iii. Sub esophageal ganglia:
Formed by the last three cephalic neuromeres. Innervates
mandible, maxillae and labium.
iv. Thoracic ganglia:
Three pairs found in the respective thoracic segments, largest ganglia,
innervate legs and muscles.
v. Abdominal ganglia:
8 pairs, number varies due to fusion of ganglia, innervate spiracles.
vi. Thoraco abdominal ganglia:
Thoracic and abdominal ganglia are fused to form single
compound ganglia. Innervate genital organs and cerci.
II. Visceral nervous system
The
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