Small groups or clusters of neuron cell bodies and dendrites found in the interior of the brain are called:

Small groups or clusters of neuron cell bodies and dendrites found in the interior of the brain are called: a ganglion.

A ganglion is a group of cell bodies and dendritic structures which are connected. There are three types of ganglion:

· Autonomic ganglion (cell bodies of autonomic nerves)

· Spinal ganglion (cell bodies of sensory neurons)

· Cranial nerve ganglion (cell bodies of cranial nerve neurons).