Yes, it's the past participle of pump.
Present participle - winding Past participle - winded
The past participle is sped.
The past participle is heated.
The past participle is rewound.
The past participle is shaken.
pumped bacon is pumped bacon
it is pumped to the heart first then to the lungs
Being is the present participle. The past participle is been.
blood is pumped through lungs
The past participle of "do" is "done." The past participle of "have" is "had."
Sodium ions and potassium ions are pumped in opposite directions. Sodium ions are pumped out of the cell and potassium ions are pumped into the cell.
The present participle of "sow" is "sowing," and the past participle is "sown."
The present participle of beat is beating, and the past participle is beaten.
The past participle of "begin" is "begun" and the present participle is "beginning."
The past participle of "am not" is "have not been."
Helium gas is pumped into a balloon.
'pumped in french is 'pompé'