olfactory tubercle

Structure

• a small oval area at the base of the cerebral hemisphere between the diverging medial & lateral olfactory striae, in the anteromedial part of the anterior perforated substance.

• it is formed by a small area of allocortex & is characterized by the islands of Calleja
• it is a much more prominent structure in mammals other than primates

Afferents

• the olfactory tubercle receives fibers from the olfactory bulb by way of the olfactory tract & intermediate olfactory stria

Efferents

• it has efferent connections with the hypothalamus & the dorsomedial thalamic nucleus

More general terms

• brain structure

Additional terms

• allocortex
• anterior perforated substance (olfactory area)