body fluids

https://doi.org/10.1351/goldbook.09640
Liquids originating from the bodies of living or dead humans, animals, and other organisms.
Note: They include fluids that are excreted or secreted from the body.
Source:
PAC, 2018, 90, 1121. (Terminology of bioanalytical methods (IUPAC Recommendations 2018)) on page 1124 [Terms] [Paper]