I'm sorry, was she speaking? Boobs.
Per Wikipedia "muscle" IS derived from Latin musculus, diminutive of mus "mouse", but I have yet to find supporting evidence that it's called that because the bicep movement looks like a subdermal mouse.
"Somewhere, someone isn't impressed by your looks. Not all men jump through the hoops of your fire. You're unbelievably boring to more people than you'll ever know." --Henry Rollins
"If someone tells you something is easy and they can't explain how to do it, it's not easy." --Steve Shaw