A woman presents with chest pain and shoulder pain. On examination, she is found to have pericarditis with pericardial effusion. This shoulder pain is mediated by

Anatomy

A woman presents with chest pain and shoulder pain. On examination, she is found to have pericarditis with pericardial effusion. This shoulder pain is mediated by

The action of digastric muscle is:

Which of the following vessels supply the anal canal?

All of the following muscles are elevators of the mandible EXCEPT: