Cover in our next section I'm are the mica are now that we've covered the muscles and joints let's put it all together so you guys can see what this is going to lookalike in the gym using these muscles for real function your column your quad you got four quad muscles butane is unique erectus members and actually runs from your hip comes down and crosses yearning the rectums femoral is there because they can help you flex your hip as you would in like aster Alpha Fuel XT up or even if you're going to the track you doing some spring for air conditioning work that's where you're going to see resurrections being used but more importantly in the function that most people probably most familiar with that need extension so you're going to see that any time you ‘rein the gym to do it like a leg extension or something of that nature that's where you can see the quads and there are big compound live like you would ask what or something of that nature anytime you're squatting that's when you can extend any and bring out those bombs do your quads are those big muscles on the front size now it's pink right around where to look at the back remember your hamstrings cross to join the crusher hip and they crush Ernie so they've got two primary functions that we're going to hit when you're in the gym the first is hip extension that's what you’re going to see if you're doing I Romanian headlight or a trap bar defoliator any kind and dead lifting variation where you're pushing your hips back your loading those hamstrings and then you come up to the top when you finish nice and talk he got hit extension but there's also need flex ion so as your call hamstrings come down they cross the knee so anytime you doing a leg curls a glut ham raise or anything of that nature where your flexing the knees that's where your training.

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