FORMERLY COMATOSE PATIENT BARBARA BLODGETT OF YAKIMA, WASH., SPENDS ONE OF HER FIRST NEWLY CONSCIOUS MOMENTS WITH HER NEWBORN SON, HELD BY HUSBAND DAVID, AND HER OTHER CHILD ON FRIDAY. JUST TWO MONTHS AGO, SUFFERING FROM "CEREBRAL DEATH," SHE BECAME ONE OF FOUR COMATOSE WOMEN IN HISTORY TO GIVE BIRTH. SINCE THEN, SHE HAS MADE A RECOVERY THAT HAS CONFOUNDED HER DOCTORS. SHE NODDED EMPHATICALLY WHEN ASKED IF SHE HOPED FOR FULL RECOVERY.