What does CALLING THE JURY mean?

CALLING THE JURY meaning in Law Dictionary

Successively drawing out of a box into that they have-been previously place the brands of this jurors in the panels annexed towards nisi-prius record, and phoning all of them over within the order where they're therefore attracted. The twelve people whoever names tend to be very first called, and whom look, are sworn since the jury, unless some only reason for challenge or reason, with regards to any of all of them, shall be brought ahead.