Respiratory System

What part of the respiratory system is number 2?

• Bronchi

• Mouth

• Nose

• Trachea

What part of the respiratory system is number 1?

• Bronchi

• Mouth

• Nose

• Trachea

What part of the respiratory system is number 4?

• Bronchi

• Mouth

• Nose

• Trachea

What is the name of the air we breath in?

• Oxygen

• Carbon Dioxide

• Inhale

• Exhale

What is the name of the aid that we breathe out?

• Oxygen

• Carbon Dioxide

• Inhale

• Exhale

What is the name of the tiny air sacs in the lungs? (The small circles in the lungs)

• Bronchi

• Alveoli

• Trachea

• Diaphragm

What is a synonym for the windpipe?

• Bronchi

• Alveoli

• Trachea

• Diaphragm

The dome shape muscle for breathing at the bottom of the lungs.

• Bronchi

• Alveoli

• Trachea

• Diaphragm

What is the function of the diaphragm?

• the muscle that contracts and relaxes when you breathe

• the muscle that regulates your heart beat

• no function

 Tiny blood vessels that surround the alveoli are called

• alveoli

• capillaries

• bronchi

• bronchioles