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Intrinsic Muscles of the Larynx

Intrinsic Muscles of the Larynx:

The image descriptionintrinsic muscles move the arytenoid cartilages and adjust the tension applied to the vocal folds and ligaments. They are called intrinsic muscle because they originate and insert on the larynx.

The lateral and superior view of the larynx and its intrinsic muscles
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Animation of vocal ligaments adducted
Animation of vocal ligaments adducted
Animation of vocal ligaments adducted
Animation of vocal ligaments adducted
Animation of vocal ligaments adducted
Transverse arytenoid
Animation of vocal ligaments adducted
Animation of vocal ligaments adducted
Animation of vocal ligaments adducted
Animation of vocal ligaments adducted
Animation of vocal ligaments adducted
Lateral cricoarytenoids
Vocal ligaments abducted or moved apart.
Vocal ligaments abducted or moved apart.
Vocal ligaments abducted or moved apart.
Vocal ligaments abducted or moved apart.
Vocal ligaments abducted or moved apart.
Posterior cricoarytenoids
Length of vocal ligaments reduced or vocal ligaments loosen.
Length of vocal ligaments reduced or vocal ligaments loosen.
Length of vocal ligaments reduced or vocal ligaments loosen
Length of vocal ligaments reduced or vocal ligaments loosen
Length of vocal ligaments increase or vocal ligaments tighten.
  • image descriptionCricothyroids – the length of vocal ligaments increase or vocal ligaments tighten.
Length of vocal ligaments increase or vocal ligaments tighten.
Length of vocal ligaments increase or vocal ligaments tighten.
Length of vocal ligaments increase or vocal ligaments tighten.
Length of vocal ligaments increase or vocal ligaments tighten.
Cricothyroids