This is an alternate content page containing a Hot Spot Explore Activity. It has opened in a new window.
The activity has an image with defined hotspot areas. The hotspot areas in the image are labeled as:

Rectus Muscles
Sphenoid Sinus
Internal Carotid Artery
Basilar Artery
Base of the Pons (Basis Pontis)
Middle Cerebellar Peduncle
Fourth Ventricle
Cerebellar Hemisphere
Vertebral Artery
Pyramid (Pyramidal Tract, CST)
Inferior Olivary Nucleus
Inferior Cerebellar Peduncle (Juxtarestaform and Restiform Bodies)
Cerebellar Hemisphere