Complete the following sentence.
Choose the answer from the box.
The thorax is separated from the abdomen by the __________________
rib cage diaphragm large intestine pleural membranes |
Which structure connects a bronchus to an alveolus?
Trachea
Thorax
Diaphragm
Bronchiole
Figure 1 shows the human lungs and associated structures.
Name airways X and Y.
Figure 1
Figure 2 shows a number of features and functions relating to the alveolus.
Figure 2
Draw one line from each feature to the correct function.
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