Digestive System, Part 1: Crash Course A&P #33
Nachos are delicious. And versatile because today they're also going to help us learn a thing or two about your digestive system. Nachos can provide us with ...
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We all have our reasons for eating nachos at 3 in the afternoon. I happen to have my own. And don’t ask -- it’s personal. But more generally, we all eat any kind of food to accomplish two simple things: to obtain the energy we need to stay alive and to get the raw materials required for building all of our tissues and stuff. That’s because, when it comes down to it, both you and the food you eat contain those two same things: Both you and food are made of “stuff” -- by which I mean, matter, made of certain kinds of atoms -- and both you and food have energy stored in the bonds between those atoms. So all living things need to take in stuff and energy, and convert it into slightly different stuff and energy. And you can get some of the things you need pretty easily. Like, in order ...
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We all have our reasons for eating nachos at 3 in the afternoon. I happen to have my own. And don’t ask -- it’s personal. But more generally, we all eat any kind of food to accomplish two simple things: to obtain the energy we need to stay alive and to get the raw materials required for building all of our tissues and stuff. That’s because, when it comes down to it, both you and the food you eat contain those two same things: Both you and food are made of “stuff” -- by which I mean, matter, made of certain kinds of atoms -- and both you and food have energy stored in the bonds between those atoms. So all living things need to take in stuff and energy, and convert it into slightly different stuff and energy. And you can get some of the things you need pretty easily. Like, in order ...
