Paralysis of the soft palate and larynx, hoarseness or anesthesia of the larynx, and inability to speak and breathe because of paralysis of the vocal folds could indicate an impairment of the _____ nerve.

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Vagus. Impairment of the vagus nerve could manifest as paralysis of the soft palate and larynx on the affected side, in addition to hoarseness and anesthesia of the larynx, permitting the passage and aspiration of foreign bodies. Bilateral vagal damage would result in rapid heartbeat, decreased respiration, and inability to speak and breathe because of paralysis of the vocal folds.

Paralysis of the Soft Palate and Larynx, Hoarseness or Anesthesia