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Olfactory

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Termini in questo insieme (4)

  • What structures are important for the sense of smell?

    -Nasal cavity

    -Olfactory epithelium

    -Olfactory sensory neurons

    -Mitral cells

    -Olfactory bulb

    -Olfactory tract

  • Describe path of smell to electric impulses to the brain.

    -Odorant molecules

    -Cillia (ONS)

    -ONS synapse Mitral cells

    -Mitral cell axons = olfactory tract

    -Tract > impulses to olfactory cortex, bypasses thalamus

    -Temporal lobe, frontal lobe, limbic system

  • What does the limbic system compose of? What is its importance in the sense of smell?

    Hypothalamys and amygdala, give emotional responce to scents

  • Define olfactory adaptation.

    To keep nervous system alert of new or changing odors, the continuous binding of same odor molecules reduce the responce of transduction process