Igama elithi "adrenergic" lihlobene noma lithinta isimiso sezinzwa esizwelayo, esebenzisa i-neurotransmitter adrenaline (eyaziwa nangokuthi i-epinephrine) ukuze yenze kusebenze ukusabela okuhlukahlukene komzimba emzimbeni. Izidakamizwa ze-Adrenergic noma izinhlanganisela zilingisa noma zithuthukise imiphumela ye-adrenaline ezicutshini nasezithweni zomzimba, njengokwenyuka kwenhliziyo, umfutho wegazi, nokukhululwa kweglucose esibindini. Igama lingaphinda libhekisele kuma-receptors abopha i-adrenaline nezinhlanganisela ezihlobene emzimbeni, njenge-alpha ne-beta adrenergic receptors.