Which one of the following options is a TRUE
statement regarding the intrinsic muscles of the larynx?
a) The cricothyroids are the only muscles to tense
the cords
b) The posterior cricoarytenoids, supplied by the
recurrent laryngeal nerve, adduct the
cords
c) Vocalis is supplied by the recurrent laryngeal
nerve but is not considered an
intrinsic muscle of the larynx
d) Thyrohyoid elevates the larynx
e) The internal laryngeal nerve supplies only one of
these muscles
