Longoria posted a photograph of herself online showing the bruises on her arms she picked up during filming.
"My wounds from pole dancing!" she said. "Wait til you see this episode of DH! Hilarious! Worth the pain!"
Felicity Huffman, who plays Lynette in the drama, recently revealed that Longoria has the "dirtiest" humorous moments in the new season.
Meanwhile, cast member Brenda Strong (Mary-Alice Young) has explained that the new season will involve flashbacks that provide viewers with more information about the Young family.
Desperate Housewives will return for its eighth season on September 25 on ABC.
> 'Desperate Housewives' to end after season eight?
Watch the last scene of Desperate Housewives' season seven finale below: