Definition

Noun: - The space between the two true vocal folds: This is the narrowest part of the laryngeal cavity, located between the vocal cords (vocal folds). It is the primary aperture through which air passes to produce phonation (voice).

Usage

• The term is used in anatomical, medical, and voice science contexts to describe the specific opening involved in breathing and sound production.
• Example: "During normal breathing, the is open in a triangular shape."
• Example: "Adduction of the vocal folds narrows the for phonation."

Advanced Usage

• "Glottal stop": A speech sound produced by a momentary, complete closure of the .
• In medical examination: The appearance of the is assessed during laryngoscopy for diagnosing conditions like vocal fold paralysis or edema.

Variants and Related Words

• Glottis (noun): A broader term that often encompasses the along with the surrounding vocal fold structures.
• Rima vestibuli (noun): The space between the false vocal folds (vestibular folds), located above the .

Synonyms

• Glottal aperture: A descriptive synonym emphasizing the opening itself.
• Intercartilaginous and intermembranous parts: These are specific subdivisions of the , referring to the portions between the arytenoid cartilages and between the vocal ligaments, respectively.

Notes on Meaning

• The is a dynamic space; its shape and size change continuously during breathing, swallowing, and speech.
• It is a critical structure in the physiology of cough and the Valsalva maneuver.

Noun

1. the space between the two true vocal folds