1
a short slender bone. the shaft is very short without a tubercle. articulates with a facet on the body of t12.
2
articulates with a facet on the body of T1. The neck joins thee head to the shaft.
3
the head has two facets for t5 and t6. the shaft is thin flat and, curved
4
Flat bone forming the middle part of the anterior thoracic wall. Made up of the manubrium, body, and xiphoid process
