Hard copies of the report should be printed out and placed in the women's hand-held maternity notes and their hospital notes.
The fetuses should be labelled using either the lateral orientation (left and right) or the vertical orientation (upper and lower).
Over 95,000 Facebook users have commented on the video, with many praising the mother for her patience and good humour.
One user called Denise Marie Kozina Calcaterra wrote: "I'm exhausted watching".
Labelling of fetuses should be carried out at all ultrasound scans to ensure consistent identification throughout the pregnancy.
Some pregnant women have complex social needs and may be less likely to access or maintain contact with antenatal care services.
Labelling of the fetuses should be documented in the ultrasound report.