Respiratory System

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

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

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

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

Given the following structures:

1. Lungs

2. nasal/mouth

3. bronchioles

4. trachea

5.alveoli

6.bronchi

7.capillaries

8.pharynx

9.larynx

Which of the following is the correct order that air would flow during inhalation.

• 1,2,3,4,5,6,7,8,9

• 2,3,1,4,9,8,7,6,5

• 2,8,9,4,6,3,5,7,1

• 4,2,3,1 9,6,8,7,5

Which body function is made possible by the fibrous bands stretched across the larynx, creating vocal cords?

• swallowing

• breathing

• diffusion

• speech

A chamber behind the nose and mouth that leads to the trachea

• pharynx
• trachea
• epiglottis
• larynx

The drawing in of breath; inhalation, is also known as....

• Inspiration

• Expiration

Breathing out; exhalation of breath, is also known as....

• Inspiration

• Expiration

What is the structure where gas exchange occurs?

• alveoli

• nose

• lung

• bronchi

Which lung has 2 lobes and is slightly smaller to make room for the apex of the heart?

• Right

• Left