Complex sentence: The venom of these deadly spiders consists of a low molecular weighted toxin called "atraxtoxin" this toxin breaks down the nerves of the human body causing thousands of electrical impulses to travel throughout the body.
Split into simpler sentences: The venom of these deadly spiders consists of a low molecular weighted toxin called "atraxtoxin". This toxin breaks down the nerves of the human body causing thousands of electrical impulses to travel throughout the body.