Abstract Originating from the maxillary artery. the middle meningeal artery (MMA) is predominantly periosteal irrigating the bone and dura mater. It enters the floor of the middle cranial fossa through the foramen spinosum. travels laterally through a middle fossa bony ridge. https://www.spidertattooz.com/Industrie-Rohrventilator-mit-Wandmontageplatte-o-160-mm/