In Panderichthids (rhipidistian fish ancestors of amphibians), 2 sets of ossifications are present in the centra region. At posterior end, below the neural arch, are pleurocentra. This element gave ...

Like Indiana Jones, thresher sharks have mastered the art of the whip using their tails. Now, new research provides intricate details showing that vertebrae anatomy might support the mechanics of ...

The lumbar vertebrae are the largest movable bones of the backbone. Their large size and bone strength is necessary because these vertebrae support more weight than the upper two segments of the ...

Around 18-22 weeks of pregnancy, about halfway, it’s time for your anatomy scan. This ultrasound exam lets you see your baby and lets a doctor check for problems with your baby’s heart, brain, spine, ...

Though both giraffes and humans have the same number of individual neck bones (known as vertebrae), the two species also have size and structural differences. Just like humans, giraffes are said to ...

A pinched nerve in the upper back occurs when force or pressure irritates a nerve in this part of the body. Nerves make up the “wiring” system that carries messages between the brain and the rest of a ...