cartoon of stomach showing funny face with wink eye

action anatomy banner blink cartoon character contraction cute design digestion disease disorder education emoticon emotion esophagus expression flash flicker flirty funny gastric gastroesophageal gastroesophogeal glimmer happy heartburn hiatal human illustration indigestion infographic mascot medical medicine normal oesophagus science sensation sick sickness smile sphincter stomach stomatch twinkle vector wink winking