If you are bitten by a very venomous snake or spider, what exactly happens to your body that kills you?

Question

If you are bitten by a very venomous snake or spider, what exactly happens to your body that kills you?

In: 102

Answer 1

In simple terms:
Your blood could thicken to the point that it cannot move, your body tissue could dissolve, it depends on which snake or spider.
https://www.nhm.ac.uk/discover/what-does-snake-venom-do-to-you.html