BILD Lecture 20

BILD Lecture 20 - Click to edit Master subtitle style...

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Click to edit Master subtitle style 4/15/11
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4/15/11 Lect #20: Endocrinology I I. Animal Hormones: what A. Endocrine glands 1. 2. B. Target Tissue 1. simple mechanism 2. what they do
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4/15/11 Lect #20: Endocrinology I I. Animal Hormones: chemical substances synthesized by cells and released into blood where they reach activate target cells A. Endocrine glands 1. “Ductless” – secrete directly into blood 2. Exocytosis of vesicles (“granules”) containing hormone B. Target Tissue
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4/15/11
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4/15/11
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4/15/11 C. Hormone Types 1. 2. 3. Other A) -> where from -> function
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4/15/11 C. Hormone Types 1. Steroids: made from cholesterol => fat-soluble; pass through cell membrains (e.g. sex steroids) 2. Amines: small; made from amino acids (usually from tyrosine) e.g. adrenalin (epinephrine) 3. Peptides: from amino acids and are small molecular weight proteins (e.g.
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BILD Lecture 20 - Click to edit Master subtitle style...

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