"Phonation" Quotes from Famous Books
... branch on one side, results in paralysis of the corresponding posterior crico-arytaenoid muscle—the muscle that opens the glottis. This condition is known as unilateral abductor paralysis, and is accompanied by interference with inspiration and phonation. If both nerves are divided, bilateral abductor paralysis results: the vocal cords flap together, producing a crowing sound on inspiration and embarrassment of breathing, and tracheotomy may be necessary ... — Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. • Alexander Miles |