How to pronounce “intercostal” in English

You have the abdominal muscles, the intercostal muscles.

And although it doesn't feel like it, you have as much fine control over the intercostal muscles as you do over your fingers.

And what you're doing is, you're using your rib cage-- the muscles between your ribs-- the thoracic muscles, intercostal muscles-- you use those to pull the rib cage out and up.

And if I take a breath in and start talking, what you find is, those same intercostal muscles start to move completely differently.

And you can hear, if I keep talking without taking another breath, my intercostal muscle start to have to work really, really hard.

But when we have an airway collapse, the drop and oxygen causes the brain to tell the intercostal muscles to just sort of do