What was JJ Thomson Atomic theory? Joseph John Thomson discovered the electron in 1897. In 1904,  Thomson suggested a model of the atom as a sphere of positive  matter in which these electrons are positioned â¦by electrostatic  forces.
Cost of Perineal Hernia in Dogs. Stool softeners for dogs are usually $15 for 40 soft chews. Consult your veterinarian before trying human stool softeners on your dog. Enemas ($4 for a 4 pack) are another option.
Surgery can run from $350 to $650 depending on your vet. Our 9yr old Chihuahua Pomeranian mix just had a double inguinal hernia surgery that cost $2200. She had the hernia wheâ¦n she came to us as a stray dog and we were told that it didn't have to be operated on. A few weeks ago it became a problem and protruded out beyond comfortability for her and we knew it was time.