The human heart is covered by a two walled membrane called pericardium which contains a fluid called the pericardial fluid. This fluid keeps the heart safe from any kinds of shocks. When these two wal…
* tag of your theme, or you will break many plugins, which * generally use this hook to add elements to
such * as styles, scripts, and meta tags. */ wp_head(); ?>The human heart is covered by a two walled membrane called pericardium which contains a fluid called the pericardial fluid. This fluid keeps the heart safe from any kinds of shocks. When these two wal…