afferent

antonym: efferent
https://doi.org/10.1351/goldbook.11571
Inflowing. Of nerves, those that conduct impulses toward the central nervous system.
Compare: efferent
Source:
PAC, 2015, 87, 841. (IUPAC Glossary of terms used in neurotoxicology (IUPAC Recommendations 2015)) on page 845 [Terms] [Paper]