Tag: Human Anatomy

Shaping Our World With the Human Hand

Long before humans became recognized as the animal kingdom’s predominant tool makers, our primate ancestors developed the five-fingered hands that would one day allow us to manipulate everything from prehistoric hammerstones to a spacecraft’s flight controls. With a complex structure that includes 27 bones, 29 joints and more than 100 distinct ligaments, our hands give… Read more »

Illustrating the Brainstem – The Core of Our Consciousness

Long before the prefrontal cortex gave humans the ability to express ourselves and engage in complex decision-making processes, our early ancestors were guided by a much simpler, more primitive brain. Today, we can still find evidence of this early brain buried deep beneath more recently-evolved structures like the parietal and temporal lobes of the cerebrum…. Read more »

The Human Knee is an Anatomical Marvel

Of all the joints in the human body, the knee is perhaps the most impressive. Not only is it the largest and most complex joint in the body, it’s also fundamental to our ability to walk upright. In contrast to the knees of other primate species, our knees are capable of extending fully, allowing us… Read more »