Tommy is a greedy eater, and he somehow managed to get a chocolate bean in his windpipe. Now it’s stuck in his right lung. Where on the image below do you have to perform surgery?
One could envy a starfish’s ability to regrow lost limbs. At least there’s the human liver. It’s the only organ in our body that can completely regenerate if at least a quarter of the original tissue is left. If you donated half of your liver, it would return to its original size in a mere fortnight.