Her heart was drumming, she would not show fear.

His heart drummed erratically against my ear, but the beat was strong.

His heart drummed in his throat at the idea that she might try to stand.

Her heart was drumming and her hands were cold.

Her heart drummed painfully as she thought of the man behind the curtain.

Graham's heart drummed sickeningly at the base of his skull.

Prementine's heart drummed as he looked at his watch.

His heart was drumming against his chest as he rode.

Her heart drummed furiously with excitement as he drew near.

Casey's heart drummed as she hurried into the squad room.