homeostasisset pointdynamic constancynegative feedback loopnegative feedback loop pathwaypositive feedback looppositive feedback loop pathwayintrinsic regulationextrinsic
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regulation
mechanical force
skeletal, smooth, cardiac
neuron
central nervous system
epithelial cells and tissue
secretion, absorption, protection
connective tissue
bone, cartilage, and blood
body fluids
plasma and interstitial fluid
muscle, nervous, epithelial, connective
changes in cells
transporting, communicating, and affecting overall functions of organs
hormones, enzymes, neurotransmitters, gases
open a channel
change the shape
block actions
ligand
electrical, hydrophobic forces
active site
activated, inhibited
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