NOT KNOWN DETAILS ABOUT BLACK BELT IN KARATE

The cricothyroid muscles tilt the cricoid cartilage round the pivot shaped from the cricothyroid joint, creating the arytenoid cartilages to maneuver away (backwards) from the thyroid cartilage. This action lowers, stretches, thins, and stiffens the vocal fold construction, raising both the duration and The stress in the vocal folds, and produc