typical rib-these are rib which are similar in morphology
diagramatic the typical rib are seen as follows

follows are part of typical rib

• head which is wedge shaped with two articular facet for two adjacent vertebrae
• neck this connect head and tubercle
• tubercle with articular part smooth surface articulating with transverse process of transverse process of inferior vertebrae and rough part at level of tubercle for attachment of costotransverse ligament which hold rib   to transverse process of vertebra
• body this is thin and curved at point of costo angle where rib turn anterolateraly body is thin and it had spongy part site for hematopoiesis

picture showing rib articulation

rib articulate anterior via costo cartilage to sternum and posterior with vertebrae thorax vetebrae