Respiratory system

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

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

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

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

• bronchi
• lungs
• oxygen
• alveoli

Tags

NGSS.HS-LS2-3

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

The drawing in of breath; inhalation.

• Inspiration

• Expiration

Breathing out; exhalation of breath.

• Inspiration

• Expiration

Tags

NGSS.HS-LS1-7

What is the site of gas exchange?

• alveoli

• nose

• lung

• bronchi

A cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities.

• Sinus

• Nose

• Pharynx

• Larynx

The only externally visible part of the respiratory system

• Eyes

• Nose

• Pharynx

• Larynx

Olfactory receptors are located in the mucosa of the nose. What are these receptors used for?

• sight

• smell

• touch

• taste

Tags

NGSS.MS-LS1-8

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

• bronchi
• alveoli
• capillaries
• bronchioles