The Circulatory and Respiratory Systems

Which body system is shown here?

• circulatory system

• respiratory system

Which body system is shown here?

• circulatory system

• respiratory system

What is the main organ in the respiratory system?

• lungs

• heart

• vein

• diaphragm

What is the main organ in the circulatory system?

• lungs

• heart

• artery

• bronchi

You breathe in ___________ and breathe out ___________

• carbon dioxide, oxygen

• oxygen, carbon dioxide

Arteries carry blood ____________________, veins carry blood _________________

• back to the heart, away from the heart

• away from the heart, back to the heart

• to outer space, back to Earth

• to the front office, to Ms. Lee's room

What is the main function of the Respiratory System?

• blood transports nutrients and gases through the body

• exchanges gases between the body and the environment

• breaks down food to provide energy

• removes solid, liquid and gas waste from the body

The trachea is also known as

• the lungs

• the windpipe

• the esophagus

• the bronchi

What is the main function of the circulatory system?

• blood transports nutrients, gases and other substances throughout the body

• exchanges gas between the body and environment

• controls all the other body systems

• works with the skeletal system to help you move

As your physical activity ____________, your heart rate ___________ and your breathing rate _______________

• decreases, increases, stays the same

• increases, increases, increases

• increases, decreases, increases

• decreases, stays the same, increases