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SNS receptor responses
Receptor responses to activation of ANS
9
Pharmacology
Graduate
09/13/2014

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Cards

Term
Heart
Definition
  • β1 Receptor
  •  ↑ Heart rate, ↑ AV conduction velocity, & ↑ force of contraction (ventricular)
Term
Lungs
Definition
  • β2 Receptor
  • Bronchodilation 
Term
Liver
Definition
  • β2 Receptor
  •  ↑ liver sugar production; ↑ glucagon 

 

Term
Vasculature
Definition
  • β2 Receptor
  • Vasodilation in vessels of skeletal 
  • muscle, lungs, & heart 

 

Term
Uterus
Definition
  • β2 Receptor
  • Relaxation of uterine muscles

 

Term
Eye
Definition
  • α1
  • Pupil dilation (mydriasis), better far vision

 

Term
Vasculature
Definition
  • α1
  • Vasoconstriction in vessels of skin, 
  • mucous membranes, & most organs

 

Term
Bladder
Definition
  • α1
  • Urinary retention

 

Term
Presynaptic Neurons
Definition
  • α1
  • Stimulation decreases further norepinephrine release 

 

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