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Lab 32 - Larynx

Cricothyroid M O:Anterolateral Cricoid cartilage. I:Inferior horn/margin of thyroid. I:External Laryngeal N. A:RAISES PITCH by tensing vocal cord muscles
Thyro-arytenoid M O:Cricothyroid ligament and lower thyroid laminae. I:Anterolateral Arytenoid. I:Inferior laryngeal N. A:LOWERS PITCH by relaxing vocal cords
Posterior Cricothyroid M O:Posterior Laminae of cricoid cartilage. I:Vocal process of arytenoids. I:Internal laryngeal N. A:RAISES VOLUME Abducts vocal folds
Lateral Cricothyroid M O:Arch of cricoid cartilage. I:Vocal process of arytenoid cartilage. I:Inferior Laryngel N. A:LOWERS VOLUME adducts vocal folds
Arytenoids M O:Arytenoid cartilage. I:Contralateral arytenoid cartilage. I:Inferior laryngeal N. A:LOWERS VOLUME adducts vocal folds
Vocalis M O: Lateral surface of vocal process of Arytenoids. I:Ipsilateral vocal ligament. I:Inferior Laryngeal N. A:Fine tune volume control
Rima Glottidis The transverse space within the middle larynx directly between the two true vocal folds
Laryngeal Ventricle Space between the true and vesitibular folds
Piriform Fossa Located on either of the laryngeal orifice, between the thyroid cartilage and the arytenoid cartilage. **Things can get caught here.
Laryngopharynx Posterior to the larynx and inferior to the oropharynx
Created by: WeeG