Respiratory and Circulatory

What is the function of this  system?

• Take in oxygen and release carbon dioxide
• Break apart nutrients into usable pieces of energy
• Transport nutrients and oxygen to the  body
• Provide movement for the body

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body
• to bring oxygen to the body
• to break down food and absorb nutrients
• to remove oxygen from the body and deliver carbon dioxide

Which systems transports blood throughout the body?

• Respiratory
• Immune
• Circulatory
• Cardiovascular

The ____________________ is the body system that transports oxygen, food, and waste through the body.  

• respiratory system 
• muscular System
• circulatory system 
• skeletal system

The ____________ is a muscular organ that pumps blood to the body through blood vessels. 

• vein 
• artery 
• heart

Arteries carry blood with oxygen away from the heart.

• True

• False

Veins carry blood with carbon dioxide back to the heart.

• False

• True

What does the circulatory system help our blood carry away from our body?

• oxygen

• hydrogen

• carbon dioxide

• helium

Your lungs have tiny air sacs called _______.

• aorta

• arteries

• ventricles

• alveoli