Beginning with the location of the sensory cells within the skull the axons are traced into the cranial cavity. Demonstration of the olfactory bulb, olfactory tract and it termination in the forebrain and temporal lobe are indicated. Trauma and meningiomas can produce loss of small (anosmia). Degenerative neuronal diseases are often accompanied by loss of neurons in the olfactory pathway resulting in lack of appetite.
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