what kind of pics would you use as reference that trigger the

>>2868695

I don't think you can have a fight or flight response to a picture unless you have some form of a mental handicap. At most a picture can be creepy and unsettling.

Well, you could always send someone hardcore CP with a 12 year old girl ofcourse. That would trigger a fight or flight response and possible cognitive dissonance aswell if it results in a increased blood flow towards the penis of the recipient

>>2868703
to clarify finding something creepy is a response from the sympathetic nervous system. it's a form of the fight or flight response

What gives people shivers? Insectoid things with a lot of thin legs- think those weird daddy long legs carpet centipedes. Combine with a lot of eyes or no eyes at all

>>2868722

Nice bro science bro

>>2868695
anything that emphisizes the unknown, does the viewer wish to discover more?, or move onto the next painting asap.

>>2868695
Pictures that cause an uncanny valley effect e.g the photo of the rake where everything is dark accept it's white eyes.

The white and inhuman colour of the eyes grabs your attention, the rake looks ALMOST human and that terrifies a lot of people yet it's eyes show that there is something wrong with it.

It is in a hunched attacking stance as if it's coming after you and the brightness of it's eyes forces you to keep your attention on them.

Focus on something terrifying e.g a cute creature being tortured violently in a scenario it doesn't belong in e.g a pony in a warhammer setting, Create a sense of hoplessness that even if they escape from the horror, they have nowhere to go.

>>2868722
It's the parasympathetic nervous system you troglodyte

>>2868695
I sure hope that pathetic blob didn't scare you.