Leptin
Leptin Process (CRH)
Leptin -> Hypothalmus/paraventricular nucleus -> CRH -> ATCH
CRH
Response to weight gain (decreased feeding/increased fat breakdown)
Petin Process (NPY)
Leptin -> Hypothalmus/paraventricular nucleus -> NPY
NPY
Response to starvation (increased feeding/decreased energy expenditure)
Parasympathetic nerves
Relax bodily systems
Sympathetic Nerves
Bodily systems on alert