How Do You Spell MUSCULUS THYREOARYTAENOIDEUS?

1. The term "musculus thyreoarytaenoideus" refers to a specific muscle located in the human throat area, more commonly known as the "thyroarytenoid muscle." This muscle is a vital component of the larynx, which plays a crucial role in speech production and overall vocal function.

   The musculus thyreoarytaenoideus is a paired muscle, meaning that there is one on each side of the larynx. It is situated within the thyroarytenoid complex, attaching to the thyroid cartilage, which forms the front of the larynx, and the arytenoid cartilage, which assists in controlling vocal fold tension and adjusting pitch. The muscle fibers of the thyreoarytaenoideus are divided into two sections: the thicker, more superficial portion called the vocalis muscle, and the thinner, deeper portion known as the muscularis muscle.

   The primary function of the musculus thyreoarytaenoideus is to control the tension and positioning of the vocal folds, which are located within the larynx. This muscle aids in adjusting the pitch, volume, and quality of the voice during speech, singing, or other vocal activities. It also contributes to the closure and opening of the glottis, the space between the vocal folds, helping to regulate airflow and prevent the entry of foreign substances into the airway.

   In summary, the musculus thyreoarytaenoideus is a crucial muscle of the larynx responsible for vocal fold control and modulation. Its actions directly influence voice production, making it essential for speech, communication, and the overall functioning of the human voice.

2. M. thyreoarytaenoideus externus; origin, inner surface of thyroid cartilage; insertion, muscular process and outer surface of arytenoid; nerve supply, recurrent laryngeal; action, relaxes the vocal cords.

   A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.

Common Misspellings for MUSCULUS THYREOARYTAENOIDEUS

The word "musculus thyreoarytaenoideus" is a scientific term that refers to one of the small muscles found in the larynx, specifically the vocal folds. The etymology of this term can be broken down as follows:

1. Musculus: This word comes from the Latin "musculus", meaning "little mouse". It was initially used to describe the small movements of muscles that resembled the movements of a mouse.

2. Thyreo: This is derived from the Greek word "thureos", which means "shield". In anatomy, it refers to the thyroid cartilage, which is shaped like a shield.

3. Arytaenoideus: This term consists of two parts:

a) Arytaen-: This comes from the Greek word "arutaina", meaning "ladle".