Girls,can you do this?

You know the loud wacky exagerrated nervous Gulp sound cartoons make when they're sared? Someone said u needed an adams apple to do it but my ex girlfriend used to do a loud (gulp!) noise when she was pretending to be nervous when we would like mess around role playing and stuff-like "you aren't gonna (gulp) punish me are you?" it was super cute! others girls-can u make the cartoon gulp noise? or was she a mutant?