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7 Cards in this Set
- Front
- Back
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Which cranial nerve supplies innervation to all of the muscles of the larynx including the vocal cords?
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CN X, the vagus nerve
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Which nerve and branch of the vagus supplies the cricothyroid muscle?
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The superior laryngeal nerve, external branch
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Is the cricothyroid an intrinsic or extrinsic laryngeal muscle?
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It is an extrinsic laryngeal muscle
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What is the cricthyroid muscle's function in phonation?
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pitch and inflexion
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The internal branch of the superior laryngeal nerve of the vagus gathers sensation from what part of the larynx?
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The mucosa of the larynx and pharynx above the true vocal cords, including the epiglottis.
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All of the intrinsic laryngeal muscles are supplied by what nerve of the vagus?
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The recurrent laryngeal nerve
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The recurrent laryngeal nerve also gathers sensation from what part inside the larynx and respiratory tract?
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The laryngeal mucosa below the true vocal cords and the upper esophagus and upper trachea.
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