In a patient with a tumor in superior mediastinum compressing the superior vena cava, all of the following veins would serve as alternate pathways for the blood to return to the right atrium, EXCEPT:

Anatomy

In a patient with a tumor in superior mediastinum compressing the superior vena cava, all of the following veins would serve as alternate pathways for the blood to return to the right atrium, EXCEPT:

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: