Magic School Bus Works Out

The heart is like what type of machine?

• lever

• pump

• wedge

• pulley

Red blood cells bring ____ to the muscle cells.

• carbon dioxide

• carbon monoxide

• oxygen

_______ breathe in air.

• lungs

• bones

• nails

The ______ pumps the blood to the muscles.

• heart

• arm

• hand

• foot

What type of activity makes the heart, lungs, and muscles stronger?

• aerobic activity

• resting

• sleeping

What is the most important MUSCLE in the body?

• the heart

• quadriceps

• biceps

• triceps

Which 3 systems did this video focus on?

• Respiratory

• Muscular

• Circulatory

• Digestive

• Skeletal

Which system are your lungs in?

• Respiratory

• Circulatory

• Skeletal

• Muscular

Which system is your heart in?

• Respiratory

• Circulatory

• Skeletal

• Muscular

Which system are your muscles in?

• Respiratory

• Circulatory

• Skeletal

• Muscular