RULED OUT: Saints' Tommy Martyn could be on the sidelines for six weeks after taking a knock on his troubled arm bone
Mr Davies, a firefighter based in Barry, initially believed he had uncovered three leg bones, one of which turned out to be an arm bone
Researchers extracted DNA from a 24,000-year-old arm bone
of a young boy found in Mal'ta, near central Siberia's Lake Baikal.
The researchers had one humerus - or upper arm bone
- and six vertebrae to work with.
Only fragments of the creature's backbone and upper arm bone
have been found.
The arm bone
is moved forward and down and out of its joint.
During the Aequalis(R) Reversed Shoulder Replacement procedure, the metal ball is attached to the shoulder bone and the plastic socket is attached to the upper arm bone
One grave contained the skull and right upper arm bone
of a red fox, with red ochre adhered to the skull, along with bones of deer, gazelle and wild cattle.
While researchers are still trying to figure out how a clump of cells becomes a wing, flipper or arm, the order of developmental events has been established: The upper arm bone
forms first, then the forearm, then the wrist bones and finally fingers or toes.
In the Henry Ford Hospital study that updated prior findings, researchers used X-rays providing a 3D view of motion of the arm bone
in relation to the shoulder blade, to compare motion in the shoulders of 22 patients who had arthroscopic surgical repair of tendon tears and no symptoms in their other shoulders.
Radiocarbon dating places an arm bone
, the radius, at about 12,000 years old and the jaw at around 15,000 years old.
Tendons attach muscles to bones and the rotator cuff connects the upper arm bone
to the shoulder blade.