Ma'anar ƙamus na kalmar "exteroceptor" shine mai karɓa na hankali wanda ke amsa abubuwan motsa jiki daga wajen jiki, kamar tabawa, matsa lamba, zazzabi, da zafi. Ana samun waɗannan masu karɓa a cikin fata, mucous membranes, da sauran sassan jiki na waje, kuma suna ba da bayanai ga kwakwalwa game da yanayin waje. Misalai na exteroceptors sun haɗa da masu karɓa don taɓawa, matsa lamba, zafin jiki, da zafi, da kuma masu karɓa don hangen nesa, ji, da wari.