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Bio - Endocrine
MCAT
4
Biology
Undergraduate 3
06/26/2012

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Term
endocrine gland vrs exocrine gland
Definition

endocrine: a ductless gland that's secretory products are picked up by cappillaries supplying blood to the region

 

exocrine: uses ducts to secret products into either the gastrointestinal lumen or external world.

Term
hydrophilic hormones vrs hydrophobic hormones
Definition

hydrophilic: bind to cell surface receptors. eg peptides and amion acid derivatives

 

hydrophobic: bind to cellular interior receptors. eg steroid hormones

Term
autocrine activity
Definition
signaling molecules modify cells that secreted them
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