Set of oesophageal branches of thoracic aorta
Rami oesophageales aortae thoracicae · Jícnové větve hrudní aorty
Heart & arteries
Looks like
Several small arteries leaving the front of the chest aorta and entering the gullet.
What it does
Supply the middle part of the gullet.
Keeping it well
A torn gullet or gullet surgery can bleed from them; rarely a problem otherwise.