Basal view of the brain. Except for the region of the interpeduncular fossa, you may ignore the brainstem and the cerebellum for the time being. We shall return to these later.

Where are the olfactory bulb, olfactory tracts and the olfactory striae?

A part of the temporal lobe has been cut. What part of the cerebral cortex does this reveal?

What are the boundaries of the interpeduncular fossa? What are the structures seen there?

Where is the anterior perforated substance?  Why is it "perforated?"