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: Physiology
Anti-inflammatory action of steroids is due to: 
Select and explain. 
A. Inhibition of phospholipase A2, B. Inhibition of cyclooxygenase, C. Increased activity of lipo lipase, D. Inhibition of lipoxygenase
A: Inhibition of phospholipase A2
Answer: A: Inhibition of phospholipase A2 
Explanation: Glucocorticoids induce the synthesis of lipocortin, an inhibitor of phospholipase A2.