emotion_1_3 - How Do We Feel Emotion? Hypothalamus &...

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HD220 Fall 2006 1 Temple, 2006 1 How Do We Feel Emotion? Hypothalamus Week 11 Lecture 1 Temple, 2006 2 Neuroanatomy of Emotion – Anatomy – Hormones – Generating behavior Temple, 2006 3 Anatomy of the Hypothalamus Hypothalamus Body temperature Energy metabolism and feeding behavior Drinking and salt appetite Reproduction Stress responses Aspects of emotional responses and motivated behavior
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HD220 Fall 2006 2 Temple, 2006 4 Anatomy of the Hypothalamus Temple, 2006 5 Endocrine System Temple, 2006 6 The Pituitary
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HD220 Fall 2006 3 Temple, 2006 7 Endocrine Glands Temple, 2006 8 Hormone • Hormone – Chemical messenger that is released into blood • Similar to a neurotransmitter but released into blood – So has wide ranging effects – Types of hormones • Homeostatic • Reproductive • Stress • Key to hormonal response is receptors – Because hormones are circulated throughout the blood • They get everywhere • Who responds depends entirely on which organs have receptors on it Temple, 2006 9 Homeostatic Hormones Homeostatic Hormones – Help keep us in “balance” • Sugars •P r o t e i n s • Carbohydrates •S a l t s •W a
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HD220 Fall 2006 4 Temple, 2006 10 Sex / Reproductive Hormones • Sex hormones – Hormones related to gender, reproduction, and sexual behavior – Organizing and activating effects • Organize certain brain and body regions • Activate certain behaviors and developmental stages Temple, 2006 11 Organizing Effects of Sex Hormones • Fetal development – Male testes produce androgens • Cause male genitalia to develop • Also cause brain structures to organize differently – Hypothalamus (preoptic area of medial hypothalamus)
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This note was uploaded on 09/28/2008 for the course HD 220 taught by Professor Anon during the Fall '06 term at Cornell University (Engineering School).

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emotion_1_3 - How Do We Feel Emotion? Hypothalamus &...

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