Final answer:
The Galenic world-view based on humoral theory, shared by medical practitioners and patients, was a historically prevalent belief that health and personality traits were determined by a balance of four bodily humors, consisting of blood, phlegm, yellow bile, and black bile.
Step-by-step explanation:
The statement MEDICAL PRACTITIONERS AND PATIENTS LARGELY SHARED THE SAME GALENIC WORLD-VIEW BASED ON HUMORAL THEORY refers to the historical medical consensus around the theory of humorism developed by ancient Greek physicians. These early foundations of medicine, championed by prominent figures like Hippocrates and later expanded by Galen, posited that health and personality were governed by a balance of four bodily fluids or 'humors': blood, phlegm, yellow bile, and black bile. Each humor was associated with specific personality temperaments, and an imbalance among these humors was believed to lead to disease and reflect in one's personality traits. Various medical practices were derived from this belief system, influencing patient care for centuries. Medical practitioners adhering to this theory may have performed treatments such as bloodletting or prescribing diets intended to 'rebalance' the humors. Meanwhile, patients often shared these beliefs, perhaps taking note of their own temperaments as indications of their bodily health. This shared Galenic world-view between caregivers and patients represents a historical continuity in how illness and personality were understood and treated until more modern medical theories emerged.