Her heart stopped beating.
The adverb form of "stopped" is "abruptly" or "suddenly."
yes
When her heart stopped beating!
When their heart has stopped beating.
His heart stopped beating.
It is called asystole
Her heart stopped beating.
Because their hearts stopped beating so there is no blood.
You check there heart beat?
Who stopped the police officer? We were stopped by the police.
The car suddenly stopped, and just in time! I just stopped by to say hello.