Voice And Resonance PP Flashcards
What is adduction?
When the vocal folds come together
What is abduction?
When the vocal folds move apart
When do the vocal folds open?
They open during breathing to allow air into lungs
When do the vocal cords close?
They close when speaking so air from the lungs presses between them to cause the vibrations that produce sound
What is the glottis?
The space between the vocal folds.
With age, the larynx _______ and the vocal folds _______
Descends in the neck; elongate
_______ of school aged children and _____ of adults in the US have a voice disorder
3-6% and 3-9%
Some voice disorders, such as hoarseness in some singers, may be __________.
Culturally acceptable
How is “voiced sound” produced?
By fast pulses of air created by repeat vibratory cycles.
What is loudness?
An increase in the amplitude of a sound pressure wave due to the vocal folds staying apart longer from a increase in air flow.
An increase in frequency of vocal fold vibration leads to a ______
Raise in pitch
What changes to the vocal folds can cause voice problems?
Stiffness is vocal fold layers, weakness or failure of closure, imbalance between R and L vocal folds due to a lesion on one of the VFs
What happens when the vocal folds don’t have the right amount of mass due to scarring or swelling?
Voice symptoms such as hoarseness, altered voice pitch, effortful phonation can occur.
What happens if one is unable to adjust the tension of the VFs while speaking or singing?
It can cause a failure to reach high notes or voice breaks
What happens when the vocal folds fail to adduct?
Air escapes and then this results in breathy voice.
