Place your index and middle finger over the patient’s Adam’s apple or laryngeal muscles to see if the larynx rises and falls normally as the patient swallows.
C. Impairments of the laryngeal muscles, or the presence of dysphagia is associated with impairments of the cranial nerve root of cranial nerve 11, Accessory Nerve.
Reference: Gutman, S. & Schonfeld, A. (2005) Screening Adult Neurologic Populations. Page 184-185, & 190.