chorion

n. the outermost of the membranes that surround and protect the developing embryo. In most mammals (including humans), a section of it forms the embryonic part of the placenta. —chorionic adj.

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Psychology term of the day

May 9th 2024

binocular summation

the phenomenon of increased sensation or increased magnitude of perceptual response that results from stimulation through both eyes, as compared to stimulation through one eye.