My heart jumped into/ was in my throat (and nearly stopped)
:If someone's heart is in their mouth, they feel extremely nervous/ frightened
Two huge pink eyes with turquoise pupils stared at me, and my heart jumped into my throat. I bolted into a seating position, biting my tongue to stop myself from screaming…
Fear surged through my body as my heart jumped into my throat. Michael groaned and threw me up into the seat above him. The plane flipped over and we dropped into the cockpit.
The sound of movement behind me made me look over my shoulder. My heart jumped into my throat when I saw the tip of a large, yellow tail disappear into the jungle, out of my sight.