Anorexia can cause some respritory problems. A person with anorexia tends to have a weaker immune system, making them more prone to infection and viruses (cold, flu, bacteria, ect.). This can cause inflamation and even possibly permanent damage to the respritory system. Increased stress on the body can also weaken the lungs. Anorexia can also worsen pre-existing conditions.
Not normally.
Yes, he died of respiratory problems. See the related link.
Respiratory problems related to location of the incision, wound infection, or abscess formation.
Air pollution commonly causes respiratory ailments and skin problems.
Anorexia
I do not think it can be associated with anorexia nervosa, but I think it can be related with bulimia nervosa
Respiratory
Osteoporosis is irreversible in people with anorexia. Other health conditions resulting from anorexia are generally reversible.
Preventive measures for a non-injury related pneumothorax include stopping smoking and seeking medical attention for respiratory problems
The purpose of a eating disorder clinic is to solve all sort of patient problems, related to eating and food, like anorexia or obesitas, to mention some examples.
If by "What systems" you mean what organs are related to respiratory, lungs is probably the answer you were looking for.=D.
There are plenty of related disorders, but the most common are bulimia and ED-NOS