00:01
On the first day after arriving in deveo for christmas vacation, degong plays out in the sun for six hours.
00:09
Later that night, he notices that the skin on his lower legs and around his arms become red, swollen, and extremely painful.
00:16
By morning, all the afflicted areas have developed numerous blisters.
00:20
The areas burned include his trunk, front and back, and arms and leg.
00:25
Using the rule of nines, what percent of the total body surface has been burned? so the rules of nine when it comes to body surface means that each little section of the body represents 9 % of the whole body surface.
00:41
So our head equals 9%, the chest is 9%, the ab is also 9%.
00:51
Our back is divided into two separate 9%.
00:56
So the upper back is 9%.
00:57
The lower back is 9%.
01:00
But the complete back total is 18%.
01:04
The entire arm is 9%.
01:08
The front of the leg is 9%.
01:11
And then the back of the leg is another 9%.
01:15
So therefore the whole leg is 18%...