You will need to utilize outside resources to answer the questions posed throughout this assignment. Inside the heart are four hollow chambers. Each chamber is a little pump whose purpose is to pump blood all throughout your body. It takes approximately two minutes to circulate blood throughout the entire body. Name the four chambers of the heart.
Muscles are bundles of cells and fibers that work together in a very simple way.
There are 630 active muscles in your body and they act in groups. Muscles move and make us capable of a variety of actions. When you breathe in, your body gets oxygen from the air. When you breathe out, you rid your body of gases that your body does not need. Your skeleton is the framework for your body.