Handout 2, lecture 4,5

Handout 2, lecture 4,5 - III. Hypothalamic-Posterior...

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BICD 150: Endocrinology Lecture 4,5, Handout 2 4/13/11 I. Growth Hormone A. Regulation 1. How is growth hormone regulated by the hypothalamus? At what point during the day are growth hormone levels highest? 2. How does GH affect growth during adolescence? 3. What are the metabolic effects of GH? B. Abnormalities 1. What are symptoms of GH deficiency in adults and children? 2. What are symptoms of increased GH as an adult and during childhood? II. Hypothalamic-Pituitary-Adrenal Axis I. Regulation 1. When is CRH secretion highest? 2. ACTH is synthesized from what precursor? How does ACTH affect melanin synthesis?
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BICD 150: Endocrinology Lecture 4,5, Handout 2 4/13/11 B. Abnormalities 1. What symptoms are present when one has adrenal insufficiency (Addison’s Disease)? What happens to hormone levels? 2. What symptoms are present when one has Cushing’s syndrome? What happens to hormonal levels?
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Unformatted text preview: III. Hypothalamic-Posterior Pituitary Axis A. ADH 1. When is ADH released? What does it do upon release? 2. How does alcohol affect ADH? Does a person who has been drinking have more dilute or concentrated urine? B. Oxytocin 1. What signal transduction mechanism does oxytocin utilize? 2. What is the role of oxytocin when a woman is in labor? 3. What is the effect of oxytocin on breasts? III. Thyroid Hormone I. Regulation II. Abnormalities-Hypothyroidism: Low levels of thyroid hormone-Hyperthyroidism: High levels of thyroid hormone 1. If one has a pituitary tumor that secretes TSH, what happens to the levels of T3,T4 and TRH. Is this a primary, secondary, or tertiary problem? BICD 150: Endocrinology Lecture 4,5, Handout 2 4/13/11 2. What are some ways that a primary problem in the thyroid gland can affect the levels of TRH, TSH, and T3/T4?...
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This note was uploaded on 04/06/2012 for the course BICD 150 taught by Professor Fortes during the Winter '09 term at UCSD.

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Handout 2, lecture 4,5 - III. Hypothalamic-Posterior...

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