Human Body Systems

Front

Which system pumps blood through your body? Options: circulatory, digestive, respiratory, muscular

Back

circulatory

Front

What important substance is replenished as blood flows through the heart? Options: iron, nitrogen, water, oxygen

Back

oxygen

Front

As you exercise, your circulatory system works with which other system to take in oxygen? Options: muscular, digestive, respiratory, endocrine

Back

respiratory

Front

Where does digestion start? Options: mouth, throat, stomach, intestines

Back

mouth

Front

Which part of your digestive system absorbs nutrients into your bloodstream? Options: stomach, intestine, mouth, bladder

Back

intestine

Front

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

Back

disposed of in the bathroom

Front

As your body works harder, what happens to your HEART rate?

Back

increases

Front

What happens to your BREATHING rate if you take a rest after running a mile?

Back

decreases

Front

Your lungs are part of which body system? Options: circulatory, respiratory, digestive, muscular

Back

respiratory

Front

When Dr. Jeff bends his arms to lift this weight, what is happening to his bicep muscle?

Back

it is contracting