What body part did Jonas break in The Giver?

Jonas breaks his leg while riding downhill on a sled and learns about physical pain: "He gasped. It was as if a hatchet lay lodged in his leg, slicing through each nerve with a hot blade.

Explanation:

Uh yea, jonas broke his leg, i think if i remember right.

the krebs cycle and electron transport occur in the mitochondria, though other than that i would need to know more information.

ok so like i went to wiki and looked up the (constitution x new "hammystan")and it showed me the picture it highlights new hampshire and says first and second session and than it says that they hit up the u.s and was like "ey dude that paper u sent us was adopted it bro thx" xd syays it all on wiki/the pic

i dont really like reading so i guess other people might not like reading either so   imma put the answer in bold italics