SBI3C - Activity 5
Notes Page 5: Respiratory System Structure and Function
Label the diagram with the correct names for each part of the respiratory system. The
labels are provided in the box; copy and paste them into the correct place.
You may not be able to label all parts at once. Come back and check the diagram as
you work through Activity 5.
Nostril
Nasal Cavity
Left Lung
Epiglottis
Pleural Cavity
Upper Lobe (2)
Lower Lobe (2)
Middle Lobe (2)
Bronchus
Pharynx
Larynx
Trachea
Right Lung
Diaphragm
Rib
Intercostal Muscle
Bronchioles
Notes Page 5: Respiratory System Structure and Function
Watch the video and use the diagram below to complete the notes about the path that air travels
to get into the lungs.
2
1
3
4
5
7
8
6
9
10
What pathway does air follow as it enters the body?
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
Notes Page 5 - The Pleural Membranes
On this diagram, label the following:
●
●
●
visceral pleural membrane
parietal pleural membrane
serous fluid layer
Add your own notes to the diagram to help explain the purpose of the pleural membranes and
how they work.