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Describe the hormonal regulation of folliculogenesis.
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- Describe the physiological conditions that activategluconeogenesis.What is the hormonal control of Sertoli cells?1)What tissue regulates both the adenohypophysis and the neurohypophysis? Does this tissue regulate lots of physiological functions? Give a few examples. 2) All of the following are directly controlled by a hormonal stimulus from the hypothalamus EXCEPT… a)GH, Growth hormone b) FSH c) Oxytocin. d) TSH, Thyroid Stimulating Hormone 3) How would a tumor in cells that produce TSH affect levels of TSH in the blood? increase / decrease / normal 4) How would this affect hormone secretion by the target cells of TSH? increase / decrease / normal
- Which of the following statements is the first step in the synthesis and secretion of T3 and T4? O a) Synthesis of thyroglobulin by the follicular cells O b) Oxidation of iodide by the follicular cells c) Coupling of T1 and T2 d) lodide trapping by the follicular cellsDefine follicle-stimulating hormone (FSH)Define dynein
- Explain how oxytocin and prolactin interact to initiate and maintain lactation, including the feedback mechanisms that regulate both hormones.Explain why a deficiency of steroid 21-hydroxylase leads to excessive pro- duction of sex steroids (androgens and estrogens).Is a reaction mechanism altered by the presence of acatalyst? Explain