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II-43 (5) Slides 72/73, Trachea (H&E). High power view of respiratory epithelium. Observe cilia, basal body (dark line where cilia originate), goblet cells (clear cells), and the basement membrane (dotted line). Some cells do not reach lumen, although they reside on the common basement membrane. Capillaries (c) are seen in lamina propria.