ANS Receptors Flashcards
Alpha 1 receptor type
Gq
Alpha 2 receptor type
Gi
Beta (1,2,3) receptor type
Gs
ACh- Nicotinic receptor type
Ion channels
Muscarinic 1,3,5 receptor type
Gq
Muscarinic 2, 4 receptor type
Gi
Dopamine 1 receptor type
Gs
Postsynaptic
Dopamine 2 receptor type
Gi
Presynaptic
Vasopressin 1 receptor type
Gq
Vasculature
Vasopressin 2 receptor type
Gs
Renal tubules
Histamine 1 receptor type
Gq
Histamine 2 receptor type
Gs
Beta-1 effects
Positive inotropy, chronotropy, and dromotropy
Beta 2 effects
Bronchodilation
Bladder sphincter contraction
Increased renin secretion
Vasodilation (skeletal muscle)
Alpha-1 effects
Vasoconstriction (GIT, skin)
Sphincter contraction (GIT, urinary tract)
Increase sweating
Decrease pancreatic activity
Increase renin secretion
Pupil dilation