PHYSIOLOGY OF PRODUCTION OF SPEECH (VAAKPRAVRUTTI): AN AYURVEDA VIEW
Keywords:Vaak Pravrutti, Udana Vayu, Vagendriyas, Speech, articulation, fluency
Vaak Pravrutti (Production of Speech) is one of the highest functions of human being which is necessary to express our thoughts and views about any particular thing. Process of speech initiate in Shira. This sensory order is carried out by Vata upto Vagendriyas. Udana Vayu plays an important role in production of speech. Mana is Ubhyendriya which leads all Indriya. It plays a major role in carrying out thought process. Thoughts are expressed through the way of Shabda (Vaak). Speech depends upon the coordinated activities of central and peripheral speech apparatus. Development of speech involves integration of important areas of cerebral cortex namely Wernicke’s area, Broca’s area and motor area of dominant hemisphere. In the present article, various aspects of production of speech are discussed from Ayurveda and modern point of view.
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