yes
A dendrite is a part of a single neurone. All neurones (as far as I can remember) have dendrites. Do you mean Dorsal root ganglia? In which case yes.
First some brief background. Neuron is the medical term for a nerve cell. It is a fallacy to think so called nervous conditions are caused by nerves. Or to express a different way, mental aka...
pick up signals and send them to the cell body
Dendrites lead onto other axons, and then neutrons. They help the axon to carry messages around the body.