Explanation: The Parietal pericardium - very thick fibrous serous membrane that forms a loose fitting sac around the heart & lines the wall of the pericardial cavity.
The loose fitting sac around the heart is called Parietal Pericardium.
<u>EXPLANATION:</u>
Parietal Pericardium is known as a part of a heart and it is known to be very thick membrane located in outer side of the pericardium.
Pericardium comes along in the origin part where diaphragm and posterior is present.
The main function or the activity of Parietal Pericardium is to locate the position of your heart in correct position inside the chest cavity and it is always there to prevent form various diseases.
