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.
Babies can't tell us how bad they feel; it's not always easy to get a good look in their ears; and serious infections can be very risky for that age group. If the child is between 6 months and 2 years old, though, our decision depends on a few things. If we are certain there's an ear infection, we give antibiotics. If we're notâif what we see in the ear could just be from a cold, for exampleâwe only give meds right away if the child seems really ill, say with a fever above 102Â°F or bad ear pain. For kids over age 2, we're supposed to be more stingy with antibiotics.