Compare and contrast Tricki's condition before and after his stay at the surgery. How does this contrast help in understanding the role of proper care, discipline and environment in ensuring Tricki's well-being ? (A Triumph of Surgery)

(At least three points – one from each part of the question) Before surgery: Hugely fat like bloated sausage Eyes blood shot and rheumy Moves lethargically Overfed, suffers from vomiting Problem in breathing After surgery: A lithe and hard muscled animal Active Glossy and shiny Alert and excited Role of proper care, discipline and environment: Controlled diet No overfeeding Regular exercise Environment - as played with other dogs Used to fight to have his meal involved in friendly scrimmages Lost weight, became healthy, regained his health