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Unformatted text preview: The Neurobiology of Pair Bonding A. Neuroanatomy of Male Sex Behavior • 4 Components: • 1. Olfactory system and sexual behavior o a.) Olfactory receptors—in nose, detect odors o b.) Vomeronasal organ—in the roof of the mouth, detect pheromones (odorless) Pheremones —chemical signals emitted by the organism that can affect the function of another Flehman Response Human vomeronasal organ? Menstrual Synchony Armpit Effect o c.) Block male rats nostrils=no mating • 2. Amygdala o a.) Olfactry system sends input to the basolateral (BLA) and the corticomedial nuclei (CM) BLA involved in motivation CM involved in motivation and performance Lesioning these areas results in impairment of relative functions o b.) Amygdala and hypothalamus are more strongly activated in med than women when viewing identical sexual stimuli • 3. Bed nucleus of the Stria Terminalis • 4. Medial Preoptic Area (MPOA) o a.) Critical for integrating environmental, physiological, and psychological information (all important to successful a....
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- Fall '08
- Monogamy, Oxytocin, receptive behaviors