The lumbar plexus
the speed of nerve impulse in frogs is 1.61 while condution velocity is 26.71
It originates from d abdomen btwn d pectaralis major muscle n descends posterio-laterally from d pelvis to about mid-point of d inguinal ligament where it passes deep to d ligament n enters d femoral...
Yes. all animals that have a an endoskeleton and a backbone will be present with a dorsal nerve cord.
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