In vertebrates, the skeleton of different regions of the body arises from different precursor cells. Researchers have now discovered that these skeletal cells do not just differ in their developmental ...

The rosary hung from a branch of mesquite, its light blue beads swaying in the breeze. The site was a few miles from the U.S.-Mexico border. It wasn’t far from paved roads, a truck stop, the city of ...

The shoulder blade (scapula) is one of two triangular bones in your upper back on each side of the spine. Each shoulder blade forms the socket holding the ball-shaped end of the upper arm. The bones ...

These include the following: All skeletal muscles connect to bones via tendons. Each head of the triceps has a separate short tendon that attaches the muscle heads to the shoulder blade and arm bones ...

Sizing up the right prosthesis for a person’s anatomy “is a bit like going ... (scapula), and a socket is implanted on the upper arm bone (humerus). This allows the shoulder to work without ...

The first time the robotic arm obeyed his mind, the man could only watch in astonishment. A small cube, previously motionless on a table, was suddenly raised into the air, grasped by mechanical ...

Stronger arms and shoulders could help reduce your risk of injury, improve your posture, and increase muscle mass to protect your bones and stabilize your joints. A regular arm workout using just ...

His perspective was profoundly shaped by a broken bone due to arm wrestling during medical school that required surgical repair and led to nerve damage, providing firsthand insight into the ...

Here, we provide an overview of the structure and mechanical properties of natural bone, the role of bone cells, the remodelling process, cytokines and signalling pathways, causes of bone defects and ...

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