Fill in the blanks with the terms provided. Not all terms will be used. cerebral cortex thalamus medulla oblongata hypothalamus amygdala pituitary gland Binding of neurotransmitter by secondary neurons results in propagation of nerve signals through the various olfactory pathways. Sensory information reaches different regions of the brain including the (1) which allows us to consciously perceive and identify the smell (2) which controls visceral reactions to smell, such as salivation, sneezing, or gagging; and (3) -, which is a center for recognition of odors and often tying those odors to a particular emotion