F. Negative Feedback Control of Hormone Release 1. Identify the source of the following hormones: 2. Based on the diagram on slide 8, when _______ tier hormones begin to increase, they negatively feedback and decrease release of the ______ and ______ tier hormones. Define the following terms: Glycogenesis:Glycogenolysis: Gluconeogenesis:Lipogenesis:Lipolysis: II. HormonesA. Growth Hormone1. Control of Secretion:Primary factor that regulates secretion:Other stimuli for release: p. 17 of 20
These stimuli will affect the tropic hormones that control GH release: 1 st tier hormone: 2 nd tier hormone: 2. Short-term effects: a. b. c. 3. long-term effects—primarily mediated by _________________________. a. b. c. B. Thyroid hormone 1. Steps in synthesis: 1. 2. 3. 4. 2. Control in the secretion: 1 st tier hormone: 2 nd tier hormone: What are the affects of the 2 nd tier hormone on the thyroid gland. a. b. c. 3. Effects of thyroid hormone: a. b. c. C. Cortisol p. 18 of 20
1. Control of Secretion: secretion levels are highest in the ___________________, controlled by a circadian rhythm.a. Tiered control of release:1sttier hormone:2ndtier hormone2. Effects of Cortisol:a. Increases blood glucose levels by increasing ___________________________ and ________________ ___________________.b. Increases protein degradation: breaks down protein in ________________________ musclesc. Increases lipolysis: causes the release of _________________________ into bloodstream. 1. Primary stimuli for release: 2. Metabolic States a. absorptive state: in the state, nutrient levels in the blood are ______________ (high or low) and _______________________ is released in order to _____________________ (increase or decrease) nutrients in the bloodstream.b. postabsorptive state:in the state, nutrient levels in the blood are ______________ (high or low) and _______________________ is released in order to ____________________ (increase or decrease) nutrients in the bloodstream. 3. Glucagon a. Additional factors that can stimulate the release of glucagon include: 1. 2. 3. b. Secretion is ______________________ by elevated blood glucose levels. c. Functions of glucagon: 4 major metabolic activities activated by glucagon: 1. 2. 3. 4. 4. Insulin a. Additional factors that can stimulate the release of insulin include: 1. 2. p. 19 of 20
b. Secretion is ______________________ by low blood glucose levels and by the __________________ division of the ANS. c. Functions of insulin: 4 major metabolic activities activated by insulin: 1. 2. 3. 4. 5. Disruptions in Glucose Levels a. Hypoglycemia: symptoms: b. Hyperglycemia: Effects in body (caused primarily by chronic hyperglycemia) 1. 2. 3. 5. Diabetes Mellitus a. Cause of Type 1: b. Cause of Type II: c. Define: polyuria: polydipsia: p. 20 of 20
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- Fall '17
- Endocrine System