Chapter 14 - The Brain and Cranial Nerves - Study Guide - Testing Your Recall - Page 555: 8

d. pons

The pons is most closely associated with the cerebellum in embryonic development and remains its primary source of input fibers throughout life. The metencephalon develops into the pons and the cerebellum. The pons has two thick stalks called cerebellar peduncles that connect the cerebellum to the pons and midbrain.