In The Great Gatsby, does Fitzgerald describe Myrtle Wilson in a way that her physical appearance reflects her character?

Myrtle's deception toward her husband is captured in her first appearance in Wilson's
garage, whenarrives in :

The thickish figure of a woman
blocked out the light from the office door. She was in the middle thirties, and faintly stout,
but she carried her surplus flesh sensuously as some women can. Her face, above a spotted dress
of dark blue crepe-de-chine, contained no facet or gleam of beauty, but there was an immediately
perceptible vitality about her as if the nerves of her body were continually smouldering. She
smiled slowly and, walking through her husband as if he were a ghost, shook hands with Tom,
looking him flush in the eye. Then she wet her lips...

There are several clues within this description that reveal Myrtle's character. She is sensuous,
carrying herself in such a way (despite some extra weight) that exudes a sexuality and demands
attention. She wears a lightweight fabric, undoubtedly using the freely flowing fabric to
further entice Tom's attention. She...