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exercise_endocrine_topic_4 - Endocrine System The Actions...

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Endocrine System: The Actions of Hormones on Target Cells 1. The receptor is activated by the input signal that is the ______________. This signal causes a biochemical change in the cell. Name three of the five possible changes listed. _________________ _________________ _________________ 2. Water soluble proteins such as __________ and ______________ bind to receptors located where on the cell? __________________ 3. G proteins: -What is bound to the G protein in the inactive state? ________ In the active state? __________ -What catalyzes the conversion of ATP to cAMP? _________ _________ -What is known as the first messenger? _________Second messenger? _________ -A molecule of cAMP activates ________ ________ __, which can phosphorylate many proteins. -A single molecule of a hormone can have a large effect on the cell due to this process called ___________. -What is the enzyme that inactivates cAMP? _________________ 4. Insulin: -Insulin decreases plasma glucose, amino acids and fatty acids by stimulating the conversion of them to their storage form. Name these storage forms. glucose Æ _____________ amino acids Æ ____________ fatty acids Æ ____________ - Conversion to the storage form is known as _________ metabolism.
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