adult peripheral nerves adult peripheral nerve trunk III Fig. 14-1, Fig. 14-2, Fig. 14-16, in Biology of Ticks ISBN:0-19-505910-7. Large nerve that emerges from pedal ganglion Iii. The major branch of this nerve innervates the muscles of leg IV. Minor branches termed hemal nerves innervate the salivary glands, the periganglionic sheath, coxal muscles and possibly the dermal glands. TADS:0000227 TADS:0000227 default_namespace