L09 Control & response_Animal Hormones

L09 Control & response_Animal Hormones - hormones...

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1 Living Systems • Dr. Murray Thomson • Control and Response • Animal Hormones Target Tissue Transport and Distribution Hormones travel in blood in free form or ound to plasma bound to plasma proteins As concentration of free hormone molecules increase, ore hormones more hormones molecules diffuse from capillaries into interstitial spaces to bind to target cells
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2 Hormone Interaction with Target Tissues Hormones Ligands or chemical signals Binding site Receptor site Specificity Paracrine Classes of Hormone Receptors Membrane-bound receptors bind to water- soluble or large-molecular-weight hormones Intracellular receptors bind to lipid-soluble
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Unformatted text preview: hormones mino acid based Hormones Amino acid based or 3 Steroid based i.e. made from cholesterol Mechanism Opening ion channels, depolarizing cells. 2 Stimulating protein synthesis. 3 Enzyme modulation eg DNA polymerase 4 4 Stimulating the lease of a release of a biological molecule. 5. Stimulating cell ivision division. steroids steroid protein receptor Figure 3 nucleus cell gene 5 Protein Steroid Pituitary master gland 6 The Stress Response raw a diagram Draw a diagram Adrenals Control of Blood Sugar Draw a diagram...
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This note was uploaded on 10/17/2011 for the course PSYC 2012 taught by Professor ? during the Three '11 term at University of Sydney.

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L09 Control & response_Animal Hormones - hormones...

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