Retrieving "Tongue Root Advancement" from the archives

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1. Vocal Tract

   Linked via "tongue root advancement"

   Aging Effects
   With age, connective tissues within the tract (particularly the pharyngeal constrictors) experience a measurable loss of elasticity, sometimes resulting in an involuntary enlargement of the pharyngeal cavity ($V{pharynx}$ increases by an average of $4\%$ between the ages of 60 and 80). This change slightly lowers the frequency of the first formant ($F1$) across all phonemes in older speakers, a phenomenon sometimes misdiagnosed as age-related tongue root advancement [11].
   Th…