39 Muscles of the Larynx Flashcards
Identify 1 - 3
- Transverse arytenoid
- Oblique arytenoid
- Posterior cricoarytenoid
Identify 3 - 4
- Posterior cricoarytenoid
4. Cricothyroid
Identify
- Aryepiglotticus
- Thyroepiglotticus
- Thyroarytenoid
- Lateral cricoarytenoid
This is the action of which muscle?
- Action of cricothyroid mm.
This is the action of which muscle?
- Action of posterior cricoarytenoid mm.
This is the action of which muscle?
- Action of lateral cricoarytenoid mm.
This is the action of which muscle?
- Action of transverse arytenoid mm.
This is the action of which muscle?
- Action of vocalis and thyroarytenoid mm.
Name of this action of larynx
- Lengthening (increasing tension) of vocal ligaments
Name of this action of larynx
- Abduction of vocal ligaments
Name of this action of larynx
- Adduction of vocal ligaments
Name of this action of larynx
- Adduction of vocal ligaments
Name of this action of larynx
- Shortening (relaxation) of vocal ligaments
Which muscles opens rima glottidis
Posterior cricoarytenoid
Which muscle(s) closes rima glottidis
- Transverse arytenoid
- Oblique arytenoid
- Lateral cricoarytenoid
Which muscle increase tension on vocal cord?
Cricothyroid
Which muscle decrease tension on vocal cord?
Thyroarytenoid muscle
Borders of quadrangular membrane
(1) Aryepiglottic fold
(2) Vestibular fold
(3) Arytenoid cartilage
(4) Epiglottis
Borders of triangular membrane (conus elasticus)
(1) Vocal ligament
(2) Cricothyroid ligament
(3) Upper edge of cricoid cartilage
Identify
rima vestibuli
- A space between vestibular folds
