The word "articulation cricothyreoidea" refers to the joint connecting the cricoid and thyroid cartilages in the larynx. This complex term consists of several syllables and phonemes, which can be daunting to spell and pronounce correctly. To break it down, the IPA phonetic transcription is /ɑːtɪkjʊˈleɪʃən krɪkəʊθaɪriːˈɔɪdɪə/. This indicates that the word starts with the "ar" sound, followed by "ti," "kuh," and "lay," with the stress on the second syllable. The final syllables include "th," "eye," "ree," "oy," and "dee," respectively.
Articulation cricothyreoidea, also known as the cricothyroid joint, is a synovial joint located between the cricoid cartilage and the thyroid cartilage in the human larynx. This joint is crucial for vocalization and plays a significant role in controlling vocal pitch and tension.
The articulation cricothyreoidea consists of two main components: the cricothyroid ligament and the inferior cornu of the thyroid cartilage. The cricothyroid ligament connects the inferior margin of the thyroid cartilage to the superior margin of the cricoid cartilage. The inferior cornu of the thyroid cartilage, on the other hand, forms the anterior portion of the articulation.
This joint allows for the rotation and gliding movements of the vocal folds, contributing to sound production. When contracted, the cricothyroid joint alters the tension of the vocal cords, leading to a higher pitch. Conversely, when relaxed, it allows for a lower pitch. This fine-tuning of vocal pitch is crucial for speech, singing, and other vocal activities.
Proper functioning of the articulation cricothyreoidea is crucial for normal voice production. Any disruptions or disorders affecting this joint, such as injury, inflammation, or degeneration, can result in voice changes, hoarseness, and difficulty in producing various vocal sounds. In medical practice, evaluation of the articulation cricothyreoidea is vital for diagnosing and treating voice-related conditions, including those caused by vocal strain, vocal cord paralysis, or other abnormalities affecting the larynx.
Cricothyroid articulation.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The term "articulation cricothyreoidea" is composed of two main parts: "articulation" and "cricothyreoidea".
The word "articulation" comes from the Latin word "articulatio", which means "a joint, a connection". It refers to the act of connecting or joining different parts, specifically in the context of human or animal joints.
The term "cricothyreoidea" is formed by combining two anatomical terms: "crico-" and "thyreoidea".
- "Crico-" is derived from the Greek word "krikos", meaning "a ring". it refers to the cricoid cartilage, a ring-shaped cartilage of the larynx, located just below the thyroid cartilage.
- "Thyreoidea" is derived from the Greek word "thyreoeidēs", which means "shield-like".