Why does a headshot usually mean immediate “turn off” for the brain?

Question

Why does a headshot usually mean immediate “turn off” for the brain?

In: 137

Answer 1

[It doesn’t](https://medicine.yale.edu/news-article/gunshot-wound-to-the-head-not-a-death-sentence-1/)(at least if by “turn off” you mean death), a little less than half of people sent to the hospital with a gunshot or other penetrating wound to the brain survive.