Chapter 45 Hormones and the Endocrine System

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Chapter 45 Hormones and the Endocrine System By Gordon Pherribo Caryn Michel

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Chapter 45 Hormones and the Endocrine System. By Gordon Pherribo Caryn Michel. Chemical Classes of Hormones. Types of Signaling Molecules. ~Hormones send regulatory messages throughout the body in extracellular fluid Endocrine signaling Paracrine Signaling - PowerPoint PPT Presentation

Transcript of Chapter 45 Hormones and the Endocrine System

Page 1: Chapter 45 Hormones and the Endocrine System

Chapter 45Hormones and the Endocrine System

By Gordon Pherribo Caryn Michel

Page 2: Chapter 45 Hormones and the Endocrine System

Chemical Classes of Hormones

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Types of Signaling Molecules

~Hormones send regulatory messages throughout the body in extracellular fluid

Endocrine signaling

Paracrine Signaling

Autocrine signaling

Synaptic signaling

Neuroendocrine signaling

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Lipid soluble hormones

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Water Soluble Hormones

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Multiple Effects of HormonesEpinephrine can dilate skeletal muscle blood vessels while constricting intestinal blood vessels

Skeletal Muscle Blood Vessel

Intestinal Blood Vessel

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Glucagon and Insulin• Insulin Glucagon

control blood glucose levels

• Diabetes Mellitus– Type 1 diabetes– Type 2 diabetes

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Coordination of Endocrine and Nervous System

Oxytocin?

Posterior Pituitary:OxytocinAntideuretic hormone (ADH)

Anterior Pituitary: Tropic HormonesNontropic HormonesGrowth Hormone

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• Thyroid Gland

Adrenal Hormones:Adrenal MedullaAdrenal Cortex