2. Human Body Systems!
• Circulatory System
• Respiratory System
• Digestive System
• Excretory System
3. Circulatory System!
• The Circulatory
System transports
blood, oxygen, &
nutrients throughout
the body.
– Helps with fighting
infection, bringing
materials to cells, &
regulate body
temperature
5. Respiratory System!
• The Respiratory System provides
• oxygen (O2 ) and removes carbon dioxide
(CO2 ).
11. Challenge!
• What system transports blood, oxygen,
and nutrients throughout the body?
– CIRCULATORY
• What system breaks down food so it is
absorbed by the body?
– DIGESTIVE