The main constituent of gastric acid is hydrochloric acid which is produced by parietal cells (also called oxyntic cells) in the gastric glands in the stomach. Its secretion is a complex and relatively energetically expensive process.
Music video by Guns N' Roses performing Paradise City. YouTube view counts pre-VEVO: 3,424,935. (C) 1988 Guns N' Roses under exclusive license to Geffen Records.  1 Paradise City by Guns N' Roses (Google Play â¢ iTunes â¢ AmazonMP3). 2  Music. 3  Standard YouTube License.
This article is about the Evanescence song. For the Rihanna song, see Unapologetic.  Lost in Paradise  is a song by American rock band Evanescence from their third self-titled studio album, Evanescence (2011). Wind-up Records released the song as the third single from the album on May 25, 2012. It was written by frontwoman Amy Lee and produced by Nick Raskulinecz.