Respiratory System

What is the windpipe also known as?

• Trachea

• Bronchi

• Bronchioles

• Alveoli

After the trachea, the respiratory system branches off into two tubes called ______________

• Bronchi

• Alveoli

• Esophagus

• Bronchioles

NUMBER 3:

• Pharynx

• Trachea

• Bronchi

• Alveoli

NUMBER 6:

• Lungs

• Trachea

• Mouth

• Alveoli

Inside the lungs, the bronchi divide into smaller tubes. At the end of these tubes, there are tiny sacs called...

• Pharynx

• Trachea

• Lungs

• Alveoli

When we breathe out, the ____________ leaves our lungs.

• Carbon dioxide

• Oxygen

Tags

NGSS.5-LS2-1

Which are the main organs in the respiratory system?

• Heart

• Stomach

• Lungs

• Nose

The organ system that provides the body with oxygen and rid the body of carbon dioxide.

• Circulatory System
• Trachea
• Arteries
• Respiratory System

What are the tiny air sacs at the end of the Bronchioles, that transfer oxygen into the blood stream?

• Trachea
• Bronchi
• Alveoli
• Larynx

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-5

Tube that carries oxygen from the mouth to the Bronchi. (#5)

• Bronchioles
• Alveoli
• Esophagus
• Trachea