CD 378 FINAL

  1. What is the biological function of the laryngeal system?
    Rapidly and securely protect the airway into the trachea
  2. What is the sound source production center?
    The Laryngeal System
  3. What acts as the variable valve during speech?
    Vocal folds
  4. Changes in voice quality are dependant upon these factors:
    • -Generation in lung pressure
    • -Frequency in vocal fold vibration
    • -Pattern or mode of voicing
    • - Shape of the vocal tract above the glottis
  5. The laryngeal system is compsed of:
    • four cartilages and one bone
    • Hyaline cartilages
    • Hyoid bone
  6. Thyroid
    • -2 wings including the upper horns and lower horns
    • -Forms a joint with the cricoid cartilage
  7. Cricoid
    • -Complete hyaline cartilage ring atop the thrachea
    • -2 concave (usually) facets for the thyroid cartilage
  8. Interaction between Thyroid and Cricoid
    Joint allows thyroid to "rock" over cricoid
  9. Epiglottis
    leaf-shaped hyaline cartilage
Author
Anonymous
ID
117075
Card Set
CD 378 FINAL
Description
CD 378 Final Exam flashcard
Updated