Final answer:
The purpose of immediately documenting vital signs is to ensure accurate and timely record keeping, and to facilitate reporting and trend detection.
Step-by-step explanation:
The purpose of immediately documenting vital signs once they are obtained is to ensure accurate and timely record keeping.
Option A: It may be difficult to recall the vital signs accurately later on, which is why documenting them immediately helps avoid any discrepancies in the future.
Option B: By documenting the vital signs right away, you can report them accurately when contacting the receiving facility.
Option C: Failure to record the vital signs immediately is considered falsifying the medical record, which is why it's important to document them as soon as possible.
Option D: Documenting vital signs immediately allows for easy comparison of each set with the previous ones, helping detect trends in the patient's condition.