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B. Busey ANS Receptors

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Receptor Type
Location
Action
M1- Cholinergic   CNS   IP3DAG Increase Calcium  
🗑
M2- Cholinergic   Heart   Increase cAMP, Potassium  
🗑
M3-Cholinergic   Smooth Muscle, Glands, Circular Iris   IP3DAG, Allow Drainage from Schlemm, Constrict Pupil, Accomodation, Increase GI motility/Secretions  
🗑
Alpha1- Adrenergic   Postsynaptic- smooth muscle   IP3DAG, Vasoconstrict, Sphincter Constrict, Relax Detrusor, Dilate Pupil  
🗑
Alpha2- Adrenergic   PreSynaptic- Smooth Muscle, Fat, Platelets, Nerve Terminal   Decrease cAMP  
🗑
Beta1- Adrenergic   Heart   Increase cAMP, Increase HR and Contractions  
🗑
Beta2- Adrenergic   Smooth Muscle/Cardiac Vessels, GI, Urinary   Increase cAMP, Eye Dilator, Relax Detrusor, Relax GI  
🗑
Beta3- Adrenergic   Fat   Increase cAMP  
🗑
D1   Renal   Increase cAMP  
🗑
D2-4   CNS   Decrease cAMP  
🗑


   

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Created by: bbusey
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