This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
F 10 denotes in ICD 10 denotes 
Select and explain. 
A. organic disorders, B. substance use disorders, C. mood disorders, D. anxiety disorders
B: substance use disorders
Answer: B: substance use disorders 
Explanation: ICD CHAPTERS ICD is a text book for classification of psychiatric disorders. The below table comprises chapter numbers dealing with various psychiatric disorders. Ref.Internation Classification disorders, 10 edition