What is the main organ of the respiratory system?

• brain

• heart

• lungs

• stomach

What three things does food provide our body with?

• oxygen, energy, carbon dioxide

• energy, vitamins, minerals

• oxygen, vitamins, minerals

• carbon dioxide, vitamins, energy

Tags

NGSS.5-PS3-1

What carries blood away from the heart?

• capillaries

• veins

• arteries

What carries blood back to the heart?

• capillaries

• veins

• arteries

What are the smallest blood vessels called?

• capillaries

• veins

• arteries

What is the longest bone in the body?

• tibia

• fibula

• femur

The brain and the spinal cord make up what system?

• respiratory system

• central nervous system

• circulatory system

Tags

NGSS.4-LS1-2

What system gives the body its shape and form?

• respiratory system

• central nervous system

• skeletal system

What system brings oxygen into the body and removes carbon dioxide from the body?

• respiratory system

• central nervous system

• skeletal system

What system breaks our food down so that our body can use it for energy?

• respiratory system

• circulatory system

• digestive system

Tags

NGSS.MS-LS1-7