Other Anatomy Questions Flashcards
List the biological functions of the larynx
- Connects trachea and pharynx
- Valving - prevention of aspiration into the lower respiratory passage
- Thoracic fixation
- Sound production
List the laryngeal cartilages
- Epiglottis
- Cricoid
- Thyroid
- Arytenoids (2)
- Corniculates (2)
- Cuneiforms (2)
The vocal process of the arytenoid is formed by the ________ angle
anterior
The muscular process of the arytenoid is formed by the _______ angle
lateral
What is the laryngeal vestibule
space above the false vocal folds
What is the laryngeal ventricle?
space between the vocal folds and false vocal folds
What is the inferior laryngeal ventricle?
area below the vocal folds, enclosed by the cricoid
What does tension in the extrinsic laryngeal muscles predict?
tension in the intrinsic laryngeal muscles
List the 5 layers of the VFs
- Epithelium
- Superficial layer of lamina propria
- Intermediate layer of LP
- Deep layer of LP
- Vocalis muscle
What two layers of the VFs comprise the vocal ligament?
Intermediate + deep layer of LP
Vocal folds are considered a ____ or ____ mass oscillator
3 or 5
What are the 3 components of the mucosal wave?
- Horizontal (medial-lateral) movements
- Longitudinal (ant-post) movements
- Vertical (inferior to superior) movements
Describe the function of the RLN
-Innervates all intrinsic laryngeal muscles (except CT) and responsible for sensory info below the VFs
Describe the function of the SLN - internal and external branch
- Internal = sensory above VFs
- External = motor innervation of CT
The RLN loops down around the _______ on the right and under the ______ on the left
subclavian artery
aortic arch
