Merck Manual

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Hepatic lobule, zones
hepatic-lobule-zonal-center-sized
Hepatic lobule, zones

    Schema of a classical hepatic lobule in cross-section illustrating zonal distribution: zone 1 = periportal, zone 2 = intermediate (trans-sinusoidal), zone 3 = centrilobular or periacinar.

Courtesy of Dr. Sharon Center.