Abdominal aorta

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After having crossed the diaphragmatic channel, the aorta belongs t­o the abdominal area. Applied on the vertebral level, it is located behind the intestinal mass. The abdominal aorta moves vertically in bottom however, the diaphragmatic opening being a little on the left of the line of centers, one can say that the abdominal aorta direction continues the thoracic aorta , and only on the level of the fourth lumbar vertebra it becomes exactly median thus moves slightly on the right.

Skeleton of the forearm

Formed of two bones, the radius lateral ward ; the ulna medial ward. The two bones are joined together between them by a membrane; the inter-osseous membrane.

Scapular girdle

Anatomical area which attaches the thoracic member to the trunk.

Viral carcinogenesis

Some human cancers are linked with viruses.