your spine is split into several different columns, they are:
cervical
thoracic
lumbar
coccyx
spongy bone tissue
ossicles
spongy (bone tissue)
one
2
invertebrate's are animals with no back bone like slugs and etc.
The thin bony columns in spongy bones are called trabeculae. They provide structural support and help distribute forces within the bone. Trabeculae also contain bone marrow, where blood cells are produced.
Mammals are vertebrates and like all vertebrates have only one back bone . Back bone is made up of vertebrae .
The very famous temple in Athens, known as the Parthenon, features a total of 46 columns. It has 8 columns on the front and back (the east and west sides) and 17 columns on each of the longer sides (the north and south). These columns are of the Doric order and are an iconic symbol of ancient Greek architecture.
CAP I ASKED DO A PYTHON HAVE A BACK BONE
There are eight rows and eight columns .
A "Vertibrate" is any animal with a structured, hard spine or back bone, like us humans. There cousins "invertebrates" do not have spinal columns or backbones. There is no shorter of other word for Vertebrate.