What is one of the main functions of the respiratory system?

• to digest food
• to help send messages
• to take oxygen in, to release carbon dioxide
• to pump blood

#8 is Pointing to the _________________

• trachea
• mouth
• nose
• lungs

#1 is pointing to the ________________

• nose
• lungs
• diagphragm
• mouth

#11 is pointing at the ________________

• grapes
• lungs
• alveoli
• bronchial tubes

#3 is pointing to the _____________________

• voice box/larynx 
• pharynx/throat 
• lungs
• alveoli 

#2 is pointing to the _____________

• nose
• mouth
• phraynx
• larynx

#6 is pointing to the _________________

• nose
• mouth
• alveoli
• diaphragm 

#5 is pointing to the _________________

• bronchi
• bronchial tubes
• left lung
• lobes

#10 is pointing to the ________________________

• bronchi
• bronchial tubes
• alveoli
• diaphragm 

Which of the was NOT discussed in our study of the respiratory system 

• lungs
• liver
• trachea
• alveoli