laryngeal muscle actions Flashcards
1
Q
posterior cricoarytenoid M
A
abducts vocal fold
2
Q
lateral cricoarytenoid M
A
adducts vocal fold
3
Q
transverse arytenoid M
A
closes cartilaginous portion of rima glottidis
4
Q
oblique arytenoid M
A
closes cartilaginous portion of rima glottidis
5
Q
aryepiglottic M
A
pulls arytenoid cartilages towards the epiglottis
6
Q
thyroarytenoid M
A
relax vocal fold
7
Q
vocalis M
A
relax posterior portion of vocal fold and tense the anterior portion of vocal fold
8
Q
cricothyroid M
A
stretch and tense vocal fold