This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Facial Nerve And Its Disorders, Subject name: ENT
A 45-year-old patient complains of pain in throat which is aggravated on swallowing and radiates to the ear and posterior part of tongue. The likely diagnosis is: 
Select and explain. 
A. Sluder's neuralgia, B. Glossopharyngeal neuralgia, C. Disorder of temporomandibular joint, D. Trigeminal neuralgia
B: Glossopharyngeal neuralgia
Answer: B: Glossopharyngeal neuralgia 
Explanation: Glossopharyngeal nerve supplies base of tongue, tonsillar fossa and the ear. In glossopharyngeal neuralgia pain radiates to these areas and is precipitated by swallowing or yawning. It is relieved by anesthetizing the area.