RESPIRATION. ACTIVITY 1. Write down as many terms as you can that are used to describe the respiratory system Bullet point your answers. The air continues into many branching airways known as the bronchial tree. The trachea and bronchi have supporting cartilage to keep the airways open.
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The air continues into many branching airways known as the bronchial tree
The trachea and bronchi have supporting cartilage to keep the airways open
Bronchiole walls contain more smooth muscle.
The airways from the nasal cavity through the terminal bronchioles are called the conducting zone
The air is moistened, warmed and filtered as it flows through these passageways
The air then reaches the respiratory zone
The respiratory zone
The respiratory zone contains alveoli, tiny thin walled sacs where gas exchanges occurs.
Lets now look at the actual site of diffusion, the respiratory membrane
Complete the following worksheets:
Highlight the key words within the
following text on IS 1
Highlight the key words on IS 2
The additional air that can be inhaled after a normal
tidal breath in. The maximum volume of air that can be
inspired in addition to the tidal volume.
The amount of additional air that can be pushed out
after the end expiratory level of normal breathing
*see IS 3
This is summarised on IS 4