Science Quiz / G-protein:Receptor Association

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QUIZ: Can you name the G-protein Association?

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Score 0/13 Timer 05:00
ReceptorG-proteinFunction
α1Mydriasis, sphincter contraction, vasoconstriction, ↑ contractility, ↓ HR
M1Mucus secretion, slow excitatory potential in ANS
β2Bronchodilation, vasodilation, ciliary muscle relaxation, GI/GU relaxation, insulin release
D1Renal vasodilation
M2↓ HR, ↓ atrial contraction
D2Modulate CNS NT release
H1Mucus secretion, bronchoconstriction, pruritis
ReceptorG-proteinFunction
α2↓ presynaptic NT release, coronary vasoconstriction, peripheral vasodilation, sphincter relaxation
H2Gatric acid secretion
M3Mucus secretion, GI/GU contraction, miosis, bronchoconstriction, GI/GU contraction
β1↑ HR, ↑ contractility, ↑ renin release, ↑ lipolysis
V2↑ renal water resorption
V1Vasoconstriction

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