they reach age three and 50% of these will have had three or more ear infections during that same period.