triangular bone การใช้

They had been joined at the buttocks and the sacrum, a triangular bone situated near the lower end of the spinal column.
The triangular bone may be distinguished by its pyramidal shape, and by an oval isolated facet for articulation with the pisiform bone.
The spine of at least one middle dorsal vertebra is low and not bifurcated and forms with the postzygapophyses a triangular bone plate, directed upwards.
Deanna Nolan of the Shock was still listed as day-to-day Friday as she recovers from a bruised sacrum, a triangular bone situated near the lower end of the spinal column.
As for the septomaxilla mentioned in the title of the reference : " A small, triangular bone is placed between the premaxilla and the maxilla; this bone is interpreted as a septomaxilla.