Unit 3 Review 2

This organ system is the communication network that control how the body responds to different stimuli.

• respiratory system

• circulatory system

• nervous system

• digestive system

• immune system

This organ system provides shape and support for the body and protect organs.

• respiratory system

• circulatory system

• muscular system

• digestive system

• skeletal system

This organ system allows the body to move.

• respiratory system

• circulatory system

• muscular system

• digestive system

• skeletal system

This organ system breaks down food in order to provide energy for the body.

• respiratory system

• circulatory system

• nervous system

• digestive system

• immune system

This organ system takes in oxygen and releases carbon dioxide.

• respiratory system

• circulatory system

• nervous system

• digestive system

• immune system

This organ system filters and removes liquid wastes from the body.

• respiratory system

• circulatory system

• nervous system

• digestive system

• excretory system

This organ system transports oxygen and nutrients in the bloodstream around the body.

• respiratory system

• circulatory system

• nervous system

• digestive system

• excretory system

This organ system protects the body against harmful pathogens.

• immune system

• circulatory system

• nervous system

• digestive system

• excretory system