What is the Voicebox Doing When You Scream? Yodel?

In the same spirit of a recent TEDMED talk by Nate Bell and re-published on CNN Jan 12, 2012 whereby he performed various beatboxing noises while stroboscopy was performed, I decided to record a similar video with a person performing various unusual human vocalizations to see what happens.

For those who don't know what stroboscopy is, click here.

Such vocalizations recorded included various types of human screams and a yodel.

Check it out here...