This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Most common site for putting chest drain in case of pleural effusion - 
Select and explain. 
A. 2nd intercostal space midclavicualar line, B. 7th intercostal space midaxillary line, C. 5th I.C. space mid clavicular line., D. 5
B: 7th intercostal space midaxillary line
Answer: B: 7th intercostal space midaxillary line 
Explanation: Site for putting chest drain in pleural effusion → 7th ICS mid axillary line
Site for putting needle in spontaneous pneumothorax → 2nd ICS, mid clavicular line.