A 38yr old man met with a motor vehicular accident, following which he was unable to abduct his right shoulder and flex at elbow. What is the most likely cause?

Anatomy

A 38yr old man met with a motor vehicular accident, following which he was unable to abduct his right shoulder and flex at elbow. What is the most likely cause?

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: