14.25 Noodles LP Above, embedded in jello. 14.26 Noodles LP Above, shown with various cuts. These noodels show how any tubular structure will look, varying with the plane of section.
Arcuate vessels demarcate cortex from medulla.
14.28 Rat kidney LP Cortex, arcuate vessels, outer stripe of outer medulla. 14.30 Rat kidney LP Inner stripe of outer medulla, and inner medulla . 14.32 Rat kidney HP Plastic section of perfectly perserved proximal tubules . Note brush border, centrally-placed nuclei, apical vacuoles for absorption. Note also slight interstitium and peritubular capillaries.