Processus
transversus
Angulus costae
Articulatio P costotransversaria I (cut open)
Caput costae
Capsula articulationis capitis costae
Corpus costae
Cartilago costalis
Corpus stemi
Membrana stemi
/ Ligg. sternocostalia ' . radiata
(Union of fifth pair of ribs with fifth thoracic vertebra and corresponding stemal segment. Joint between head of left rib and vertebra is represented semischematically.)