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Diagram

Cricothyroid Joint

The cricothyroid joint connects the cricoid cartilage and the thyroid cartilage. It has the important function of changing a person’s pitch in their voice by adjusting the tension of the vocal cords. The endolaryngeal vocalis controls most of the tension along with the extralaryngeal cricothyroid muscles that alter the tension of the vocal fold by thinning the cricothyroid space available by rotating Continue Scrolling To Read More Below...

Continued From Above... and sliding movements in vertical and horizontal directions that the cricothyroid articulation allow.