Respiratory System

Where is the pharynx?

Where is the trachea?

Where are the bronchi?

If we zoomed in closely, where would we see alveoli?

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Where is the diaphragm?

In respiration, ​ (a)   goes in, and ​ (b)   comes out.

• oxygen
• carbon dioxide
• nitrogen
• helium

Match the part of the respiratory system with the order that air flows into it:

• Pharynx

• 4th

• Trachea

• 3rd

• Alveoli

• 1st

• Nose

• 5th

• Bronchi

• 2nd

What are the tiny hairs that sweep dust particles?

• Cilia

• Mucus

• Alveoli

• Bronchi

What moistens the air and traps dust particles?

• Mucus

• Cilia

• Veins

• Lungs

What is the muscle that controls breathing?

• Diaphragm

• Quadriceps

• Bicep

• Bronchi