Human Body Part 2

a process that allows the body to get oxygen to burn food for energy and gets rid of carbon dioxide

• respiration
• emphysema
• inhaling
• nasal passage

a dome shaped sheet of muscle, the _________, separates the chest from the abdomen

• diaphragm
• epiglottis
• alveoli
• bronchial tubes

After air moves through the pharynx it continues downward. The _____, or windpipe, directs the air into 2 separate branches or tubes.

• mucus
• trachea
• larynx
• epiglottis

the ____ look like a wasp's nest and is where the exchange of oxygen and carbon dioxide takes places.

• alveoli
• bronchial tubes
• lung
• diaphragm

known as the voice box

• windpipe
• larynx
• pharynx
• epiglottis

the gas known as _______ is needed to stay alive and properly.

• oxygen
• carbon dioxide
• nitrogen
• helium

What is breathed out from our mouth and nose?

• carbon dioxide
• oxygen
• nitrogen
• helium

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body

• o 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 

Within the lungs, the exchange of oxygen and carbon dioxide occurs between the ___ and the capillaries. 

• trachea 
• bronchi 
• alveoli
• diaphragm