Otoe County is located in southeastern Nebraska.

The doctor used an otoscope to examine the patient's ear.

The doctors used otoscopes to examine the patients' ears.

During the examination, the doctor performed an otoscopy to check for any abnormalities in the ear.

The doctor performed multiple otoscopies to examine the patient's ears.

The doctor used an otoscopic instrument to examine the patient's ear.

The otosteals were carefully examined by the researchers.

The otosteal is one of the three small bones in the middle ear.

I saw an otosenine at the zoo.

Otoscleroses can cause hearing loss.