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[DOC File]Bone and Bone Diseases
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In general, their (patho)physiological roles are not well understood they tend to be multifunctional and are not bone specific. Some of the most important are: Prostaglandins: normal OB product; may mediate some actions of growth factors, cytokines and responses to mechanical stimuli.
growth hormone pathway

[DOC File]Endocrine System Physiology- Thyroid Hormones
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The hormones also have a critical effect on bone growth and development in children partly via interactions with growth hormone. Thyroid hormone has major effect on the development of the brain and CNS in the womb and during the neonatal period. T3 binds to specific receptors in the nuclear compartment of target cells. The effects of thyroid hormone are mediated by the regulation of the ...
human growth hormone pathway

[DOCX File]Endocrine System
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B. Hormones. 1. Classification of Hormones. A) hormones – act locally without entering the bloodstream. 1) a) Carry out actions on other cells in the immediate area. b) Ex: prostaglandins. 2) a) Carry out actions on the cells releasing them . b) Ex: nitric oxide. B) hormones (endocrines) – enter the bloodstream and act on distant . cells. 2. Chemical Nature of Hormones. A) Amino-acid based ...
growth hormone feedback loop

[DOC File]Molecules of Emotion
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Many of these informational substances are neuropeptides, originally studied in other contexts as hormones, gut peptides, or growth factors. Their number presently exceeds 50, and most, if not all, alter behavior and mood states, although only endogenous analogs of psychoactive drugs like morphine, Valium, and phenocyclidine have been well appreciated in this context. We now realize that their ...
target cells of growth hormone

[DOC File]CHAPTER 39
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ABA generally slows growth by antagonizing the actions of the growth hormones—auxins, cytokinins, gibberellins, and brassinosteroids. The ratio of ABA to one or more growth hormones determines the final physiological outcome. One major effect of ABA on plants is seed dormancy. Seed dormancy has great survival value because it ensures that seeds germinate only when there are optimal ...
function of growth hormone

[DOC File]CHAPTER 36
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Physiological Functions of Growth Hormone ... attenuates insulin’s actions to inhibit gluconeogenesis (glucose production) by the liver; this leads to increased blood glucose concentration and a compensatory increase in insulin secretion. For these reasons, growth hormone’s effects are called diabetogenic, and excess secretion of growth hormone can produce metabolic disturbances very ...
growth hormone mechanism

[DOC File]Chapter 18
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The new proteins alter the cells activity and result in the physiological responses of those hormones. Figure 18.3 shows this mechanism of action. Action of Water-Soluble Hormones. Water-soluble hormones alter cell functions by activating plasma membrane receptors,. The water-soluble hormone (first messenger) binds to the cell membrane receptor, which set off a cascade of events inside the ...
growth hormone protein

[DOCX File]Endocrine System
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B. Hormones. 1. Classification of Hormones. A) Localized hormones – act locally without entering the bloodstream . 1) Paracrine . a) Carry out actions on other cells in the immediate area. b) Ex: prostaglandins. 2) Autocrine. a) Carry out actions on the cells releasing them. b) Ex: nitric oxide. B) Circulating hormones (endocrines) – enter the bloodstream and act on distant cells. 2 ...
growth hormone mode of action

[DOC File]CHAPTER 36
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• Growth hormone promotes growth of the entire body by affecting protein formation, cell multiplication, and cell differentiation. • Adrenocorticotropin (corticotropin) controls the secretion of some of the adrenocortical hormones, which affect the metabolism of glucose, proteins, and fats.
growth hormone pathway

[DOC File]PHYSIOLOGY – ENDOCRINE SYSTEM
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Growth hormone is ketogenic & increases hepatic glucose output. All of the above Aldosterone is produced in: Zona glomerulosa. Zona fasiculata. Zona reticularis. Zona fasiculata & Zona reticularis. All of the above. Catecholamines: adrenaline is formed from methylation of noradrenaline in plasma. plasma levels of noradrenaline increased by 50-100% upon rising from supine to standing position ...
human growth hormone pathway

Physiological actions of growth hormones