larynx and vocal folds Flashcards
1
Q
vestibule of larynx
A
- space b/n laryngeal inlet and vestibular folds
2
Q
vestibular folds
A
- mucosa covering vestibular ligament
- from thyroid to arytenoid cartilage
3
Q
laryngeal ventricle
A
- space b/n vestibular folds and vocal folds
4
Q
vocal folds
A
- mucosa covering vocal ligaments
- from thyroid to arytenoid cartilage
5
Q
infraglottic cavity
A
- space from vocal folds to inferior border of cricoid cartilage (beginning of trachea)
6
Q
glottis
A
- vocal apparatus of larynx
7
Q
rima glottis
A
- aperture b/n vocal folds
8
Q
inferior laryngeal n innervates
A
- posterior mm
- posterior crico-arytenoid
- lateral crico-arytenoid
- arytenoid
- thyro-arytenoid
- vocalis
9
Q
external laryngeal n innervates
A
- anterior m
- crico-thyroid
10
Q
vocal folds during normal respiration
A
- resting position
- partially abducted
- laryngeal mm relaxed
11
Q
during forced respiration
A
- vocal ligaments abducted
- posterior crico-arytenoid mm contracted
12
Q
during phonation: vocal ligaments
A
- partially adducted
13
Q
during phonation: arytenoid mm
A
- contracted
14
Q
during phonation: lateral crico-arytenoid mm
A
- contracted
15
Q
during whispering: vocal ligaments
A
- fully adducted
