♣ Rima glottidis: The space between two vocal folds is called 'rima glottidis'. It is the narrowest part of the larynx. ♣ Rima vestibuli:The spce between two vestibular folds (false vocal cords) is called rima vestibuli. ♣ Sinus/vestibule of larynx: It is the space between the vocal fold and vestibular folds.
৫.
Intrinsic muscles of the larynx are mostly supplied by the-