7.3 Final Review

Front

Which of these activities would use the most energy?

• Playing video games
• Eating your favorite chips
• Running a mile
• Watching Outer Banks

Back

Running a mile

Front

If you need more energy, how does the amount of cellular respiration change?

Back

Cellular respiration increases

Front

Which of the following is part of the circulatory system? Small intestine, Lungs, Blood, Stomach

Back

Blood

Front

What is this and what is its function?

Back

Alveoli; absorbs oxygen/carbon dioxide

Front

How do carbon dioxide and water vapor leave your body?

Back

We exhale them

Front

How does oxygen enter the blood?

Back

We inhale oxygen and absorb it through the alveoli into the blood

Front

How do food molecules enter the blood?

Back

We take in glucose through our food and absorb it through the villi into the blood

Front

Cellular respiration

Back

A chemical reaction that occurs in cells and provides them with energy

Front

How do carbon dioxide and water leave our cells after cellular respiration?

Back

CO2 and H2O are carried by the blood back to the lungs and then exhaled

Front

Where does cellular respiration occur?

Back

All cells