PSYA02H3 Chapter Notes - Chapter 11.1: Ventromedial Nucleus Of The Hypothalamus, Orbitofrontal Cortex, Allostasis
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PSYA02H3 Full Course Notes
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Hunger isn"t just a (cid:271)eha(cid:448)iour used for sur(cid:448)i(cid:448)al, it is a (cid:271)iologi(cid:272)al dri(cid:448)e that influen(cid:272)es (cid:449)hat (cid:449)e pay attention to and interacts with our past experiences and current mental states (i. e. excitement & anxiety) (stress eating) Motivation: concerns the physiological and psychological process underlying initiation of behaviours that direct organisms toward specific goals figure 11. 1: motives include the thoughts, feelings, sensations and bodily processes that lead to goal directed behaviour. Drive: biological trigger telling us we may be deprived of something and cause us to seek out what is needed (i. e. food, water) Homeostasis: (cid:271)od(cid:455)"s ph(cid:455)siologi(cid:272)al pro(cid:272)esses that allow it to (cid:373)ai(cid:374)tai(cid:374) (cid:272)o(cid:374)siste(cid:374)t i(cid:374)ter(cid:374)al states i(cid:374) response to the outer environment. Allostasis: motivation not only influenced by current needs but also by anticipation of future needs. Hunger is not simply a homeostatic mecha. Need to consume nutrients involves physiological responses as well as cognitive and emotional factors.
