Human Body Systems and Organization

Front

Cell

Back

Front

Tissue

Back

Front

Organ

Back

Front

Organ system

Back

Front

Organism

Back

a living thing

Front

Nervous system main function

Back

controls body activities, sends signals to the body, receives and interprets signals from the body

Front

Circulatory system main function

Back

transports needed materials (nutrients, oxygen...) and wastes (CO_2.....) throughout the body in the blood stream

Front

Muscular system main function

Back

causes the movement of body and causes movement in certain organs

Front

Skeletal system main function

Back

protects body organs and tissues, makes blood cells, gives shape/support, enables movement, stores minerals

Front

Respiratory system main function

Back

takes in oxygen, removes carbon dioxide