I like the neck being strictly full of conduits, struts and machinery, and the windows are there as an afterthought so maintenance personnel don't feel too claustrophobic.
Maintenance personnel should be accustomed to working in tight, cramped, windowless spaces. That’s part of their job.
I prefer to think the windows on the neck are there to provide a spectacular view for visiting babes.
. . . The best counterindication to that might be that Kirk didn't take Lenore Karidian to such a facility! Instead, we appear to witness an observation gallery next to the shuttlebay, as if that were the best Kirk could hope to offer.
According to the dialogue, it is
the observation gallery overlooking the shuttlecraft flight deck. Maybe Kirk wanted to impress Lenore with the size of his shuttlebay.
“All this power, surging and throbbing, yet under control. Are you like that, Captain?” Nudge-nudge, wink-wink.