Which cells in the adrenal medulla receive preganglionic fibres?

1. They act like modified postganglionic neurons. 2. They are named for how they stain. 3. The cells in the adrenal medulla contacted by preganglionic fibers are called chromaffin cells. 4. So the answer is chromaffin cells. _Source: OpenStax 'Anatomy and Physiology 2e', Ch 15 'The Autonomic Nervous System'_