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.
An infection in the outer ear is often called Swimmerâs Ear. It usually happens when the ear stays wet long enough to breed germs.iagnosing an Ear Infection. The only way to know for sure if your child has an ear infection is for a doctor to check inside her ear with a device called an otoscope. This is basically just a tiny flashlight with a magnifying lens for the doctor to look through.