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The pupil responds spontaneously to perceived numerosity

Authors :
Elisa Castaldi
Antonella Pomè
Guido Marco Cicchini
David Burr
Paola Binda
Source :
Nature Communications, Vol 12, Iss 1, Pp 1-8 (2021)
Publication Year :
2021
Publisher :
Nature Portfolio, 2021.

Abstract

Rapid and spontaneous estimation of number is observed in many animals. Here the authors show that perceived number of items modulates the pupillary light response in humans, confirming its spontaneous nature, and introducing pupillometry as a tool to study numerical cognition.

Subjects

Subjects :
Science

Details

Language :
English
ISSN :
20411723
Volume :
12
Issue :
1
Database :
Directory of Open Access Journals
Journal :
Nature Communications
Publication Type :
Academic Journal
Accession number :
edsdoj.0d71e706d4b04471bdda4f21503e3c99
Document Type :
article
Full Text :
https://doi.org/10.1038/s41467-021-26261-4