What is the agonist to the antagonist traversus abdominis?​

Explanation:

The muscles opposing the movement become the antagonists.

In a movement, like the back extension, the muscles that extend the back are the agonist.

The muscles that produce the opposite movement, which is back flexion, are the abdominals.

answer: when you start thinking negitivly and start having suicidal thoughts

or harming yourself, sadness is part of depression as well as fear and anger combined