The visual system and "neuronal specificity".
D000818:Animals; D001479:Basal Ganglia / Q000502:physiology; D002415:Cats; D005829:Geniculate Bodies / Q000502:physiology; D009928:Organ Specificity; D012160:Retina / Q000502:physiology*; D003336:Tectum Mesencephali / Q000502:physiology; D014981:Xenopus