Chorus Vocabulary Tools A B Articulation the process of pronouncing a sound Break an interruption in the normal production of sound caused by muscle smasms Chest register the lowest register in t he male and female range Head register the highest register of the female voice, and middle register for males Falsetto ( Bell register in women ) highest register in the male voice Diaphragm the massive dome-shaped muscle that divides the chest cavity from the abdominal category; responsible for helping the lungs to breathe Diction clarity and distinctness of speech or singing Duration length of time a sound is heard Epiglottis the leaf-shaped carilage that serves as a lid to the larynx Focus refers to clarity of tone Glottal Fry the creaky sounding extremely low part of the voice Hard palate bony portion of the roof of the mouth that is stationary Soft palate the muscular membrane in the roof of the mouth behind the hard palate; moves by lifting up Larynx the voice box Middle register part of the voice where the head and chest register mix and meet Pitch the perceived musical note; the highness and lowness of a sound Register a series of succeeding vocal sounds of equal quality on a scale that differs from another series of succeeding sounds of equal quality Resonater symathetically vibrating surface or cavity that amplifies and/or dampifies sound Sternum breast bone Timbre tone quality Tone timbre or the identifying quality of a sound Trachea windpipe Vocal cords a pair of muscular folds that vibrate when air passes through them; the thicker they are, the lower the sound Chorus a group of singers that can be made up of the 4 voice parts: soprano, alto, tenor, bass What is GOOD POSTURE standing up? head level, shoulders low, backbone straight, rib cage high, knees relaxed, feet slightly apar What is GOOD POSTURE sitting down? head level, shoulders low, rib cage high, backbone straight, sit on edge of the chair, feet on the floor