Descriptions of Pleural cavity. Pleural cavity: The space enclosed by the pleura, which is a thin layer of tissue that covers the lungs and lines the interior wall of the chest cavity. Source: National Institute of Health. Pleural cavity: the cavity in the thorax that contains the lungs.
These and other retirement income streams produced an average income of $31,742 for people age 65 and older in 2012, according to a recent AARP Public Policy Institute analysis of Census Bureau data. Here's how older Americans are paying their bills in retirement:
Nationally in November 2013, about 57,917,000 people received a monthly retirement, survivors or disability related benefit. Considering all of these people, the average monthly Social Security amount paid, combining all the different Social Security benefits, was $1,164.18. For Social Security retirement benefits, the average worker, based on his or her individual work record, received $1,273 that month.