Term Successfully Added to Selected Deck
Unable to Add the term to selected Deck. Please try again later!
Krikos (Greek) - Ring, circle
3 terms share this root

A "circular" muscle in close proximity to the thyroid gland, shaped like a "shield"

  • Muscle of the larynx, phonation, thyroid cartilage, vocal cords
  • One of the muscles of the larynx that tilts the thyroid forward to help tense and elongate the vocal cords
  • Originates from the anterolateral aspect of the cricoid cartilage and insets into the inferior cornu and lamina of the thyroid cartilage
  • Innervated by the external laryngeal branch of the vagus
  • Lateral cricoarytenoid

    This muscle extend from the lateral cricoid cartilage to the muscular process of the arytenoid cartilage. The muscle is shaped like a "ring" and works in the area of the "windpipe."

    • Latus (Latin) - The side
    • Krikos (Greek) - Ring, circle
    • Arteria (Greek) - Windpipe, artery
    • Eidos (Greek) - Form, Resemblance or Shape, Likeness
  • These muscles adduct the vocal cords and thereby close the rima glottidis, protecting the airway.
  • Posterior cricoarytenoid

    Very small, paired muscles that extend from the posterior cricoid cartilage to the arytenoid cartilages "behind" the larynx. They complete a "ring" of muscles surrounding the larynx. They function to open the vocal cords and are innervated by the recurrent laryngeal branch of the Vagus nerve

    • Post (Latin) - Behind, afterward
    • Krikos (Greek) - Ring, circle
    • Arytaina (Greek) - Ladle
    • Eidos (Greek) - Form, Resemblance or Shape, Likeness
  • Paralysis leads to asphyxiation