He claims that he 'has/keeps his finger on the pulse of' the computer industry. [=that he is very aware what is happening in the computer industry]
My 'pulse' quickened when I heard the exciting news. = The exciting news set my 'pulse' racing. [=the exciting news made my heart beat faster]
She has a resting 'pulse' of 60. [=when she is resting, her heart beats 60 times per minute]
(..) I love you so much. I love you more than anything in the world. Please... Blood pressure keeps dropping. Her pulse ox is falling. I love you so much. I love you more than anything in the world. Please, please come back to me. Just... - Come on, kid! (..)2016 TvShow: Stranger Things Title: Chapter Eight: The Upside Down Season: 1 Episode 8