The trained professional was asking questions to obtain information, not answer the phone and then make assumptions. How is someone on a telephone supposed to determine the nature of an injury without asking about it?
Again, blood loss from a traumatic amputation may actually be minimal, depending on the circumstances.
And a major part of it was just to keep him talking. It helps prevent passing out if you have to keep a clear head to answer the questions.
You can listen to the 911 call here. Chilling.
BS. A limb torn off will always result in severe loss of blood. Stupid question.