Show olfactory organ the sense organ of smell the olfactory organ is tucked away in a not easily accessible region making it difficult to reach it for experimental purposes it is at the top of the nasal chamber back of each eye socket it consists of a patch of membrane about an inch square that differs in color from that of the surrounding areas it is covered with delicate filaments resembling hairs that are the sense receptors A coating of mucous substance is maintained on the membrane immersing the sensitive filaments the substance that brodu produces ces the smell reaction n is dissolved diss oved in the mucous coating and in this dissolved forza form affects the tb filaments lamenta fi |