The c5 vertebra is located in the lower part of the neck, just below the c4 vertebra. The c4 vertebra is slightly higher up in the neck compared to the c5 vertebra.
headThe pedicle of the rib articulates with the transverse process of the thoracic vertebra.
The clavicle. This bone is normally not consideredto be part of the shoulder an instead a part of the thorax, which is also true. The reason it is part of the shoulder is that it joint part of the scapula to form the soked of the glenohumeral joint.
The Atlas
Sacrum
The T-12 vertebra is located in the lower part of the thoracic spine, just above the lumbar region. It is the last of the twelve thoracic vertebrae and is situated between the T-11 vertebra above and the L-1 vertebra below. The T-12 vertebra plays a crucial role in supporting the rib cage and facilitating movement in the back.
head of radius
The centrum is a part of all the vertebra which make up the spine. It is the solid part in the centre of the vertebra. The plural of centrum is centra.
Since the dens is part of the Axis vertebra (and project up in the first vertebra, the Atlas vertebra that supports the skull) it is called the Dens Axis
The radius articulates with more of the carpal bones than the ulna.
Body
The "L" in L5 stands for lumbar, indicating that the vertebra is part of the lumbar region of the spine, specifically the fifth lumbar vertebra.