Cholecystokinin for Dummies

Okay, so cholecystokinin is a word that sounds really long and complicated, but I promise it's not as scary as it seems. Basically, cholecystokinin is a hormone that's made by cells in your small intestine. When you eat something, especially something with fat or protein in it, your body releases cholecystokinin to help with digestion. It's kind of like a signal that tells your body to start breaking down the food you just ate, so that all the nutrients can be used properly.

Think of it like a little messenger that's sent from your small intestine to your stomach and pancreas, telling them to get to work and start breaking down the food into smaller pieces that your body can absorb and use. Without cholecystokinin, your body wouldn't be able to properly digest and absorb the nutrients from the food you eat, which is super important for staying healthy.

There's actually another definition of cholecystokinin too, if you can believe it! It can also act as a neurotransmitter in your brain, which means it helps with things like memory and learning. So basically, cholecystokinin does double duty - it helps with digestion in your body, and it also helps with brain function, which is pretty cool if you ask me.

So, in a nutshell, cholecystokinin is a hormone made by your body to help with digestion and brain function. It's like a little helper that makes sure your body is doing all the right things to keep you healthy and strong.