Lymphatic drainage of the oropharynx is mainly through
Lymphatics from oropharynx drain into the upper jugular chain, particularly the jugulodigastric (tonsillar) node. Some parts drain to the posterior cervical group also. The base of the tongue may drain bilaterally.
Lymphatic drainage of nasopharynx - upper deep cervical nodes.
Superficial cervical lymph nodes
Submandibular nodes
Jugulodigastric nodes
Jugulo-omohyoid nodes