Mouth, Pharynx, Larynx

A. Cricohyoid
B. Cricothyroid
C. Arytenoid
D. Aryepiglotticus

A. Posterior cricoarytendoids
B. Transverse arytenoids
C. Cricothyroid
D. All of the above

A. Submandibular nodes
B. Submental nodes
C. Sublingual nodes
D. Preauricular nodes

A. Cricothyroid
B. Thyroarytenoid
C. Posterior cricoarytenoid
D. Lateral cricoarytenoid

A. Rcurrent laryngeal
B. External laryngeal
C. Internal laryngeal
D. Glosso pharyngeal