Pain referred to the right side of the neck extending laterally from the right clavicle to the tip of the right shoulder is most likely to involve which of the following?

Surgery

Pain referred to the right side of the neck extending laterally from the right clavicle to the tip of the right shoulder is most likely to involve which of the following?

A tender swelling in submandibular triangle is mostly likely diagnosed as

In transfacial proportions, the face Is divided into how many segments:

Specific for Ankylosing spondylitis is true?