expression, godan verb (-ru, irregular)
have a pulse; be alive
Literal medical or survival sense: a person or animal still has a detectable pulse.
救急隊員は、まだ脈があるかどうか確認した。
The paramedic checked whether there was still a pulse.
まだ脈があるから、もう一度話してみよう。
There's still a chance, so let's try talking again.