Abductor of vocal cord is ___________
INTRINSIC MUSCLES ACTING ON VOCAL CORDS: Abductors Posterior cricoarytenoid Adductors Lateral cricoarytenoid, lnterarytenoid (transverse arytenoid) Thyroarytenoid (external pa) Tensors Cricothyroid Vocalis (internal pa of thyroarytenoid) INTRINSIC MUSCLES ACTING ON LARYNGEAL INLET: Openers of laryngeal inlet Thyroepiglottic (pa of thyroarytenoid) Closers of larylngeal inlet Interarytenoid (oblique pa), Aryepiglottic (posterior oblique pa of interarytenoids)
Posterior cricoarytenoid
Cricothyroid
Interarytenoid
Lateral cricoaretynoid