Choose the appropriate lettered structure in this radiograph of the lateral view of the head. Cerebrospinal fluid is formed by vascular choroid plexus in which structure?

Anatomy

Choose the appropriate lettered structure in this radiograph of the lateral view of the head. Cerebrospinal fluid is formed by vascular choroid plexus in which structure?

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: