rheoencephalogram

rhe·o·en·ceph·a·lo·gram

(rē'ō-en-sef'ă-lō-gram),
Graphic registration of the changes in conductivity of tissue of the head caused by vascular factors.

rheoencephalogram

[rē′ō·ensef′əlōgram′]
a graphic representation of the changes in electric conductivity of the head caused by blood flowing through vessels in the head.