One issue is to which President or Congress a particular year's deficit should be attributed. U.S. Congressional terms start on Jan. 1, Presidential terms later in January, and the fiscal year on Oct. 1, so none of them exactly match up.
These nephridia, which are called protonephridia, are branched tubules of ectodermal origin. They are closed at the internal ends by terminal cells, or solenocytes, and open to the exterior by means of excretory pores, or nephridiopores.
1 PTEROBRANCHIA, a zoological group established by Ray Lankester in 1877. 2  THYSANOPTERA (Oiaavos, a fringe, and 7rTepbv, a wing), a term used in zoological classification for a small order of the class Hexapoda.  S., 1907, by permission of the Zoological Society of London.) Photo, W.