Endocrinology Figs BW

Endocrinology Figs BW - Endocrinology A. Introduction B....

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Endocrinology A. Introduction B. Mechanisms of Hormone Action C. Posterior Pituitary D. Anterior Pituitary 1. Overview 2. Tropic Hormones 3. Non-Tropic Hormones E. Calcium & Glucose
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Gap Junctional Coupling Presynaptic Neuron Postsynaptic Cell Endocrine Autocrine Paracrine Contact Dependent Synaptic Transmission BLOOD VESSEL soma terminal Cell in Another Individual Pheromone Hormones Are One Type of Chemical Signal
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Mechanisms of Hormone Action vs. Hydrophilic Hormones Peptides Proteins Amines Lipophilic Hormones Steroids Thyroid Hydrophilic Hormone Plasma membrane Nuclear membrane DNA Second Messengers Altered Enzymes RESPONSE Lipophilic Hormone Cytoplasmic (or Nuclear) Receptor Plasma Membrane Receptor Carrier Protein RESPONSE Altered Channels RESPONSE +
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Hormones of the Posterior Pituitary Water retention Milk ejection, Labor contractions (Neurohypophysis) (Adeno- hypophysis) ADH / AVP* *AVP = Arginine Vasopressin
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Role of Oxytocin in Milk Ejection Mary Cassatt (1845-1926) Maternité, 1890 A B C D E A. Breast- feeding B. Stimulation of nipple mechanoreceptors C. Oxytocin release D. Muscle contraction in mammary glands and ducts E. Milk ejection + + + + +
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This note was uploaded on 04/17/2009 for the course BISC 220 taught by Professor Mcclure during the Spring '09 term at USC.

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Endocrinology Figs BW - Endocrinology A. Introduction B....

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