Vocal Function

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Exhalation

Alone, the lungs are not capable of expelling air. Air is forced out of the lungs when the rib cage contracts. This process is controlled by the abdominals and the internal intercostals.

 

Click on the parts below to learn about their function in exhalation.

 

 

Abdominal Muscles Internal Intercostals Ribs Lungs Trachea