What is the name of the organ that is the size of a tennis ball but can expand to the size of a football?

What is the name of the tissue that closes off the windpipe when you swallow so you do not choke?

One of the following organs uses acid that is strong enough to dissolve a nail to break in its process of breaking down food into nutrients. What is it?

Approximately 21 feet in length, this organ takes the broken down food and helps move it into the blood stream by way of villi. What is the organ?

What is the name of the organ that releases insulin, a hormone that is used to lower blood sugar and store unused sugar as fat?

You cannot live completely without this organ because it produces bile, stores glycogen and helps to detox the body. What is it?

This organ soaks up water, salts and moves undigested fiber or wastes out of the body. What is it?

Digestion begins in the ______.

Absorption of nutrients happens through small finger-like structures called ________.

Which organ stores bile?