Key Concepts Study Points for 4130 Exam 2 Vision Retinal Transduction o Photoreceptors and trichromatic encoding Characteristics of Retina o Ex Fovea Blind Spot etc Pathway to V1 Characteristics of V1 Extrastriate Processing o Dorsal ventral pwys FFA prosopagnosia akinetopsia Audition Mechanical Relay Cochlear Transduction o Ex Organ of Corti characteristics Auditory Relay Pwy Encoding of Pitch Place Freq match Char of A1 and Auditory Association Cortex Localization Bipolar primary sensory neurons within the spiral ganglion connect hair cells with cochlear nuclei in rostral medulla Inferiror Colliculus startle orientation temporal pattern recognition o Temporal pattern recognition drum beats morse code a persons speech Superior Olvary Complex SOC first binaural processing sound localization Ventral MGN and A1 are organized tonotopically ex by responsiveness frequency o Superior temporal gyrus speech Higher order auditory assoc cortex e g Wernicke s area interprets o L hemisphere language o R hemisphere analog interprets the emotional content of language Wernicke s arcuate fasiculus Broca s Gustation pathway that begins with taste buds where you have GPCRs CNIX NTS Thalamus Insular Cortex isolated peninsula Olfaction Olfactory GPCRs O B allocortex Break down into 2 AMYG Thal Neocortex Piriform CX HCF Neocortex Ulfactory memories are contextual and episodic Pheromones Nose Vomeronasal Organ VNO Accessory Olfactory Bulb AOB Hypothalamus o Pheromones are not smelling something consciously
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