How does the human body work? What organs are in each of the body systems and what roles do the digestive, reproductive, and other systems play?
Body Systems Use this page to copy a picture of the body system and place on your 4 square page.
Use this link to help you search for diseases by body system.
This student resource accompanies the lesson, Skin as an Organ.
The 650 muscles in the human body control movement and help to maintain posture, circulate blood and move substances throughout the body.
The human body isn't just one big system, it is actually made up of many different separate systems, all working together to make sure that you, as a whole, function correctly. Each system has special
Most people think digestion begins when you first put food in your mouth. But the digestive process actually starts even before the food hits your taste buds.
Each day you breathe about 20,000 times. Find out more about the lungs and breathing process.
The heart and circulatory system (also called the cardiovascular system) make up the network that delivers blood to the body's tissues.
The endocrine system influences almost every cell, organ, and function of our bodies. It is instrumental in regulating mood, growth and development, metabolism, and sexual function, among other thing
The immune system, composed of special cells, proteins, tissues, and organs that protect against germs and microorganisms, is the body's defense against disease.
If the brain is a central computer that controls all the functions of the body, then the nervous system is like a network that relays messages back and forth to different parts of the body. Find out h
Read and learn for free about the following article: The digestive and excretory systems review
You pee every day, but what makes it happen? Find out in this article for kids about the urinary system.