How do you deal with jealousy?

If you are confronted by your wife/fiance/girlfriend with Inquisition-level interrogations about your interactions with other females - through work, social organizations, sports teams, whatever - how do you handle it? How do you handle statements like "I bet you think she's hot!"? Is it best to think of manifestations of jealousy/insecurity as fitness testing, or as something more? Does the degree of jealousy change your analysis on this point?

Put the internet to work for you. via Personal Recipe 2629979