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.
People of all ages get ear infections. However, such infections are especially common in young children. This is because the eustachian tubes of children under age five are very small and soft, and so they are easily blocked. Another reason that young children get ear infections is because of their adenoids (AD-e-noidz).