Q-1 Abductor of the larynx is
a) Crico- Arytenoideus posterior
b) Crico- Arytenoideus lateralis
c) Arytenoideus transverses
d) Vocalis muscle
Answer: Crico- Arytenoideus posterior
Explanation:
Intrinsic muscles of larynx acting on vocal cords:
Abductors: Posterior crico-arytenoid
Adductors: Lateral crico-arytenoid, inter-arytenoid and thyro-arytenoid
Tensors: Cricothyroid and Vocalis (Internal part of thyro-arytenoid)