During inferior alveolar nerve block, the needle of LA syringe is penetrated into parotid gland. Which of the following structure is most likely to be penetrated?

Anatomy

During inferior alveolar nerve block, the needle of LA syringe is penetrated into parotid gland. Which of the following structure is most likely to be penetrated?

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: