Though not the most common occurrence, Automation Engineers sometimes become Automation Engineering Managers, where the average income is $105K per year.
For example, the antrum of the stomach (gastric antrum) is a portion before the outlet, which is lined by mucosa and does not produce acid. The paranasal sinuses can be referred to as the frontal antrum, ethmoid antrum, and maxillary antrum.
The greater omentum is a peritoneal fold, meaning a fold in the lining of the abdominal cavity, that hangs over the stomach like an apron. It extends to the colon and is suspended from the stomach to cover most of the small and large intestine.