This little goat is in a pen. noun. The definition of a pen is a small yard or animal enclosure, or an tool used to draw or write with ink. An example of a pen is a petting zoo. An example of a pen is a ball point.
If you are referring to the internal temperature of the human body, studies show most bodies can only survive up to 108 degrees Fahrenheit, or 42 degrees Celcius, as the proteins inside the body begin to die at around 105F.
Report Abuse. you don't melt. your brain quits. period. that is why fever is such a big deal. the human body functions best between 50 and 80 degrees. below 50 your muscles don't work very good. above 80 deg. f, your brain ceases to function properly.