How can only one cheek be inflated with air?

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There is no air tight barrier in between my two cheeks, so how am I controlling the air in my mouth and directing it to one specific cheek? The deflated cheek is still floppy, so it’s not like I’m tensing a muscle to stop it inflating.

Also works if I have a mouth full of water, and can also be directed to top and bottom lips.

Thank you.

In: Biology

34 Answers

Anonymous 0 Comments

Because you can control your cheek muscles and keep one contracted while the other relaxes and fills with air. You can actually damage this and be unable to control it how you’re describing too.

Satchmo’s syndrome is a disorder due to the rupture of orbicularis oris muscle in trumpet players. This syndrome is named after the nickname of Louis Armstrong, the trumpet player from New Orleans, because apparently it fits with the symptoms he experienced in 1935.

So people with this condition, when they pass air through their mouth with a closed mouth, or over a mouthpiece like a trumpet or balloon even, both their cheeks will puff out.

Same reason you can blow up a balloon but keep your cheeks tight and deflated butnyou could let them blow out.

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