Mediastinal pleura Definition
It refers to a section of the parietal pleura membrane lining the mediastinum, the portion of the thoracic cavity between the lungs that comprise of organs like the heart, aorta, thymus, trachea and esophagus.
It appears as a thin membrane. In Latin, the structure is referred to as “P. Mediastinalis.”
Mediastinal pleura Location
It lies in the space between the lungs. It runs constant with and is bounded by the posterior and anterior costal pleura margins. It is bounded superiorly by the cervical pleura and inferiorly by the diaphragmatic pleura.
It is one of the four sections of the parietal pleura, the others being:
- Costal
- Diaphragmatic
- Cervical (Cupular)
Mediastinal pleura Function
It lines the chest cavity or thoracic cavity in the space between the respiratory organs known as the lungs.
Pictures of Mediastinal pleura
Check these useful images to know about the location and appearance of this membrane.
Picture 1 – Mediastinal pleura
Picture 2 – Mediastinal pleura Image
References:
http://www.gpnotebook.co.uk/simplepage.cfm?ID=1657798715
http://www.conservapedia.com/Mediastinal_pleura
http://en.wikipedia.org/wiki/Mediastinal_pleura
http://home.comcast.net/~wnor/thoraxlesson2.htm
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