It would seem that this type of "gulping" correlates with activation of the sympathetic nervous system (fight or flight system). In this situation the body is preparing for increased need for oxygen so swallowing clears the airway of anything that would potentially be aspirated, like saliva or your favorite flavor bubble gum.
Gulp gulp gulp
Rai Gulp was created in 2007.
Eisi Gulp is 185 cm.
Stare is to glance as gulp is to sip.
He swallowed the liquid medicine in one gulp.
Eisi Gulp's birth name is Werner Eisenrieder.
Eisi Gulp was born on November 3, 1955, in Munich, Germany.
I offered him a sip of my coke, but instead he took a big gulp of it.
Labryinth fish have air sacs and can gulp air.