Internal Insect Systems - Purdue Extension Entomology
Internal Insect Systems - Purdue Extension Entomology
Internal Insect Systems - Purdue Extension Entomology
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Key Parts of Foregut<br />
• Mouth -ingestion<br />
• Oesophagous –tube<br />
• Salivary glands<br />
–digestive enzymes<br />
• Crop- holding<br />
• Proventriculus -<br />
grinding