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.
1 Most stomach cancers start in this layer. 2  Next is a supporting layer called the submucosa. 3  Outside of this is the muscularis propria, a thick layer of muscle that moves and mixes the stomach contents. 4  The outer 2 layers, the subserosa and the outermost serosa, wrap the stomach. Body (corpus): The main part of the stomach, between the upper and lower parts. 2  Antrum: The lower portion (near the intestine), where the food is mixed with gastric juice. 3  Pylorus: The last part of the stomach, which acts as a valve to control emptying of the stomach contents into the small intestine.