SI hormones - (glucocorticoid Increase energy supplies in...

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Gland Hormone Main Actions Structure Receptor Anterior Pituitary TSH Stimulate thyroid gland Peptide Membrane Stimulate activity of gonads ACTH Stimulates adrenal cortex Prolactin Promotes milk production Posterior Pituitary ADH Increase water reabsorption in kidney Oxytocin Milk ejection Uterine contraction Pancreas Glucagon Increase blood sugar level Insulin Decrease blood sugar level Parathyroid PTH Raises blood calcium levels Thyroid Calcitonin Lower blood calcium levels Adrenal Medulla Epinephrine Norepinephrine Stimulates sympathetic actions (increase available energy, heart rate, metabolism) Tyrosine Derivative Thyroid Thyroxine Regulate metabolism, growth, and development Tyrosine Derivative Nuclear Adrenal Cortex Cortisol
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Unformatted text preview: (glucocorticoid) Increase energy supplies in response to stress (bread down muscle protein for conversion to glucose) Steroid Aldosterone (mineralocorticoid) Stimulates kidney cells to reabsorb sodium ions and water from flitrate Testes Testosterone Secondary sex characteristics Ovaries Estrogen Growth of mother sex organs; causes LH surge Progesterone Prepares and maintains uterus for pregnancy Describe the 2 general mechanisms by which chemical signals trigger responses in target cells, depending on the location of the receptor. 1. Which hormones utilize this mechanism 2. Which organ or gland produce the hormone 3. What is the hormone’s action...
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This note was uploaded on 03/30/2010 for the course BSC BSC2011 taught by Professor Evans during the Spring '10 term at École Normale Supérieure.

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SI hormones - (glucocorticoid Increase energy supplies in...

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