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Unformatted text preview: ---------------------------------------------------------------------------------------------------Homeostatic control -----------------------------------------------------------------------------------Reflex control for homeostasis Tonic and antagonistic control systems (Fig 6-20) Local and reflex control (Fig 6-21) Feed-back loops (6-22): what is meant by the word receptor? (Fig 6-24). Response loops and control points (Fig 6-25): regulation of the setpoint (6-26) Negative and positive feedback (Fig 6-27) Feed-forward loops (6-28): allows the body to anticipate change and maintain stability. iological rhythms (Fig 6-29) peed and specificity: a) endocrine reflex b) nervous reflex c) neuroendocrine reflex ee Figures 6-30, 6-31 and Tables 6-4, 6-5. ------------------------------------------------------------------------------hapter 7, INTRODUCTION TO THE ENDOCRINE SYSTEM ----------------------------------------------------------------------------------------------A: Hormones - There are many different organs that secrete hormones (Fig. 7-2). A. Physiological role of hormones: - Hormones control the activity of probably all cells in the body. Their effects can be reduced to a few general processes: 1. Control of cellular synthesis and secretion of other hormones whether in endocrine glands or within neurons. 2. Stimulation or inhibition of cellular proliferation. 3. Control of metabolic processes: anabolic and catabolic, in most cells. The synthesis and degradation of carbohydrates, lipids and proteins are controlled by hormones to meet the specific energy or growth needs of the individual. 4. Control excretion and reabsorption of cations and anions. 5. Affect contraction and relaxation of muscles. ...
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This note was uploaded on 12/26/2011 for the course KIN 205 taught by Professor Blaber during the Fall '09 term at Simon Fraser.

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