The real deal on the electric eel

[jmckennon]

I have been racking my barin for quite sometime now trying to understand the phenomena that is the electric eel. I understand where the charge comes from within the eel, but how exactly does the eel avoid shocking itself?

 

[pallidin]

Here you go:


http://www.thenakedscientists.com/HTML/podcasts/show/2008.02.04-1/

 

[astrokreng]

I can provide you with some insight into the amazing ability of the electric eel to avoid shocking itself. The electric eel has specialized organs called electrocytes that are responsible for producing the electric charge. These electrocytes are arranged in a series called an electroplax, which acts as a battery to store and release the electric charge.

The electric eel has a sophisticated nervous system that allows it to control the release of the electric charge. When the eel wants to produce a shock, it sends a signal to the electroplax to release the charge. However, when the eel is not actively producing a shock, it has a mechanism in place to prevent the electrocytes from firing. This is achieved through a process called ion channel regulation, where certain ions are blocked from entering the electroplax, preventing the build-up of a charge.

Furthermore, the electric eel has a thick layer of mucus on its skin that acts as an insulator, preventing the electric charge from passing through its body. This is similar to how rubber is used as an insulator in electrical wires. Additionally, the electric eel has a specialized organ called the Hunter's organ, which is located near its head and acts as a shield against the electric shock.

In summary, the electric eel has evolved a complex set of adaptations to both produce and control its electric charge, as well as protect itself from its own shock. This remarkable ability has allowed the electric eel to thrive in its habitat and is a fascinating subject for scientific study.