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BIOS 255 (AP III) – Week 4 Lab

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Education

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Chemistry

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Study Guide

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7

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Activity A - THYMUS TISSUE Thymic cortex Thymic corpuscles Thymic medulla Thymic corpuscles ●Thymic Corpuscles - Thymic corpuscles are concentrations of flattened epithelial cells in the medulla of the thymus gland. They begin development prior to birth and their numbers increase throughout life. Their function is thought to be function in removal of dead thymocytes. ●Thymic Cortex - The cortex of the thymus is the outer region of densely packed cells that give rise to T lymphocytes.