Your baby's finally here, and you're thrilled â but you're also exhausted, uncomfortable, on an emotional roller coaster, and wondering whether you'll ever fit into your jeans again. Childbirth classes helped prepare you for giving birth, but you weren't prepared for all of this!
The trabeculae carneae are muscular, columnar protrusions found on the internal surface of the ventricles, the main pumping chambers of the heart. It is thought that they help prevent suction that would occur with a smooth surface.he trabeculae carneae are muscular, columnar protrusions found on the internal surface of the ventricles, the main pumping chambers of the heart. It is thought that they help prevent suction that would occur with a smooth surface.
Parietal pleura Function. It covers the diaphragm and lines the inner walls of the chest. This structure is a serous membrane and produces a type of serous fluid referred to as Pleural fluid. Costal pleura-Location, Function and Images-July 18, 2012 [â¦] as the most extensive and strong section of the parietal pleural membrane. 2  It is that part of the parietal pleura that lines the Intercostales and the inner rib [â¦].