GABA- B receptor is which type of receptor -: (A) Inotropic receptor, (B) Metabotropic transmembrane receptor, (C) Ligand gated ion channel, (D) Intrinsic ion channel
Answer is B. Ans: B. Metabotropic transmembrane receptor(Ref : KDT //e p. 399, 402 6 6h/e p. 395; Katzung 17th/e p' 377-378; lP/e p' 355)Metabotropic recePtors:Are G-protein coupled receptors which act through second messenger.Examples: GABA-B receptors, Muscarinic (M1 to M5)