WorksheetsRespiratory System
Total questions: 20
Worksheet time: 4hrs 19mins
Label the respiratory system.
Diaphragm
Lung
Trachea
Bronchiole
Alveoli
What is the main function of the respiratory system?
to provide oxygen and remove carbon dioxide from the body
o break down food and absorb nutrients
to remove oxygen from the body and deliver carbon dioxide
What are the main organs of the respiratory system that allow us to breathe and for gas exchange to happen?
diapragm
lungs
trachea
What is function of the dome-shaped diaphragm muscle?
This is where gas exchange happens.
Air passes through the diaphragm on the way to the lungs.
It attaches to the lungs and contracts and relaxes to help in breathing.
These are the two two main branches from the trachea (one to each lung)
bronchi
alveoli
capillaries
bronchioles
Flap of tissue that covers the opening to the windpipe during swallowing
Pharynx
Trachea
Epiglottis
What type of cells carry oxygen in the blood?
red blood cells
white blood cells
The circulatory system works with the ___________ system to provide our body with oxygen and get rid of CO2 (carbon dioxide).
respiratory
digestive
muscular
skeletal
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation.
What is the site of gas exchange?
alveoli
nose
lung
bronchi
