Reflex arc schematic. Labels: S.O., sensory organ; S.N., sensory neuron; N.C., nerve center; M.N., motor neuron; M.O., motor organ.

Nerve Reflex Arc

Reflex arc schematic. Labels: S.O., sensory organ; S.N., sensory neuron; N.C., nerve center; M.N., motor…

Reflex arc, as it is approximately in man. Labels: 1, nerve terminal, or sensory epithelium; 2, dendrite of sensory neuron; 3, cell body in dorsal root ganglion; 4, axon of sensory neuron; 5, dendrite of motor neuron; 6, cell body in ventral horn; 7, axon of motor neuron; 8, end organ (e.g., muscle-cell, gland-cell, etc.).

Nerve Reflex Arc

Reflex arc, as it is approximately in man. Labels: 1, nerve terminal, or sensory epithelium; 2, dendrite…