| catecholamine(noun, medicine, health, body) |
| natural hormone(expression, medicine, stimulant, hormone) |
| hormone(noun, medicine, health, body) |
| neurotransmitter(noun, medicine, health, body) |
| adrenal glands(expression, medicine, health, body) |
| chemical substance(expression, medicine, stimulant, hormone) |
| endocrine(noun, medicine, health, body) |
| extreme(noun, adjective, feature, characteristic, attribute) |
| medical aid(expression, medicine, health, body) |
| exertion(noun, state, condition, effort) |
| medication(noun, medicine, stimulant, hormone) |
| internal secretion(noun, medicine, health, body) |
| energy(noun, activity, power, physiology) |
| vasoconstrictor(noun, medicine, health, body) |
| pressor(noun, medicine, health, body) |
| anxiety(noun, medicine, stimulant, hormone) |
| beta-adrenergic agonist(expression, medicine, stimulant, hormone) |
| cardiac stimulant(expression, medicine, stimulant, hormone) |
| emergency medicine(expression, medicine, stimulant, hormone) |
| fight-or-flight response(expression, medicine, stimulant, hormone) |