Respiratory system

What is the name of the air that we breathe in?

• carbon dioxide

• oxygen

• inhale

• exhale

What is the name of the air that we breathe out called?

• carbon dioxide

• oxygen

• inhale

• exhale

What is the name of the tiny air sacs in the lungs called?

• bronchioles

• alveoli

• bubbles

• root hair

What is another name for the windpipe

• flute

• throat

• trachea

• neck

What is another name for breathing in?

• inhale

• exhale

• sniff

• breath

What is another name for breathing out?

• inhale

• exhale

• sniff

• breath

The ______________ is a dome shaped muscle involve in breathing. It is at the bottom of the lungs

• heart

• throat

• second lungs

• diaphragm

This part of the respiratory system is used mainly for breathing

• mouth

• nose

• eyes

• ears

There are/is _________ lungs in the human body

• one only

• two only

• three only

• no lungs at all

Air enters your lungs through a system of pipe called?

• nose

• mouth

• bronchi

• throat