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Tubercle of rib 2

Other Terms: Tuberculum, Tubercule, Tuberkel, Tubérculo

Description

This is the prominent projection at the base of the neck on the external surface of the rib. It is divisible into a smooth articular portion and a rough nonarticular part. The smooth articular facet forms a synovial joint with the transverse process of the corresponding thoracic vertebra. The nonarticular aspect of the tubercle provides attachment to costotransverse ligaments.

Etymology

Tubercle comes from the Latin tuber for a lump, combined with the diminutive ending denoting a small lump.

Latin

Tuberculum

French

Tubercule

German

Tuberkel

Spanish

Tubérculo

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