Common Core Achieve
The systems within the body work together to keep the body functioning. Eating healthful foods, staying active, and drinking plenty of water help to maintain the body systems. Good hygiene and regular hand washing can prevent diseases and help keep the body healthy. A healthy body is better able to regulate itself and to return to a normal state during times of stress or illness.
arrow_drop_downSkeletal, Muscular, and Nervous Systems
The skeletal, muscular, and nervous systems work together to help the body move. Learn about the structure and function of each of these body systems.Read more
arrow_drop_downDigestive, Excretory, Respiratory, and Circulatory Systems
The respiratory, circulatory, digestive, and excretory systems deliver oxygen and nutrients and remove wastes. Learn how oxygen and nutrients are taken in and processed.Read more
arrow_drop_downEndocrine and Reproductive Systems
The endocrine system controls hormones that carry messages throughout the body. Learn how hormones regulate growth and development.Read more
Homeostasis is responsible for keeping balance between all body systems and the environment. Learn how different body systems maintain body temperature, oxygen levels, and other values that are essential for our survival.Read more
Nutrients provide hydration, energy, and structural elements that help our cells to function properly. Learn about six different nutrients the body needs for optimal health.Read more
Harmful substances such as bacteria, viruses, and parasites can cause diseases in the body and disrupt the function of a body system. Learn how the body fights against disease and learn strategies for preventing disease.Read more
Set some goals for learning about human body systems by creating a three-column chart. In the first column list each body system covered in this chapter. Write a question you have about each body system in the second column. As you read, look for an answer to your question or conduct additional research and record your answer in the third column.