HUMAN BEHAVIOUR Behavior:-➡️ All the activities from birth to death are involved in it, which is done by that person is called behavior. Mind:-➡️Mind is the psyche through which a person is aware of his surroundings, can understand emotions, make decisions and solve dilemmas. Psychopharmacology :–➡️Scientific study of drugs affecting the brain Ductless Endocrine Gland :-➡️A gland whose secretion is called a hormone. Which is directly secreted in the blood.