]> 2026-07-31T09:41:41+00:00 WBR0426 0 en Inability to tolerate normal sounds Absence of salivation from the parotid gland Parotid gland is innervated by CN IX (glossopharyngeal nerve), while submandibular and sublingual glands are innervated by CN VII (facial nerve). Inability to move the tongue Motor innervation to the tongue is provided by CN VII (hypoglossal nerve) Absence of pupillary constriction Absence of cough reflex Pathology A 43-year-old man presents to the physician’s office complaining that he is unable to differentiate between sweet and sour tastes at the tip of his tongue. Upon further questioning, the patient denies dysphagia, and reports he has normal somatosensation of his tongue. The physician suspects the patient's symptoms are caused by an injury to a specific cranial nerve. Which of the following additional findings will further confirm the physician’s diagnosis? A Neurology 2020-10-28T00:31:32Z 2459150.5218982 WBR0426