Phonation Practice Exam

Phonation Practice Exam Arises from the styloid process of the temporal bone; function is to elevate and retract the hyoid - stylohyoid The anterior belly arises from mental spines of inner mandible, and the posterior belly arises from the mastoid process; together, they are hyoid elevators. - digastricus Two thin muscles arising from the inner surface of the mandible; function is to elevate hyoid or depress the mandible - geniohyoid Course is fan-like, from the inner surface of the mandible to the hyoid; function will elevate the hyoid or depress the mandible - mylohyoid Elevates hyoid or depresses mandible - mylohyoid Courses from the sternum and first costal cartilage to the thyroid cartilage - sternothyroid Courses from the sternum and clavicle to the hyoid bone; function is to depress the hyoid - sternohyoid Contraction can elevate the thyroid as well as depress the hyoid - thyrohyoid The frequency of vocal-fold vibration most appropriate for an individual - optimal pitch The frequency of vibration of the vocal folds normally used during speech - habitual pitch Change in subglottal pressure that will increase vocal intensity - increase Change in medial compression that decreases vocal intensity - decrease The ____________________ muscle attaches to the cricoid cartilage and its contraction rotates the arytenoids and adducts the vocal folds. - lateral cricoarytenoid he ____________________ is a large, leaf-like structure that covers the superior opening of the larynx during swallowing. - epiglottis The ____________________ joint is the primary joint of vocal-fold adduction. - cricoarytenoid The ____________________ joint is the primary joint of pitch change. - cricothyroid The ____________________ muscle courses from the sternum to the hyoid bone. - sternohyoid The ____________________ muscle is the only laryngeal depressor with two bellies. - omohyoid The ____________________ muscle lies medial to the thyromuscularis muscle. - thyrovocalis The _________________________ muscle is responsible for abduction of the vocal folds. - posterior cricoarytenoid The lateral cricoarytenoid muscle is innervated by means of the ____________________ cranial nerve. - vagus or X The term ____________________ refers to the degree of