Chapter 5b Notes

Chapter 5b Notes - Organization of Organization of Behavior Coordinating Multiple Behaviors Animals engage in diverse behaviors Feeding mating

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rganization of Organization of Behavior
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Coordinating Mu • Animals engage in diverse b – Feeding, mating, fighting, sle hibernating, etc • Different behaviors must be • Behavior conflicts must be a • Two main time scales: – Short term: Neural “comman – Longer term: Endogenous rhy ltiple Behaviors ehaviors eping, escaping, migrating, prioritized and coordinated voided d centers” thms, endocrine profiles
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omman Comman Walking and Gra Center: d Center: sping in Mantids
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Walking and Gra • Excitatory signals from t ganglion stimulate moto and abdominal ganglia – Walking – Grasping (part of feeding • Selective inhibitory sign ganglion prevent simulta conflicting behaviors sping in Mantids he subesophogeal r activities via thoracic behavior) als from the protocerebral neous activation of
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Regulation of Fee ding by Blowflies
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Regulation of Fee •S e n s o r y input from feet eeding ceases periodica Feeding ceases periodica sweetness of fluid on fee eeding eventually cease • Feeding eventually cease output of foregut stretch • Severing recurrent nerve and eventual rupturing ding by Blowflies initiate feeding behavior ly and only resumes if lly and only resumes if t is sufficiently high completely owing to s completely owing to receptors leads to endless feeding
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oping With Varia Coping With Varia Behavior S le Environments: ble Environments: chedules
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EALING WITH DEALING WITH ENVIRO • Environments vary in sp ppropriate adjustments Appropriate adjustments •A d justments regulated b – Direct responses to envir • Physical and social stimul d ( it l ) – Endogenous (internal) an • Biological rhythms (e.g., c A VARIABLE A VARIABLE NMENT ace and time f behavior necessary of behavior necessary y: onmental cues i i t
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This note was uploaded on 04/09/2010 for the course NPB NPB 102 taught by Professor Hahn during the Spring '10 term at UC Davis.

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Chapter 5b Notes - Organization of Organization of Behavior Coordinating Multiple Behaviors Animals engage in diverse behaviors Feeding mating

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