Does this galaxy resemble the Milky Way, and is it relatable as the "template" for the Milky Way? Taking a look at this photo of comet 2I/Borisov and a background galaxy (2MASX J10500165-0152029):

And compare it to this rendition of the Milky Way:

The two galaxies slightly resemble each other. Is there a relationship between these two? Was this galaxy used in defining the Milky Way's shape?
In the case of the image of the Milky Way Galaxy that is provided, no.
Wikimedia Commons lists the Milky Way Galaxy image as &quot;Artist's conception of the Milky Way galaxy&quot; and provides the following credit statement, labeling creation date as 25 June 2009:

Nick Risinger - Own work Adapted from the following NASA images:
236084main MilkyWay-full-annotated.jpg Messier51 sRGB.jpg

Given that about 70% of observed galaxies are spiral galaxies, it seems unlikely that 2MASX J10500165-0152029 in particular was specifically chosen to use as a model for formulating the general image of the Milky Way.