The Respiratory System

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

What are the main organs of gas exchange in the respiratory system?

• diapragm
• lungs
• trachea
• bronchi

What is function of the dome-shaped diaphragm?

• This is where gas exchange happens.
• Air passes through the diaphragm on the way to the lungs.
• It attaches to the lungs to help in breathing.
• It is under the lungs and keeps them from falling down to your stomach.

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

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

Tags

NGSS.HS-LS1-7

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi
• lungs
• oxygen
• alveoli

Tags

NGSS.HS-LS2-5

What does the diaphragm do?

• Controls breathing

• Holds the vocal cords in place

• Exchanges gas

• Provides airflow

The waste product of respiration is_______________

• oxygen

• carbon dioxide

• hydrogen

Why is the blood that flows from the lungs to the heart bright red?

• It has oxygen in it
• It has carbon dioxide in it
• It has food coloring in it
• It has waste in it

How does the cardiovascular system and the respiratory system work together?

• The cardiovascular system transports oxygen around the body while the repiratory system gives the body oxygen
• The cardiovascular system makes cells while the respiratory system moves them where they are suppose to go.
• The cardiovascular system allows the body to have energy while the repiratory system makes cells
• The cardiovascular system transports nutrients around the body while the respiratory system brings oxygen into the body