Learn About the Vocal Cords
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Speaking and singing depend on the larynx (voice-box) in your neck (see airways).
The larynx has bands of fibrous tissue called the vocal cords, which vibrate as you breathe air out over them.
The larynx has bands of fibrous tissue called the vocal cords, which vibrate as you breathe air out over them.
When you speak or sing
When you are silent, the vocal cords are relaxed and apart, and air passes between freely.
When you speak or sing, the vocal cords tighten I across the airway and vibrate to make sounds.
The tighter the vocal cords are stretched, the higher-pitched sounds you make.
When you speak or sing, the vocal cords tighten I across the airway and vibrate to make sounds.
The tighter the vocal cords are stretched, the higher-pitched sounds you make.
Anatomy and Physiology for Speech, Language, and Hearing
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The basic sound produced by the vocal cords is a simple 'aah'. But by changing the shape of your mouth, lips, and especially your tongue, you can change this simple sound into letters and words.
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Babies' vocal cords are just 6 mm long.
Women's vocal cords are about 20 mm long.
Men's vocal cords are about 30 mm long. Becausemen's cords are longer than women's, they vibrate more slowly and give men deeper voices.
Women's vocal cords are about 20 mm long.
Men's vocal cords are about 30 mm long. Becausemen's cords are longer than women's, they vibrate more slowly and give men deeper voices.
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Boys' vocal cords are the same length as girls' until they are teenagers - when they grow longer, making a boy's voice 'break' and get deeper.
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