Anatomy of the spine. The bones that compose the spine (or backbone) are divided into four basic segments. From top to ... lumbar spine – the five vertebrae of the lower back; The sacral spine – ...

Our own anatomy sets the gold standard. So next time you’re trying to decode someone’s expression, don’t just look at the mouth. Watch the eyes. The orbicularis oculi rarely lies.

You've probably heard the claim that it takes more muscles to frown than to smile. It's usually framed as a feel-good reason to turn your frown upside down—less effort, more joy. But ...

Anatomy of the magmatic–hydrothermal system beneath Uturuncu volcano, Bolivia, by joint seismological and petrophysical analysis. Proceedings of the National Academy of Sciences , 2025; 122 (18 ...

For this installment of the News Literacy Edition of the NPR Public Editor newsletter, we explore how headlines are written at NPR, and what makes for good ones.

The modern CIO is entering an era that demands strategic oversight and decisive action to shape the future of tech leadership in organizations.

Table of Contents 2014 - 32 (11) Role of Rho small GTPases in meniscus cells. November 01, 2014 [ MEDLINE Abstract] Effect of ACL graft material on joint forces during a simulated in vivo motion ...

Sacrum Anatomy and Structure . The sacrum is an irregular bone that makes up the back or posterior third of the pelvic girdle. A ridge across the front or anterior portion of the S1 vertebra is called ...

The pubic symphysis anatomy is slightly flexible — it can shift and rotate under certain conditions. Your pubic symphysis forms a line down your pelvis. This joint has been widely studied as far ...

A lateral interbody fusion surgery, such as LLIF or XLIF, typically takes 1.5 to 3 hours to complete. The duration can vary depending on factors like the complexity of the case, the number of spinal ...

Explore brain anatomy, from the cerebrum, cerebellum, and brain stem, to the deep structures within the brain, such as the limbic system and basal ganglia.