Body Systems & Cells

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

Tags

NGSS.MS-LS1-3

The circulatory system works with the ___________ system to provide our body with oxygen.

• respiratory
• digestive
• muscular
• skeletal

The circulatory system works with the __________ system to obtain energy from nutrients that we eat. 

• respiratory 
• digestive
• skeletal
• nervous

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body
• to bring oxygen to the body
• to break down food and absorb nutrients
• to remove oxygen from the body and deliver carbon dioxide

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

Tags

NGSS.MS-LS2-3

What is tube that is also known as your wind pipe and transports air from your mouth to your lungs?

• esophogus

• bronchi

• trachea

• alveoli

What is the purpose / function of the skin?

• protection
• temperature maintenance
• excretion and sensory reception
• all of the choices

What system works with the muscular system to help support our body?

• Circulatory system
• Skeletal system
• Muscular system
• Integumentary system

What is the largest organ in our body?

• Muscular system
• Skeletal system
• 
  Integumentary system (skin)
• Circulatory system

We cannot control involuntary muscles.

• True
• False