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A&P endocrine

QuestionAnswer
How are hormones targeted at specific tissues? the tissue must have a receptor for that hormone
How are water soluble hormones transported in the blood? can travel freely and all by itself in the blood
how are lipid soluble hormones transported in the blood? must bind to molecule in the blood
Does the hormone change gene expression or intracellular pathway? epigenetic inheritance is long term secretion of stress hormones that change gene expression in our offspring
How does enzyme amplification cause a big effect from small amounts of hormone? hormones are extremely potent, so a small amount causes a cascade effect
Effects of up-regulation more sensitive to a hormone
Effects of down-regulation less sensitive to a hormone
What is atrial naturetic peptide and what is the effect? A hormone that produces plasma volume
What is the principle behind up-regulation? a cell increases number of receptors
What is the principle behind down-regulation? cell reduces receptor population
When insulin lowers blood glucose level then glucose raises it. What is this an example of? antagonistic effect
When estrogen enters the cell and progesterone comes later. What is this an example of? permissive effect
Created by: 1136230680055722
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