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ch 11

mechanisms of steroid and nonsteroid hormone action

QuestionAnswer
nonsteroid does NOT enter, works fast
doorbell nonsteroid
camp- 2nd messenger- goes in cell and activates enzymes
steroid can enter cell through membrane, lasts longer
what does steroid do binds to receptor(nucleus) and turns genes on/off and MAKES new protein to change cell activity
why is steroid slower bc they make new protein to change dna
neg. feedback loop reverses change ex. thermostat, insulin release- common
pos. feedback loop makes change bigger ex. oxytocin- rare
oxytocin causes contractions
what if pancreas doesn't release enough insulin then diabetes is most likely diagnosed
Created by: b.marshall
 

 



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