4b73950a_all_the_bones__notes
[feature] costal articular facet on the body [bone] thoracic vertebrae [description] small smooth areas at the junction of the body and the vertebral arch [notes] 
most thoracic vertebrae have 2 costal facets on each side (one superior and one inferior); the superior costal facet of one vertebra and the inferior costal facet of the adjacent vertebra both articulate with the head of the same rib; also known as demifacets
all the bones
notes