Science- Respiratory System

Inhale!!!!
Your lungs are ___________  air

• taking in
• letting out

EXHALE!!!
My lungs are __________________ air. 

• taking in
• letting out

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 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.

What is the function of the bronchi?

• Transport air from nose to lungs
• Transport air from trachea to lungs
• Transport air from lungs to alveoli
• Transport air from alveoli to blood

The two main branches from the trachea (one to each lung)

• bronchi
• alveoli
• capillaries
• bronchioles

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

• bronchi
• lungs
• oxygen
• alveoli

What is tube that is also known as your wind pipe?

• esophogus
• bronchi
• trachea
• alveoli

Flap of skin that covers the opening to the windpipe during swallowing

• Stomach
• Trachea
• Pancreas
• Epiglottis

Which of the following is NOT an airway in the respiratory system?

• the bronchioles

• the trachea

• the esophagus

• the nose