Circulatory / Respiratory Review

Which organ pumps blood?

• heart

• blood vessels

• lungs

Your red blood cells drop off _____ to your body cells.

• carbon dioxide

• blood

• oxygen

Which organ is like little branches in your lungs?

• trachea

• bronchi

• pharynx

Which muscle helps with breathing?

• diphragm

• bicep

• hamstring

Where do the capillaries pick up oxygen and drop off carbon dioxide?

• trachea

• bronchi

• alveoli

Which system is in charge of transporting needed materials around the body?

• circulatory

• respiratory

Which system brings in oxygen and gets rid of carbon dioxide?

• circulatory

• respiratory

The circulatory and respiratory systems work together to

• pump blood

• breathe

• provide oxygen to your cells

BONUS: The energy releasing chemical reactions inside your cells are called

• breathing

• cellular respiration

• digestion