Section of the internal saphenous nerve. Stained in osmic acid and subsequently hardened in alcohol. Drawn as seen under a very low magnifying power. Labels: ep, epineurium (general sheath of the nerve consisting of connective tissue separated by cleft-like areolae, which appear as a network of clear lines, with here and there fat-cells), f, f, and blood-vessels, v; per, perineurium (particular sheath of funiculus); end, endoneurium, or connective tissue within funiculus, embedded in which are seen the cut ends of the medullated nerve fibers. The fat cells and the nerve fibers are darkly stained by the osmic acid.

Section of the Internal Saphenous Nerve

Section of the internal saphenous nerve. Stained in osmic acid and subsequently hardened in alcohol.…