Which system pumps blood through your body?

• circulatory
• digestive
• respiratory
• muscular

Tags

NGSS.MS-LS1-3

What important substance is replenished as blood flows through the heart?

• iron
• nitrogen
• water
• oxygen

Tags

NGSS.HS-LS1-7

As you exercise, your circulatory system works with which other system to take in oxygen?

• muscular
• digestive
• respiratory
• endocrine

Tags

NGSS.MS-LS1-3

Where does digestion start?

• mouth
• throat
• stomach
• intestines

Tags

NGSS.MS-LS1-7

Which part of your digestive system absorbs nutrients into your bloodstream?

• stomach
• intestine
• mouth
• bladder

Tags

NGSS.MS-LS1-7

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

• goes back to the stomach
• absorbed into blood
• becomes stomach acid
• disposed of in the bathroom

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-7

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

• increases
• decreases
• stays the same
• beats backwards

Tags

NGSS.HS-LS1-3

If you take a rest after running a mile, what happens to your BREATHING rate?

• increases
• decreases
• stays the same
• none of these

Tags

NGSS.HS-LS1-3

Your lungs are part of which body system?

• circulatory
• respiratory
• digestive
• muscular

Tags

NGSS.MS-LS1-3

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

• it is contracting
• it is relaxing
• it is twisting up
• it gets longer