Breathe In
What is the main organ in the respiratory system?
The lung
Breathing in and out is also called?
Inhaling and Exhaling
True or False:
Humans can breathe through only their nose.
False.
Humans can breathe through both their mouth or nose.
True or False:
Lung cancer cells can grow into nearby lung tissue and destroy it.
True
What do we breathe in?
Oxygen
True or False:
You can survive without a diaphragm.
False.
Trachea
What is a respiratory condition that makes it difficult to breathe?
Asthma
Which lung is smaller?
Left lung
True or False:
The diaphragm is the only organ found in every mammal on Earth.
True
The trachea divides into two tubes that are called?
Bronchi
What is the uncontrolled growth of cells in the lungs called?
Lung cancer
What do we breathe out?
Carbon Dioxide
The organ below the lungs. (Not the stomach)
Diaphragm
The bronchi breaks off into airways called?
What things can make your respiratory system feel sick?
smoking, vaping, pollutants like dust
The lungs are protected by how many sets of ribs?
12 sets
What does the diaphragm do?
Alveoli
What are some symptons of respiratory illness?
Dry coughs, chest tightness/pain, shortness of breath