What are the features of the spinal cord interneurons?
1) Their somas are located in the dorsal root ganglia and release GABA as the neurotransmitter.
2) They are radial glial cells and are responsible for anterograde transport of acetylcholine neurotransmitter.
3) They have a pyramid-like shape and release glutamate as the neurotransmitter.
4) They are pseudo-unipolar cells that release GABA.
5) None of the above.