<prompt> Narrowest pa of infantile Larynx isSupraglotticSubglotticGlotticNone of the above  <response>: Infants larynx is small and conical. The diameter of the cricoid cailage is smaller than the size of glottis marking subglottis the narrowest pa. Ref: PL Dhingra Textbook of Ear, Nose and Throat, Edition 7th, page - 323 