Do you have any pictures for the supposed situation?
There are 5 groups in the vertebral column. In order they are called
1) Cervical
2) Thoracic
3) Lumbar
4) Sacrum
5) Coccyx
The 4th group contain 5 bones and once you are in the adult phase,
roughly at about 26 years, the 5 bones fuses into one bone which shrink
the number of bones the vertebra column have but but does not lose in
size.
not a 100 % sure hope this helps
Answer: Bulimia nervosa
Explanation:
Bulimia nervosa
You may then feel guilty or ashamed after binging and want to get rid of the food you have eaten (purging).