Each octopus arm has its own dense network of neurons, up to 350 million across all eight arms, that can work without the ...

This is called referred pain. For instance, you might feel heart attack pain in your back, jaw, left arm, or stomach area. Your nervous system has lots of protection. For instance, your brain is ...

“Raising the arm opens the chest space ... enhances the body’s oxygenation and regulates the autonomic nervous system, transitioning the body from a fight-or-flight state to a rest-and- ...

Sometimes, arm numbness is nothing to worry about and ... Peripheral neuropathy includes multiple conditions that damage the peripheral nervous system (PNS). The PNS carries information between ...

These move towards the central nervous system (CNS). The CNS is the brain and spinal cord. It coordinates the responses. Messages are then sent back along different neurones to muscles which ...

Ariens Kappers' “Comparative Anatomy of the Nervous System”, of now more than fifteen years back. The present is a new treatise, retaining however the orientation which Prof. Kappers' earlier ...