Fans grew accustom to the "I'm a doctor not a…." one liners made famous by DeForest Kelley who played Dr. Leonard McCoy in the original series.
Trinneer's delivery is a mixture of DeForest Kelley's Bones and Jimmy Doohan's Scotty.
DeForest Kelley who played Leonard "Bones" McCoy in the original series made a guest appearance in the first episode of TNG as an admiral of 137 years of age.