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Oral cavity, pharynx and oesophagus
The first section of the gastrointestinal tract comprises the oral cavity, the pharynx and the oesophagus.
Grades 6 – 12
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The first section of the gastrointestinal tract comprises the oral cavity, the pharynx and the oesophagus.
Grades 6 – 12
mozaLink
/Weblink