What is the function of the respiratory system?

• To digest your food

• To remove waste from the body

• To take in oxygen and remove carbon dioxide

• To fight disease

Which two body systems work together to support the body and allow the body to move?

• circulatory and respiratory

• digestive and nervous

• skeletal and muscular

• circulatory and digestive

Which of the following is a component of the circulatory system?

• heart

• blood vessels

• blood

• all answers

What is the function of the digestive system?

• It transports blood and oxygen to your cells

• It breaks down food so the nutrients can be absorbed by your body

• It helps you breathe by taking in oxygen and transporting carbon dioxide out of your body

• It helps you move

Your lungs are part of which body system?

• circulatory
• respiratory
• digestive
• muscular

Where does digestion start?

• in the stomach

• in the mouth/teeth

• in the intestines

• in the throat

What happens to what's left of our food after it goes through the intestines?

• goes back to the stomach
• absorbed into blood
• becomes stomach acid
• disposed of in the bathroom

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As you exercise, your circulatory system works with which other system to take in oxygen?

• muscular
• digestive
• respiratory
• endocrine

What makes up an organ system?

• a group of organs working together

• similar cells that form a group of cells

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The stomach is an organ that

• gets hungry

• feels empty

• stores food

• gets upset