Unit 1-Marathon Runner

Front

Which is responsible for providing oxygen to cells?

Back

circulatory system

Front

Which best describes the relationship between the muscular system and the circulatory system?

Back

The circulatory system delivers oxygen for muscle energy

Front

Where does most absorption of nutrients take place?

Back

Small intestine

Front

Microscopic sacs where gas exchange of oxygen and carbon dioxide takes place.

Back

alveoli

Front

What important activity takes place in the lungs?

Back

Oxygen (O2) is exchanged for Carbon Dioxide (CO2)

Front

What are the tiny air sacs at the end of the Bronchioles, that transfer oxygen into the blood stream?

Back

Alveoli

Front

What are the lungs getting rid of when you exhale?

Back

Carbon Dioxide

Front

Which hormone is produced when the blood glucose concentration is above normal?

Back

insulin

Front

Homeostasis is the maintenance of a constant...

Back

internal environment

Front

Negative Feedback loops are...

Back

Counteract a change to bring it back to normal set values