This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
[{'content': 'Not true about deep cervical lymph nodes \nSelect and explain. \nA. Lie along external jugular vein, B. Tonsil is drained by jugulodigastric nodes, C. Lie deep to sternocleidomastoid, D. Tongue drains into juguloomastoid', 'role': 'user'}, {'content': "Answer: A \nExplanation: The deep cervical lymph nodes are situated along the internal jugular vein, and include the jugulodigastric node below the posterior belly of the digastric and the jugulo-omohyoid node above the inferior belly of the omohyoid Ref : B D Chaurasia's Human Anatomy, seventh edition, volume 3 , pg. no. 100 ( fig. 8.28 - pg. no. 162 )", 'role': 'assistant'}]