ಉದಾನವಾಯುವಿನ ಬಗ್ಗೆ:
Major site of ‘Udana Vata’ is chest. Other sites where it is active are- nose, umbilicus and throat.
Its function is to produce speech. Also, it is responsible for the effort, energy and strength required for speech- production. It helps in the recall of vocabulary required to make the speech meaningful.