Mobile communication terminal and operating method therefor

The present invention relates to a mobile communication terminal and an operating method therefor. The mobile communication terminal according to the present invention comprises: a wireless communication unit receiving calls; a display unit displaying an image; a camera; and a controller, wherein the controller controls the receiving of the calls and the displaying of the image, and is capable of performing a preset function corresponding to a body part of a user contained in the image which the camera has photographed in a first mode.