In animal anatomy, the rhinencephalon is a part of the brain involved with olfaction. Zootomy is the zoological discipline that focuses on animal anatomy, in particular on the dissection of animals. ... Comparative brain sizes In animals, the brain, or encephalon (Greek for in the head), is the control center of the central nervous system. ... Olfaction, the sense of odor (smell), is the detection of chemicals dissolved in air (or, by animals that breathe water, in water). ...

Some references classify other areas of the brain related to perception of smell as rhinencephalon, but the areas of human brains that receive fibers strictly from the olfactory bulb are limited to those of the paleopallium. As such, the rhinencephalon includes the olfactory bulb, the olfactory tract, the olfactory tubercle and striae, the anterior olfactory nucleus and parts of the amygdala and the piriform cortex. Vesalius Fabrica, 1543. ... In anatomy of animals, the paleopallium is a region within the telencephalon in brain. ... Location of the amygdala in the human brain The amygdala (Latin, corpus amygdaloideum) is an almond-shaped set of neurons located deep in the brains medial temporal lobe. ... In anatomy of animals, the piriform cortex, or pyriform cortex is a region in the brain. ...