This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
[{'content': 'Regarding wound healing which is not true? \nSelect and explain. \nA. Impaired by radiation, B. Impaired by haematoma, C. Impaired by infection, D. Stimulated by steroids', 'role': 'user'}, {'content': "Answer: D \nExplanation: (D) Stimulated by steroids FACTORS INFLUENCING WOUND HEALINGLocal factorsSystemic factors* Blood supply* Denervation* Infection* Foreign body Hematoma* Mechanical stress* Neurotic tissue* Age* Anemia* Drugs eg- steroids cytotoxic drugs.* Genetic disorders (Ehlers - danlos syndrome, Marians syndrome)* Hormones* Diabetes* Malignancy* Uremia,Jaundice* Malnutrition* Obesity* Systemic infection* Vitamin deficiency (vitamin C)* Trace metal deficiency (zn, cu)> Steroids, infection, diabetes, etc. reduce body's resistance. So healing is delayed.", 'role': 'assistant'}]