NEET PG DENTAL EXAM

Detailed explanation-1: -Epinephrine is part of your sympathetic nervous system, which is part of your body’s emergency response system to danger-the “fight-or-flight” response. Medically, the flight-or-flight response is known as the acute stress response.

Detailed explanation-2: -Epinephrine is a sympathomimetic catecholamine that exerts its pharmacologic effects on both alpha and beta-adrenergic receptors using a G protein-linked second messenger system. It has a greater affinity for beta receptors in small doses. However, large doses produce selective action on alpha receptors.